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POLYFUSE(R) Resettable PTCs
Surface Mount
0805L Series
Description T henew0805Lseriesdeviceprovidessurfacemount overcurrentprotectionforapplicationswherespaceisat apremiumandresettableprotectionisdesired. Features * oHScompliantand R lead-free * astresponsetofault F currents * ompactdesignsaves C boardspace Applications * SBperipherals U * iskdrives D * D-ROMs C * lugandplayprotection P formotherboardsand peripherals * obilephones-battery M andportprotection * iskdrives D * DAs/digitalcameras P * ameconsoleport G protection * owresistance L * ow-profile L * ompatiblewithhigh C temperaturesolders
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 0.10 0.20 0.35 0.50 0.75 1.0 I trip (A) 0.30 0.50 0.75 1.00 1.50 1.95 V max (Vdc) 15 9 6 6 6 6 I max (A) 100 100 100 100 40 40 Pd max. (W) 0.5 0.5 0.5 0.5 0.6 0.6 Maximum Time To Trip Current (A) 0.50 8.00 8.00 8.00 8.00 8.00 Time (Sec.) 1.50 0.02 0.10 0.10 0.20 0.30 R min () 1.000 0.650 0.250 0.150 0.090 0.060 Resistance R typ () 3.500 2.000 0.750 0.500 - - R 1max () 6.000 3.500 1.200 0.850 0.350 0.210 X X X X X X X X X X X X Agency Approvals
Part Number
Marking
0805L010 0805L020 0805L035 0805L050 0805L075 0805L100
A C E F G N
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
0805L Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Surface Mount
Temperature Rerating
Ambient Operation Temperature -40C Part Number 0805L010 0805L020 0805L035 0805L050 0805L075 0805L100 0.14 0.28 0.47 0.68 1.00 1.35 0.12 0.25 0.44 0.62 0.90 1.25 0.11 0.23 0.39 0.55 0.79 1.10 0.10 0.20 0.35 0.50 0.75 1.00 -20C 0C 23C 40C Hold Current (A) 0.08 0.17 0.30 0.40 0.63 0.82 0.07 0.14 0.27 0.37 0.57 0.74 0.06 0.12 0.24 0.33 0.53 0.65 0.05 0.10 0.20 0.29 0.41 0.55 0.03 0.07 0.14 0.23 0.34 0.42 50C 60C 70C 85C
Average Time Current Curves
0.200A 0.350A 0.500A 0.750A 1.00A 0.100A
0805L Series
Temperature Rerating Curve
170% 150%
100000
10000
Percentage of Rated Current
130% 110% 90% 70% 50% 30%
1000
TIME IN SECONDS
100
10
10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
1
0.100
0.010
0.001 0.02 0.100 1 10 100
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.10
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
0805L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Soldering Parameters
Condition Peak Temp/ Duration Time Time above liquids (TAL) 220C Preheat 120C~ 180C Storage Condition Reflow 260C/10Sec 60Sec~100Sec
Temperature (C) 260 220 Soldering Cooling
50Sec~150Sec 0C~35C,< 70%RH =
* ecommendedreflowmethods:IR,vaporphaseoven,hotair R oven,N2environmentforlead-free * evicesarenotdesignedtobewavesolderedtothebottomside D oftheboard. * ecommendedmaximumpastethicknessis0.25mm(0.010inch) R * evicescanbecleanedusingstandardindustrymethodsand D solvents. Note:freflowtemperaturesexceedtherecommendedprofile, I devicesmaynotmeettheperformancerequirements.
180 120
Preheating
0
50 to 150
60 to 100 Time(s)
120
Physical Specifications
Terminal Material Lead Solderability Gold-PlatedCopperorSolder-Plated Copper(SolderMaterial:MatteTin(Sn)) MeetsEIASpecificationRS186-9E,ANSI/ J-STD-002Category3.
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange MIL-STD-202Method107G +85C/-40C20times -30%typicalresistancechange MIL-STD-202,Method215 Nochange MIL-STD-883C,Method 2007.1,ConditionA Nochange
Thermal Shock
Solvent Resistance
Vibration
0805L Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Surface Mount
Dimensions
MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART) SHOWN IS 1.0AMP RATING
A
C
Top View
N
D
B
Side View
Bottom View
Pad Layout
E 1.00 mm (.040)
1.20 mm (.047)
1.50 mm (.059)
Part Number 0805L010 0805L020 0805L035 0805L050 0805L075 0805L100
A Inches 0.08 0.08 0.08 0.08 0.08 0.08 0.09 0.09 0.09 0.09 0.09 0.09 mm 2.00 2.00 2.00 2.00 2.00 2.00 2.20 2.20 2.20 2.20 2.20 2.20 Inches 0.05 0.05 0.05 0.05 0.05 0.05 0.06 0.06 0.06 0.06 0.06 0.06
B mm 1.20 1.20 1.20 1.20 1.20 1.20 1.50 1.50 1.50 1.50 1.50 1.50 Inches 0.02 0.02 0.02 0.03 0.03 0.03 0.04 0.04 0.03 0.05 0.05 0.07
C mm 0.55 0.55 0.45 0.75 0.75 0.80 1.00 1.00 0.75 1.25 1.25 1.80 Min. 0.01 0.01 0.01 0.01 0.01 0.01
D Inches mm Min. Inches Min
E mm 0.10 0.10 0.10 0.10 0.15 0.15 0.45 0.45 0.45 0.45 0.45 0.45 Max. Min. Max.
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
0.20 0.004 0.02 0.20 0.004 0.02 0.20 0.004 0.02 0.20 0.004 0.02 0.20 0.006 0.02 0.20 0.006 0.02
Part Numbering System
0805 L 100 W R
PACKAGING STYLE R: Tape & Reel QUANTITY CODE: W=3000 Y=4000 I HOLD HOLD CURRENT CODE(SEE TABLE BELOW) L: LITTELFUSE SURFACE MOUNT PPTC SIZE
SERIES
Packaging
I hold (A) 0.10 0.20 0.35 0.50 0.75 1.00 I hold Code 010 020 035 050 075 100 Packaging Option TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel Quantity 4000 4000 4000 3000 3000 3000 Quantity & Packaging Codes YR YR YR WR WR WR
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5 Electronics Designers Guide
0805L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
1206L Series
Description T he1206Lseriesdeviceprovidessurfacemount overcurrentprotectionforapplicationswherespaceisat apremiumandresettableprotectionisdesired. Features * oHScompliantand R lead-free * astresponsetofault F currents * ompactdesignsaves C boardspace Applications * SBperipherals U * iskdrives D * D-ROMs C * lugandplayprotection P formotherboardsand peripherals * obilephones-battery M andportprotection * iskdrives D * DAs/digitalcameras P * ameconsoleport G protection * owresistance L * ow-profile L * ompatiblewithhigh C temperaturesolders
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 0.125 0.16 0.20 0.25 0.35 0.35 0.50 0.50 0.75 1.00 1.10 1.50 I trip (A) 0.29 0.37 0.42 0.50 0.75 0.75 1.00 1.00 1.50 1.80 2.20 3.00 V max (Vdc) 30 30 24 16 6 16 6 15 6 6 6 6 I max (A) 100 100 100 100 100 100 100 100 100 100 100 100 Pd max. (W) 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.8 0.8 0.8 Maximum Time To Trip Current (A) 1.00 1.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 Time (Sec.) 0.20 0.30 0.10 0.08 0.10 0.10 0.10 0.10 0.20 0.30 0.30 1.00 R min () 1.500 1.200 0.650 0.550 0.300 0.300 0.150 0.150 0.090 0.055 0.040 0.040 Resistance R typ () 3.600 2.800 1.550 1.400 0.750 0.750 0.400 0.400 0.200 0.110 0.110 0.080 R 1max () 6.000 4.500 2.600 2.300 1.200 1.200 0.700 0.750 0.290 0.210 0.180 0.120 X X X X X X X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
Marking
1206L012 1206L016 1206L020-C 1206L025-C 1206L035-C 1206L035/16 1206L050-C 1206L050/15 1206L075-C 1206L100 1206L110-C 1206L150-C
A B C D E J F M G N H K
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
0L Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Surface Mount
Temperature Rerating
Ambient Operation Temperature -40C Part Number 1206L012 1206L016 1206L020-C 1206L025-C 1206L035-C 1206L035/16 1206L050-C 1206L050/15 1206L075-C 1206L100 1206L110-C 1206L150-C 0.18 0.22 0.28 0.37 0.50 0.50 0.71 0.71 1.14 1.45 1.52 2.18
1206L Series
-20C 0.16 0.20 0.25 0.33 0.45 0.45 0.64 0.64 1.01 1.31 1.37 1.94
0C 0.14 0.18 0.23 0.29 0.40 0.40 0.57 0.57 0.88 1.15 1.25 1.72
23C 0.125 0.16 0.20 0.25 0.35 0.35 0.50 0.50 0.75 1.00 1.1 1.50
40C Hold Current (A) 0.10 0.14 0.17 0.22 0.30 0.30 0.42 0.42 0.65 0.84 0.92 1.28
50C 0.09 0.12 0.15 0.20 0.27 0.27 0.39 0.39 0.59 0.77 0.82 1.17
60C 0.08 0.10 0.14 0.17 0.24 0.24 0.35 0.35 0.54 0.69 0.75 1.06
70C 0.07 0.09 0.12 0.15 0.21 0.21 0.31 0.31 0.49 0.61 0.64 0.96
85C 0.05 0.08 0.09 0.12 0.15 0.15 0.25 0.25 0.41 0.48 0.52 0.77
Average Time Current Curves
0.200A 0.250A 0.350A 0.350A/15V 0.500A 0.500A/15V 0.750A 1.00A 1.10A 1.50A 2.00A
Temperature Rerating Curve
0.120A 0.160A
170% 150% Percentage of Rated Current 130% 110% 90% 70% 50% 30%
100000
10000
1000
TIME IN SECONDS
100
10
10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
1
0.100
0.010
0.001 0.20 1 10 100 1000
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.10
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Soldering Parameters
Condition Peak Temp/ Duration Time Time above liquids (TAL) 220C Preheat 120C~ 180C Storage Condition Reflow 260C/10Sec 60Sec~100Sec 0C~35C,70%RH
Temperature (C) 260 220 Soldering Cooling
50Sec~150Sec
* ecommendedreflowmethods:IR,vaporphaseoven,hot R airoven,N2environmentforlead-free * evicesarenotdesignedtobewavesolderedtothe D bottomsideoftheboard. * ecommendedmaximumpastethicknessis0.25mm R (0.010inch) * evicescanbecleanedusingstandardindustrymethods D andsolvents. Note:freflowtemperaturesexceedtherecommended I profile,devicesmaynotmeettheperformance requirements. Physical Specifications
Terminal Material Lead Solderability Solder-PlatedCopper(SolderMaterial: MatteTin(Sn)) MeetsEIASpecificationRS186-9E,ANSI/ J-STD-002Category3.
180 120
Preheating
0
50 to 150
60 to 100 Time(s)
120
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange MIL-STD-202Method107G +85C/-40C20times -30%typicalresistancechange MIL-STD-202,Method215 Nochange MIL-STD-883C,Method 2007.1,ConditionA Nochange
Thermal Shock
Solvent Resistance
Vibration
0L Series Specifications are subject to change without notice.
8 Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Surface Mount
Dimensions
MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART) SHOWN IS 1.6AMP RATING
A
C
Top View
N
B
Side View
Bottom View
D
Pad Layout
E 1.00 mm (.040)
1.80 mm (.071)
1.80 mm (.071)
Part Number 1206L012 1206L016 1206L020-C 1206L025-C 1206L035-C 1206L035/16 1206L050-C 1206L050/15 1206L075-C 1206L100 1206L110-C 1206L150-C
A Inches 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.14 0.14 0.14 0.14 0.14 0.14 0.14 0.14 0.14 0.13 0.13 0.13 3 3 3 3 3 3 3 3 3 3 3 3 mm 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.4 3.4 3.4 Inches 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07
B mm 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 Inches 0.03 0.03 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.06 0.06 0.04 0.04 0.03 0.03 0.03 0.03 0.05 0.04 0.04 0.06
C mm 0.65 0.65 0.5 0.5 0.45 0.45 0.45 0.45 0.45 0.75 0.75 0.85 1.45 1.45 1 1 0.75 0.75 0.75 0.75 1.25 1 1 1.4 Min. 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
D Inches mm Min. 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 Inches Min 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02 0.004 0.02
E mm 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 Max. Min. Max.
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
Part Numbering System
1206 L 035 /16 W R
PACKAGING STYLE R: Tape & Reel SERIES QUANTITY CODE: W=3000 Y=4000 /XX: SPECIAL VOLTAGE RATING (NOT APPLICABLE TO ALL PARTS) I HOLD HOLD CURRENT CODE (SEE TABLE BELOW) L: LITTELFUSE SURFACE MOUNT PPTC SIZE
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Packaging
I hold (A) 0.125 0.16 0.20 0.25 0.35 0.50 0.75 1.00 1.10 1.50 I hold Code 012 016 020 025 035 050 075 100 110 150 Packaging Option TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel Quantity 3000 3000 4000 4000 4000 4000 3000 3000 3000 2000 Quantity & Packaging Codes WR WR YR YR YR YR WR WR WR PR
0L Series Specifications are subject to change without notice.
0 Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Surface Mount
1210L Series
Description The1210Lseriesdeviceprovidessurfacemount overcurrentprotectionforapplicationswherespaceisat apremiumandresettableprotectionisdesired. Features * oHScompliantand R lead-free * astresponsetofault F currents * ompactdesignsaves C boardspace Applications * SBperipherals U * iskdrives D * D-ROMs C * Cmotherboards-plug P andplayprotection * obilephones-battery M andportprotection * DAs/digitalcameras P * ameconsoleport G protection * owresistance L * ow-profile L * ompatiblewithhigh C temperaturesolders
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 0.05 0.10 0.20 0.35 0.50 0.75 1.10 1.50 I trip (A) 0.15 0.30 0.40 0.70 1.00 1.50 2.20 3.00 V max (Vdc) 30 30 30 6 13.2 6 6 6 I max (A) 10 10 10 100 100 100 100 100 Pd max. (W) 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.80 Maximum Time To Trip Current (A) 0.25 0.50 8.00 8.00 8.00 8.00 8.00 8.00 Time (Sec.) 1.50 1.50 0.02 0.20 0.10 0.10 0.30 0.50 R min () 3.600 1.600 0.800 0.320 0.250 0.130 0.060 0.040 Resistance R typ () 25.00 7.000 2.900 0.810 0.550 0.290 0.140 0.070 R 1max () 50.00 15.00 5.000 1.300 0.900 0.400 0.210 0.110 X X X X X X X X X X X X X X X X Agency Approvals
Part Number
Marking
1210L005 1210L010 1210L020 1210L035 1210L050 1210L075 1210L110 1210L150
A B C E F G H K
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Temperature Rerating
Ambient Operation Temperature -40C Part Number 1210L005 1210L010 1210L020 1210L035 1210L050 1210L075 1210L110 1210L150 0.08 0.16 0.29 0.47 0.76 1.00 1.69 2.13 0.07 0.14 0.26 0.45 0.67 0.97 1.48 1.92 0.06 0.12 0.22 0.40 0.58 0.86 1.29 1.71 0.05 0.10 0.20 0.35 0.50 0.75 1.10 1.50 -20C 0C 23C 40C Hold Current (A) 0.04 0.08 0.16 0.33 0.43 0.64 0.88 1.26 0.04 0.07 0.14 0.28 0.40 0.59 0.76 1.14 0.03 0.06 0.13 0.24 0.36 0.54 0.65 1.01 0.03 0.05 0.11 0.21 0.32 0.48 0.57 0.89 0.02 0.03 0.08 0.18 0.28 0.40 0.43 0.71 50C 60C 70C 85C
1210L Series
Average Time Current Curves
0.350A 0.500A 0.050A 0.100A 0.200A 0.750A 1.10A 1.50A
Temperature Rerating Curve
170% 150% Percentage of Rated Current 130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
100000
10000
1000
TIME IN SECONDS
100
10
1
0.100
0.010
0.001 0.02 0.100 1 10 100
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.10
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
0L Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com 0L Series (c)2006 Littelfuse Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Soldering Parameters
Condition Peak Temp/ Duration Time Time above liquids (TAL) 220C Preheat 120C~ 180C Storage Condition Reflow 260C/10Sec 60Sec~100Sec
Temperature (C) 260 220 Soldering Cooling
50Sec~150Sec 0C~35C,< 70%RH =
* ecommendedreflowmethods:IR,vaporphaseoven,hotair R oven,N2environmentforlead-free * evicesarenotdesignedtobewavesolderedtothebottomside D oftheboard. * ecommendedmaximumpastethicknessis0.25mm(0.010inch) R * evicescanbecleanedusingstandardindustrymethodsand D solvents. Note:freflowtemperaturesexceedtherecommendedprofile, I devicesmaynotmeettheperformancerequirements.
180 120
Preheating
0
50 to 150
60 to 100 Time(s)
120
Physical Specifications
Terminal Material Lead Solderability Solder-PlatedCopper(SolderMaterial: MatteTin(Sn)) MeetsEIASpecificationRS186-9E,ANSI/ J-STD-002Category3.
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange MIL-STD-202Method107G +85C/-40C20times -30%typicalresistancechange MIL-STD-202,Method215 Nochange MIL-STD-883C,Method 2007.1,ConditionA Nochange
Thermal Shock
Solvent Resistance
Vibration
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Dimensions
MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART) SHOWN IS 1.5AMP RATING
A
C
Top View
K
D
B
Side View
Bottom View
Pad Layout
E
2.00 mm (.079)
2.50 mm (.098)
1.00 mm (.040)
A Part Number 1210L005 1210L010 1210L020 1210L035 1210L050 1210L075 1210L110 1210L150 Inches 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.14 0.14 0.14 0.14 0.14 0.14 0.14 0.14 mm 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.43 3.43 3.43 3.43 3.43 3.43 3.43 3.43 Inches 0.09 0.09 0.09 0.09 0.09 0.09 0.09 0.09 0.11 0.11 0.11 0.11 0.11 0.11 0.11 0.11
B mm 2.35 2.35 2.35 2.35 2.35 2.35 2.35 2.35 2.80 2.80 2.80 2.80 2.80 2.80 2.80 2.80 Inches 0.03 0.03 0.02 0.02 0.02 0.02 0.04 0.03 0.05 0.05 0.04 0.03 0.03 0.03 0.05 0.07
C mm 0.75 0.75 0.60 0.50 0.50 0.50 0.90 0.80 1.25 1.25 1.00 0.85 0.85 0.85 1.30 1.80 Min. 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
D Inches mm Min. Inches
E mm 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 Min Max. Min. Max.
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
0.25 0.008 0.02 0.25 0.008 0.02 0.25 0.008 0.02 0.25 0.008 0.02 0.25 0.008 0.02 0.25 0.008 0.02 0.25 0.008 0.02 0.25 0.008 0.02
Part Numbering System
1210 L 110 W R
PACKAGING STYLE R: Tape & Reel QUANTITY CODE: W=3000 Y=4000 I HOLD HOLD CURRENT CODE (SEE TABLE BELOW) L: LITTELFUSE SURFACE MOUNT PPTC SIZE
SERIES
Packaging
I hold (A) 0.05 0.10 0.20 0.35 0.50 0.75 1.10 1.50
0L Series Specifications are subject to change without notice.
I hold Code 005 010 020 035 050 075 110 150
Packaging Option TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel
Quantity 3000 3000 3000 4000 4000 4000 3000 2000
Quantity & Packaging Codes WR WR WR YR YR YR WR PR
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Electronics Designers Guide
POLYFUSE(R) Resettable PTCs
Surface Mount
1812L Series
Description The1812Lseriesdeviceprovidessurfacemount overcurrentprotectionforapplicationswhereresettable protectionisdesired. Features * oHScompliantand R lead-free * astresponsetofault F currents * ompactdesignsaves C boardspace Applications * lugandplayprotection P formotherboardsand peripherals * SBperipherals U * CIcards P * ameconsoleport G protection * owresistance L * ow-profile L * ompatiblewithhigh C temperaturesolders
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 0.10 0.14 0.20 0.50 0.75 0.75 0.75 1.10 1.10 1.10 1.25 1.25 1.50 1.50 1.50 1.60 I trip (A) 0.30 0.34 0.40 1.00 1.50 1.50 1.50 2.20 1.95 1.95 2.50 2.50 3.00 3.00 3.00 2.80 V max (Vdc) 30 60 30 15 13.2 24 33 6 16 33 15 6 8 12 24 8 I max (A) 100 10 100 100 100 100 20 100 100 20 100 100 100 100 20 100 Pd max. (W) 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 Maximum Time To Trip Current (A) 0.50 1.50 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 Time (Sec.) 1.50 0.15 0.02 0.15 0.20 0.20 0.20 0.30 0.50 0.50 0.40 0.40 0.30 0.50 1.50 1.00 R min () 1.600 1.500 0.800 0.150 0.100 0.110 0.110 0.040 0.060 0.060 0.050 0.050 0.040 0.040 0.040 0.030 Resistance R typ () 7.000 4.000 2.900 0.600 0.260 0.200 0.260 0.120 0.120 0.120 0.160 0.090 0.070 0.070 0.070 0.066 R 1max () 15.000 6.000 5.000 1.000 0.450 0.290 0.400 0.210 0.180 0.200 0.250 0.140 0.110 0.110 0.120 0.100 X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
Marking
1812L010 1812L014 1812L020 1812L050-C 1812L075-C 1812L075/24 1812L075/33 1812L110-C 1812L110/16 1812L110/33 1812L125-C 1812L125/6 1812L150-C 1812L150/12 1812L150/24 1812L160-C
LF010 LF014 LF020 LF050 LF075 LF075-24 LF075-33 LF110 LF110-16 LF110-33 LF125 LF125-6 LF150 LF150-12 LF150-24 LF160
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8L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Electrical Characteristics (continued)
I hold (A) 1.60 2.00 2.60 I trip (A) 2.80 3.50 5.00 V max (Vdc) 12 8 6 I max (A) 100 100 100 Pd max. (W) 0.8 0.8 0.8 Maximum Time To Trip Current (A) 8.00 8.00 8.00 Time (Sec.) 1.00 2.00 2.50 R min () 0.030 0.020 0.015 Resistance R typ () 0.066 0.040 0.030 R 1max () 0.100 0.060 0.047 X X X X X X Agency Approvals
Part Number
Marking
1812L160/12 1812L200-C 1812L260-C
LF160-12 LF200 LF260
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
Temperature Rerating
Ambient Operation Temperature -40C Part Number 1812L010 1812L014 1812L020 1812L050-C 1812L075-C 1812L075/24 1812L075/33 1812L110-C 1812L110/16 1812L110/33 1812L125-C 1812L125/6 1812L150-C 1812L150/12 1812L150/24 1812L160-C 1812L160/12 1812L200-C 1812L260-C 0.16 0.23 0.29 0.77 1.15 1.06 1.10 1.59 1.58 1.55 2.00 2.00 2.06 2.04 2.05 2.20 2.18 3.08 4.00 0.14 0.19 0.26 0.68 1.01 0.95 1.00 1.43 1.43 1.40 1.75 1.75 1.93 1.88 1.87 2.06 2.01 2.71 3.52 0.12 0.17 0.23 0.59 0.88 0.84 0.88 1.26 1.27 1.25 1.52 1.52 1.79 1.68 1.67 1.91 1.79 2.35 3.06 0.10 0.14 0.20 0.50 0.75 0.75 0.75 1.10 1.10 1.10 1.25 1.25 1.50 1.50 1.50 1.60 1.60 2.00 2.60 -20C 0C 23C 40C Hold Current (A) 0.08 0.12 0.17 0.44 0.65 0.60 0.66 0.95 0.95 0.93 1.00 1.00 1.28 1.25 1.25 1.36 1.34 1.80 2.34 0.07 0.10 0.15 0.40 0.60 0.55 0.60 0.87 0.85 0.83 0.95 0.95 1.10 1.10 1.08 1.17 1.16 1.60 2.08 0.06 0.09 0.14 0.37 0.55 0.50 0.56 0.80 0.77 .073 0.90 0.90 1.02 1.00 0.95 1.09 1.07 1.50 1.95 0.05 0.08 0.12 0.33 0.49 0.45 0.47 0.71 0.71 .063 0.75 0.75 0.80 0.80 0.77 0.85 0.83 1.07 1.39 0.03 0.06 0.10 0.29 0.43 0.37 0.36 0.60 0.58 .050 0.53 0.53 0.68 0.60 0.60 0.72 0.60 0.80 1.04 50C 60C 70C 85C
8L Series Specifications are subject to change without notice.
Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Surface Mount
Average Time Current Curves
1812L Series
Temperature Rerating Curve
100000
10000
1000
TIME IN SECONDS
100
10
1
0.100
0.010
0.001 0.02 0.100 1 10 100
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.10
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
0.750A/24V 0.750A 0.750A/33V 1.10A/16V 1.10A/33V 1.10A 1.25A 1.25A/6V 1.50A/12V 1.50A-/8V 1.50A/24V 1.60A/12V 1.60A 1.60A/8 2.00A 2.60A
0.100A 0.140A 0.200A
0.500A
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Electronics Designers Guide
8L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Soldering Parameters
Condition Peak Temp/ Duration Time Time above liquids (TAL) 220C Preheat 120C~ 180C Storage Condition Reflow 260C/10Sec 60Sec~100Sec
Temperature (C) 260 220 Soldering Cooling
50Sec~150Sec 0C~35C,< 70%RH =
* ecommendedreflowmethods:IR,vaporphaseoven,hotair R oven,N2environmentforlead-free * evicesarenotdesignedtobewavesolderedtothebottomside D oftheboard. * ecommendedmaximumpastethicknessis0.25mm(0.010inch) R * evicescanbecleanedusingstandardindustrymethodsand D solvents. Note:freflowtemperaturesexceedtherecommendedprofile, I devicesmaynotmeettheperformancerequirements.
180 120
Preheating
0
50 to 150
60 to 100 Time(s)
120
Physical Specifications
Terminal Material Lead Solderability Solder-PlatedCopper(SolderMaterial: MatteTin(Sn)) MeetsEIASpecificationRS186-9E,ANSI/ J-STD-002Category3.
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange MIL-STD-202Method107G +85C/-40C20times -30%typicalresistancechange MIL-STD-202,Method215 Nochange MIL-STD-883C,Method 2007.1,ConditionA Nochange
Thermal Shock
Solvent Resistance
Vibration
8L Series Specifications are subject to change without notice.
8 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Surface Mount
Dimensions
MARKING CODE VARIES WITH AMPERAGE AND VOLTAGE RATING (SEE CHART) SHOWN ARE: - 1.1A/6V RATING (LEFT) - 1.1A/33V RATING (RIGHT) A C
Top View
110 110
D
B
110 -33
Side View
Bottom View
Pad Layout
E
3.45 mm (.135")
3.15 mm (.124")
1.78mm (.070")
A Part Number 1812L010 1812L014 1812L020 1812L050-C 1812L075-C 1812L075/24 1812L075/33 1812L110-C 1812L110/16 1812L110/33 1812L125-C 1812L125/6 1812L150-C 1812L150/12 1812P150/24 1812L160-C 1812L160/12 1812L200-C 1812L260-C Inches 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.17 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 mm 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.37 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 4.73 Inches 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13 0.13
B mm 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.07 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 3.41 Inches 0.03 0.03 0.02 0.02 0.02 0.03 0.03 0.02 0.03 0.05 0.03 0.02 0.02 0.03 0.03 0.02 0.03 0.03 0.03 0.05 0.08 0.04 0.03 0.03 0.06 0.06 0.03 0.05 0.08 0.05 0.03 0.03 0.05 0.07 0.03 0.05 0.05 0.05
C mm 0.75 0.75 0.55 0.5 0.5 0.75 0.75 0.5 0.75 1.2 0.75 0.45 0.4 0.75 0.8 0.4 0.75 0.81 0.8 1.25 1.95 1 0.75 0.75 1.55 1.55 0.71 1.25 2 1.25 0.75 0.71 1.25 1.8 0.75 1.25 1.2 1.34 Min. 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
D Inches mm Min. 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 Inches 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.03 0.03 0.03 0.02 0.02 0.03 0.03 0.02 0.03 0.03 0.02 0.03 0.03 0.03 0.03 0.03 0.03 0.02 0.02
E mm 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.65 0.65 0.65 0.5 0.5 0.65 0.65 0.5 0.65 0.65 0.5 0.65 0.65 0.65 0.65 0.65 0.65 0.5 0.5 Min Max. Min. Max.
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
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8L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Part Numbering System
1812 L 075 /33 D R
PACKAGING STYLE R: Tape & Reel SERIES QUANTITY CODE: D=1500 M=1000 P=2000 /XX: SPECIAL VOLTAGE RATING (NOT APPLICABLE TO ALL PARTS) I HOLD CURRENT CODE (SEE TABLE BELOW) L: LITTELFUSE SURFACE MOUNT PPTC SIZE
Packaging
I hold (A) 0.10 0.14 0.20 0.50 0.75 I hold Code 010 014 020 050 075 /24 /33 1.10 110 /16 /33 1.25 125 /6 /12 /24 1.60 2.00 2.60 160 200 260 /12 Voltage Option Packaging Option TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel 1.50 150 TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel Quantity 1500 1500 2000 2000 2000 1500 1500 2000 1500 1000 1500 2000 2000 1500 1000 2000 1500 1500 1000 Quantity & Packaging Codes DR DR PR PR PR DR DR PR DR MR DR PR ZR DR MR PR DR DR ZR
8L Series Specifications are subject to change without notice.
0 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Surface Mount
2016L Series
Description The2016Lseriesdeviceprovidessurfacemount overcurrentprotectionforlowvoltage(60V)applications whereresettableprotectionisdesired. Features * oHScompliantand R lead-free * astresponsetofault F currents Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
* ighvoltage H * ow-profile L
Applications *EE1394portprotection I * oweredethernetport P protection(IEEE802.3af) * utomotiveelectronic A controlmoduleprotection * owvoltagetelecom L equipmentprotection
Electrical Characteristics
I hold (A) 0.30 0.55 1.10 1.10 1.50 2.00 I trip (A) 0.60 1.10 2.20 2.20 3.00 4.20 V max (Vdc) 60 60 15 33 15 6 I max (A) 20 20 40 40 40 40 Pd max. (W) 1.40 1.40 1.40 1.40 1.40 1.40 Maximum Time To Trip Current (A) 1.50 2.50 8.00 8.00 8.00 8.00 Time (Sec.) 3.00 5.00 0.50 0.50 1.00 3.00 R min () 0.500 0.200 0.100 0.100 0.070 0.048 Resistance R typ () 1.400 0.700 0.250 0.250 0.130 0.070 R 1max () 2.300 1.000 0.400 0.400 0.180 0.100 X X X X X X X X X X X X Agency Approvals
Part Number
Marking
2016L030 2016L050 2016L100 2016L100/33 2016L150 2016L200
LF030 LF050 LF100 LF100-33 LF150 LF200
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
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0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Temperature Rerating
Ambient Operation Temperature -40C Part Number 2016L030 2016L050 2016L100 2016L100/33 2016L150 2016L200 0.45 0.93 1.66 1.66 2.26 2.80 0.40 0.80 1.47 1.47 2.00 2.50 0.35 0.65 1.29 1.29 1.76 2.19 0.30 0.50 1.10 1.10 1.50 2.00 -20C 0C 23C 40C Hold Current (A) 0.25 0.38 0.91 0.91 1.24 1.84 0.23 0.32 0.83 0.83 1.13 1.74 0.20 0.25 0.73 0.73 1.00 1.50 0.18 0.19 0.64 0.64 0.87 1.34 0.14 0.09 0.50 0.50 0.68 1.14 50C 60C 70C 85C
2016L Average Time Current Curves Series
Temperature Rerating Curve
100000
10000
1000
TIME IN SECONDS
100
10
1
1.00A 1.00A/33V 1.50A 2.00A
0.160A
0.300A
0.100
A: 2016L050 2016L100 2016L200
B: 2016L030 2016L100/33 2016L150
0.010
0.001 0.20 1 10 100 1000
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.10
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
0L Series Specifications are subject to change without notice.
Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Surface Mount
Soldering Parameters
Condition Peak Temp/ Duration Time Time above liquids (TAL) 220C Preheat 120C~ 180C Storage Condition Reflow 260C/10Sec 60Sec~100Sec
Temperature (C) 260 220 Soldering Cooling
50Sec~150Sec 0C~35C,< 70%RH =
* ecommendedreflowmethods:IR,vaporphaseoven,hotair R oven,N2environmentforlead-free * evicesarenotdesignedtobewavesolderedtothebottomside D oftheboard. * ecommendedmaximumpastethicknessis0.25mm(0.010inch) R * evicescanbecleanedusingstandardindustrymethodsand D solvents. Note:freflowtemperaturesexceedtherecommendedprofile, I devicesmaynotmeettheperformancerequirements.
180 120
Preheating
0
50 to 150
60 to 100 Time(s)
120
Physical Specifications
Terminal Material Lead Solderability Solder-PlatedCopper(SolderMaterial: MatteTin(Sn)) MeetsEIASpecificationRS186-9E,ANSI/ J-STD-002Category3.
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange MIL-STD-202Method107G +85C/-40C20times -30%typicalresistancechange MIL-STD-202,Method215 Nochange MIL-STD-883C,Method 2007.1,ConditionA Nochange
Thermal Shock
Solvent Resistance
Vibration
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Electronics Designers Guide
0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Dimensions (mm)
MARKING CODE VARIES WITH AMPERAGE AND VOLTAGE RATING (SEE CHART) SHOWN ARE: - 1.0A/15V RATING (LEFT) - 1.0A/33V RATING (RIGHT) A C
Top View
100 100
D
B
100 -33
Side View
Bottom View
Pad Layout
E
3.40 mm (.133")
4.60 mm (.181")
1.50 mm (.059")
A Part Number 2016L030 2016L050 2016L100 2016L100/33 2016L150 2016L200 Inches 0.19 0.19 0.19 0.19 0.19 0.19 0.21 0.21 0.21 0.21 0.21 0.21 mm 4.72 4.72 4.72 4.72 4.72 4.72 5.44 5.44 5.44 5.44 5.44 5.44 Inches 0.15 0.15 0.15 0.15 0.15 0.15 0.17 0.17 0.17 0.17 0.17 0.17
B mm 3.7 3.7 3.7 3.7 3.7 3.7 4.43 4.43 4.43 4.43 4.43 4.43 Inches 0.03 0.05 0.02 0.03 0.03 0.02 0.05 0.08 0.03 0.05 0.06 0.03
C mm 0.75 1.2 0.5 0.75 0.75 0.5 1.25 2 0.75 1.25 1.55 0.75
D Inches mm Min. 0.03 0.03 0.03 0.03 0.03 0.03 0.01 0.01 0.01 0.01 0.01 0.01 Inches 0.01 0.01 0.01 0.01 0.01 0.01 0.03 0.03 0.03 0.03 0.03 0.03
E mm 0.25 0.25 0.25 0.25 0.25 0.25 0.65 0.65 0.65 0.65 0.65 0.65 Min Max. Min. Max.
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min.
Part Numbering System
2016 L 100 /33 D R
PACKAGING STYLE R: Tape & Reel SERIES QUANTITY CODE: D=1500 M=1000 P=2000 /XX: SPECIAL VOLTAGE RATING (NOT APPLICABLE TO ALL PARTS) I HOLD CURRENT CODE (SEE TABLE BELOW) L: LITTELFUSE SURFACE MOUNT PPTC SIZE
Packaging
I hold (A) 0.30 0.55 1.10 1.50 2.00 I hold Code 030 050 100 150 200 /33 Voltage Option Packaging Option TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel Quantity 1500 1000 2000 1500 1500 2000 Quantity & Packaging Codes DR MR PR DR DR PR
0L Series Specifications are subject to change without notice.
Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Surface Mount
2920L Series
Description The2920Lseriesdeviceprovidessurfacemount overcurrentprotectionformediumvoltage(60V) applicationswhereresettableprotectionisdesired. Features * oHScompliantand R lead-free * astresponsetofault F currents Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
* ighvoltage H * ow-profile L
Applications *EE1394portprotection I * oweredethernetport P protection(IEEE802.3af) * utomotiveelectronic A controlmoduleprotection * owvoltagetelecom L equipmentprotection
Electrical Characteristics
I hold (A) 0.30 0.50 0.75 1.10 1.25 1.50 1.85 2.00 2.00 2.50 2.60 3.00 3.00 I trip (A) 0.60 1.00 1.50 2.20 2.50 3.00 3.70 4.00 4.00 5.00 5.00 5.00 5.00 V max (Vdc) 60 60 30 33 15 33 33 15 24 15 6 6 15 I max (A) 10 10 40 40 40 40 40 40 40 40 40 40 40 Pd max. (W) 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 Maximum Time To Trip Current (A) 1.50 2.50 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 Time (Sec.) 3.00 4.00 0.30 0.50 2.00 2.00 2.50 5.00 5.00 10.00 10.00 20.00 20.00 R min () 1.200 0.350 0.350 0.120 0.070 0.080 0.065 0.050 0.050 0.035 0.025 0.015 0.015 Resistance R typ () 3.000 0.870 0.670 0.270 0.160 0.150 0.110 0.090 0.090 0.060 0.050 0.033 0.033 R 1max () 4.800 1.400 1.000 0.410 0.250 0.230 0.150 0.125 0.125 0.085 0.075 0.048 0.048 X X X X X X X X X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
Marking
2920L030 2920L050 2920L075 2920L100 2920L125 2920L150 2920L185 2920L200 2920L200/24 2920L250 2920L260 2920L300 2920L300/15
LF030 LF050 LF075 LF100 LF125 LF150 LF185 LF200 LF200-24 LF250 LF260 LF300 LF300-15
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
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5 Electronics Designers Guide
0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Temperature Rerating
Ambient Operation Temperature -40C Part Number 2920L030 2920L050 2920L075 2920L100 2920L125 2920L150 2920L185 2920L200 2920L200/24 2920L250 2920L260 2920L300 2920L300/15 0.45 0.76 1.13 1.66 1.89 2.27 2.80 3.02 3.14 3.78 3.64 4.53 4.20
2920L Series
-20C 0.40 0.67 1.01 1.47 1.68 2.01 2.47 2.68 2.77 3.35 3.25 4.02 3.85
0C 0.35 0.59 0.88 1.29 1.46 1.76 2.17 2.34 2.42 2.93 2.91 3.51 3.44
23C 0.30 0.50 0.75 1.10 1.25 1.50 1.85 2.00 2.00 2.50 2.60 3.00 3.00
40C Hold Current (A) 0.25 0.42 0.62 0.91 1.04 1.25 1.54 1.66 1.73 2.08 2.26 2.52 2.69
50C 0.23 0.38 0.56 0.83 0.94 1.13 1.39 1.50 1.56 1.88 2.08 2.26 2.50
60C 0.20 0.33 0.50 0.73 0.83 1.00 1.22 1.32 1.38 1.65 1.95 1.99 2.31
70C 0.17 0.29 0.44 0.64 0.73 0.87 1.07 1.16 1.20 1.45 1.74 1.75 2.12
85C 0.14 0.23 0.34 0.50 0.56 0.74 0.85 0.90 0.98 1.13 1.48 1.34 1.83
Average Time Current Curves
1.00A 1.25A 1.50A 1.85A 2.00A/24V 2.00A 2.50A 2.60A 3.00A/15V 3.00A 0.300A 0.100A 0.500A 0.750A
Temperature Rerating Curve
100000
10000
1000
TIME IN SECONDS
100
10
1
0.100
0.010
0.001 0.02 0.100 1 10 100
CURRENT IN AMPERES
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected Specifications are subject to change without notice. byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust 06.05.10 Note: 1.00 means the number one with two decimal places. AKL V3.9 verifytheperformanceintheirapplication.
0L Series Specifications are subject to change without notice.
Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Surface Mount
Soldering Parameters
Condition Peak Temp/ Duration Time Time above liquids (TAL) 220C Preheat 120C~ 180C Storage Condition Reflow 260C/10Sec 60Sec~100Sec
Temperature (C) 260 220 Soldering Cooling
50Sec~150Sec 0C~35C,< 70%RH =
* ecommendedreflowmethods:IR,vaporphaseoven,hotair R oven,N2environmentforlead-free * evicesarenotdesignedtobewavesolderedtothebottomside D oftheboard. * ecommendedmaximumpastethicknessis0.25mm(0.010inch) R * evicescanbecleanedusingstandardindustrymethodsand D solvents. Note:freflowtemperaturesexceedtherecommendedprofile, I devicesmaynotmeettheperformancerequirements.
180 120
Preheating
0
50 to 150
60 to 100 Time(s)
120
Physical Specifications
Terminal Material Lead Solderability Solder-PlatedCopper(SolderMaterial: MatteTin(Sn)) MeetsEIASpecificationRS186-9E,ANSI/ J-STD-002Category3.
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange MIL-STD-202Method107G +85C/-40C20times -30%typicalresistancechange MIL-STD-202,Method215 MIL-STD-883C,Method 2007.1,ConditionA
Thermal Shock
Solvent Resistance
Vibration
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Electronics Designers Guide
0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Surface Mount
Dimensions (mm)
MARKING CODE VARIES WITH AMPERAGE AND VOLTAGE RATING (SEE CHART) SHOWN ARE: - 1.5A/33V RATING (LEFT) - 2.0A/24V RATING (RIGHT) A C
Top View
150 150
D
B
200 -24
Side View
Bottom View
Pad Layout
E
4.60 mm (.181")
5.30 mm (.209")
2.0mm (.079")
A Part Number 2920L030 2920L050 2920L075 2920L100 2920L125 2920L150 2920L185 2920L200 2920L200/24 2920L250 2920L260 2920L300 2920L300/15 Inches 0.26 0.26 0.26 0.26 0.26 0.26 0.26 0.26 0.26 0.26 0.26 0.26 0.26 0.31 0.31 0.31 0.31 0.31 0.31 0.31 0.31 0.31 0.31 0.31 0.31 0.31 mm 6.73 6.73 6.73 6.73 6.73 6.73 6.73 6.73 6.73 6.73 6.73 6.73 6.73 7.98 7.98 7.98 7.98 7.98 7.98 7.98 7.98 7.98 7.98 7.98 7.98 7.98 Inches 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.21 0.21 0.21 0.21 0.21 0.21 0.21 0.21 0.21 0.21 0.21 0.21 0.21
B mm 4.8 4.8 4.8 4.8 4.8 4.8 4.8 4.8 4.8 4.8 4.8 4.8 4.8 5.44 5.44 5.44 5.44 5.44 5.44 5.44 5.44 5.44 5.44 5.44 5.44 5.44 Inches 0.03 0.03 0.03 0.02 0.02 0.03 0.03 0.03 0.03 0.03 0.02 0.03 0.03 0.05 0.05 0.05 0.04 0.04 0.05 0.05 0.05 0.05 0.05 0.04 0.05 0.05
C mm 0.75 0.75 0.75 0.55 0.55 0.75 0.75 0.75 0.75 0.75 0.55 0.75 0.75 1.25 1.25 1.25 1 1 1.25 1.25 1.25 1.25 1.25 1 1.25 1.25 Min. 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
D Inches mm Min. 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 Inches 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08
E mm 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 2 2 2 2 2 2 2 2 2 2 2 2 2 Min Max. Min. Max.
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
Part Numbering System
2920 L 200 /24 D R
PACKAGING STYLE R: Tape & Reel SERIES QUANTITY CODE: D=1500 P=2000 /XX: SPECIAL VOLTAGE RATING (NOT APPLICABLE TO ALL PARTS) I HOLD CURRENT CODE (SEE TABLE BELOW) L: LITTELFUSE SURFACE MOUNT PPTC SIZE
0L Series Specifications are subject to change without notice.
8 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Surface Mount
Packaging
I hold (A) 0.30 0.50 0.75 1.10 1.25 1.50 1.85 2.00 2.50 2.60 3.00 I hold Code 030 050 075 100 125 150 185 200 250 260 300 /15 /24 Voltage Option Packaging Option TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel TapeandReel Quantity 1500 1500 1500 2000 2000 1500 1500 1500 1500 1500 2000 1500 1500 Quantity & Packaging Codes DR DR DR PR PR DR DR DR DR DR PR DR DR
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Electronics Designers Guide
0L Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
LR Series
Description ThenewLRseriesdeviceprovidesreliable,noncycling protectionagainstoverchargingandshortcircuitsevents forrechargeablebatterycellswhereresettableprotection isdesired. Features * oHScompliantand R lead-free * eldablenickelterminals W * lim,lowprofiledesign S Applications * echargeablebatterycell R protection * ompactdesignsaves C boardspace * owresistance L
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 1.9 1.9 2.6 2.6 3.8 4.5 5.5 6.0 7.3 I trip (A) 3.9 3.9 5.8 5.8 8.3 8.9 10.5 11.7 14.1 V max (Vdc) 15 15 15 15 15 20 20 20 20 I max (A) 100 100 100 100 100 100 100 100 100 Pd max. (W) 1.2 1.2 2.5 2.5 2.5 2.5 2.8 2.8 3.3 Maximum Time To Trip Current (A) 9.50 9.50 13.00 13.00 19.00 22.50 27.50 30.00 30.00 Time (Sec.) 5.00 5.00 5.00 5.00 5.00 5.00 5.00 5.00 5.00 R min () 0.039 0.039 0.020 0.020 0.013 0.011 0.009 0.007 0.006 Resistance R typ () 0.072 0.072 0.042 0.042 0.026 0.020 0.016 0.014 0.012 R 1max () 0.102 0.102 0.063 0.063 0.037 0.028 0.022 0.019 0.015 X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
15LR190 15LR190S 15LR260 15LR260S 15LR380 20LR450 20LR550 20LR600 20LR730
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
LR Series Specifications are subject to change without notice.
0 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Temperature Rerating
Ambient Operation Temperature -40C Part Number 15LR190 15LR190S 15LR260 15LR260S 15LR380 20LR450 20LR550 20LR600 20LR730 2.80 2.80 3.80 3.80 5.50 6.50 8.00 8.70 10.60 2.50 2.50 3.40 3.40 4.90 5.80 7.10 7.80 9.50 2.30 2.30 3.10 3.10 4.40 5.30 6.20 7.10 8.60 1.90 1.90 2.60 2.60 3.80 4.50 5.50 6.00 7.30 -20C 0C 23C 40C Hold Current (A) 1.60 1.60 2.20 2.20 3.30 3.90 4.70 5.20 6.30 1.50 1.50 2.00 2.00 3.00 3.60 4.30 4.70 5.70 1.40 1.40 1.90 1.90 2.80 3.30 4.00 4.40 5.40 1.20 1.20 1.70 1.70 2.50 2.90 3.60 3.90 4.70 1.00 1.00 1.40 1.40 2.10 2.50 3.00 3.30 4.00 50C 60C 70C 85C
Average Time Current Curves
Temperature Rerating Curve
170% 150% B Percentage of Rated Current 130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80 A B A
A: 15LR380 B: 20LR450
C: 20LR730
A: 15LR190,15LR190S, 15LR260, 15LR260S, 20LR450
B: 15LR380, 20LR550, 20LR600, 20LR730
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
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Electronics Designers Guide
LR Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Physical Specifications
Terminal Material 0.13mmnominalthickness,quarter-hard nickel
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +70C,1000hours 10%typicalresistancechange +85C,85%R.H.70days 5%typicalresistancechange MIL-STD-883C,Method 2007.1,ConditionA Nochange
Insulating Material Polyestertape
Vibration
Dimensions
Figure 1
SLIT A
Figure 2
0.5 x 4.0 NOMINAL (.02"x .15") A
B
Marking
D1 D2
E
B
Marking
D1 D2
E
C
C
Part Number 15LR190 15LR190S 15LR260 15LR260S 15LR380S 20LR450S 20LR550S 20LR600S 20LR730S
A Inches mm Inches
B mm Inches
C mm
D1 Min. 0.22 Min. 5.50
D2 Inches Min. 0.22 0.22 0.16 0.16 0.16 0.21 0.21 0.16 0.16 Min. 5.50 5.50 4.10 4.10 4.10 5.30 5.30 4.10 4.10
E mm Figure Min Max. Min. Max. 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.22 0.22 0.16 0.16 0.16 0.21 0.21 0.16 0.16 3.90 3.90 3.90 3.90 4.90 5.90 4.90 5.90 5.90 4.10 4.10 4.10 4.10 5.10 6.10 5.10 6.10 6.10 1 2 1 2 1 1 1 1 1
Inches mm Inches mm
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. 0.78 0.78 0.82 0.82 0.94 0.94 1.38 0.94 1.07 0.87 19.90 22.10 0.19 0.87 19.90 22.10 0.19 0.91 20.90 23.10 0.19 0.91 20.90 23.10 0.19 1.02 24.00 26.00 0.27 1.02 24.00 26.00 0.39 1.46 35.00 37.00 0.27 1.02 24.00 26.00 0.55 1.15 27.10 29.10 0.55 0.22 0.22 0.22 0.22 0.30 4.90 4.90 4.90 4.90 6.90 5.50 5.50 5.50 5.50 7.50 0.02 0.02 0.02 0.04 0.04
Top Side
0.60 0.60
1.00 1.00 1.00 1.00 1.00
0.22 5.50 Product Series 0.16 0.16 0.16 4.10 4.10 4.10
0.04 0.60 LR 190S 0.02 XX9R 0.60 0.04 0.02 0.04 0.04 0.04 0.04 0.04 0.60 0.60 0.60 0.60 0.60
Current Rating
Trademark 0.41 9.90 10.50 0.02
Littelfuse
1.00(Contact Littelfuse 0.21 5.30 1.00 1.00 1.00
for additional information)
Lot Number
0.30
6.90
7.50
0.02
0.21 0.16 0.16
5.30 4.10 4.10
0.57 13.90 14.50 0.02 0.57 13.90 14.50 0.02
LR Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
D2 C
D1
D2 C
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Part Marking System
Top Side Product Series
Part Numbering System
15 LR 190 S U
Current Rating
190S XX9R
Littelfuse Trademark
LR
QUANTITY CODE U: 500 (bulk) LEAD OPTIONS: Blank = standard S = slit lead
Lot Number (Contact Littelfuse for additional information)
HOLD CURRENT (VALUE DIVIDED BY 100 = HOLD CURRENT IN AMPS) SERIES Voltage Rating (VDC)
Packaging
I hold (A) AllRatings Packaging Option Bulk Quantity 500 Quantity & Packaging Codes U
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Electronics Designers Guide
LR Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
LT Series
Description ThenewLTseriesdeviceprovidesreliable,noncycling protectionagainstoverchargingandshortcircuitsevents forrechargeablebatterycellswhereresettableprotection isdesired. Features *RoHScompliantand lead-free *Weldablenickelterminals *Compactdesignsaves boardspace *Lowresistance *Providesovercurrent protectionat100C triptemperature
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Applications *Rechargeablebatterycell protection -Mobilephones -Laptopcomputers
Electrical Characteristics
I hold (A) 0.7 0.7 1.0 1.0 1.0 1.8 1.8 1.8 1.9 1.9 2.6 3.0 3.1 3.4 I trip (A) 1.5 1.5 2.5 2.5 2.5 3.8 3.8 3.8 4.2 4.2 5.2 6.3 6.0 6.8 V max (Vdc) 15 15 24 24 24 24 24 24 24 24 24 24 24 24 I max (A) 100 100 100 100 100 100 100 100 100 100 100 100 100 100 Pd max. (W) 1.0 1.0 1.5 1.5 1.5 2.0 2.0 2.0 1.9 1.9 2.3 2.0 2.5 2.7 Maximum Time To Trip Current (A) 3.50 3.50 5.00 5.00 5.00 9.00 9.00 9.00 10.00 10.00 13.0 15.0 16.0 17.0 Time (Sec.) 5.00 5.00 7.00 7.00 7.00 2.90 2.90 2.90 3.00 3.00 5.0 4.0 5.0 5.0 R min () 0.100 0.100 0.070 0.070 0.070 0.040 0.040 0.040 0.030 0.030 0.025 0.015 0.018 0.016 Resistance R typ () 0.200 0.200 0.130 0.130 0.130 0.068 0.068 0.068 0.057 0.057 0.042 0.031 0.030 0.027 R 1max () 0.340 0.340 0.260 0.260 0.260 0.120 0.120 0.120 0.100 0.100 0.076 0.055 0.055 0.050 X X X X X X X X X X X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
15LT070 15LT070S 24LT100 24LT100S 24LT100SS 24LT180 24LT180S 24LT180SS 24LT190 24LT190S 24LT260 24LT300 24LT310 24LT340
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
LT Series Specifications are subject to change without notice.
Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Temperature Rerating
Ambient Operation Temperature -40C Part Number 15LT070 15LT070S 24LT100 24LT100S 24LT100SS 24LT180 24LT180S 24LT180SS 24LT190 24LT260 24LT300 24LT310 24LT340 1.20 1.20 1.86 1.86 1.86 3.13 3.13 3.13 3.32 4.30 5.10 5.36 5.52 1.09 1.09 1.60 1.60 1.60 2.68 2.68 2.68 2.86 3.72 4.40 4.58 4.79 0.85 0.85 1.40 1.40 1.40 2.20 2.20 2.20 2.40 3.10 3.70 3.70 4.00 0.70 0.70 1.00 1.00 1.00 1.80 1.80 1.80 1.90 2.60 3.00 3.10 3.40 -20C 0C 20C 40C Hold Current (A) 0.50 0.50 0.80 0.83 0.83 1.33 1.33 1.33 1.48 1.98 2.30 2.36 2.60 0.45 0.45 0.70 0.70 0.70 1.10 1.10 1.10 1.25 1.69 1.95 2.01 2.24 0.35 0.35 0.60 0.60 0.60 0.90 0.90 0.90 1.10 1.40 1.60 1.70 1.90 0.28 0.28 0.44 0.44 0.44 0.65 0.65 0.65 0.79 1.11 1.25 1.30 1.51 0.16 0.16 0.23 0.23 0.23 0.36 0.36 0.36 0.43 0.60 0.69 0.71 0.78 50C 60C 70C 85C
Average Time Current Curves
Temperature Rerating Curve
190% 170% 150% Percentage of Rated Current 130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
A: 24LT100S B: 24LT180
C: 24LT190
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
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5 Electronics Designers Guide
LT Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Physical Specifications
Terminal Material 0.13mmnominalthickness,quarter-hard nickel
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +70C,1000hours 10%typicalresistancechange +85C,85%R.H.7days 5%typicalresistancechange MIL-LTD-883C,ConditionA Nochange
Insulating Material Polyestertape
Vibration
Dimensions
Figure 1
SLIT A
Figure 2
0.5 x 4.0 NOMINAL (.02"x .15") A SLIT
Figure 3
0.5 x 4.0 NOMINAL (.02"x .15") A
B
Marking
D1 D2
E
B
Marking
D1 D2
E
B
Marking
D1 D2
E
C
C
C
Part Number 15LT070 15LT070S 24LT100 24LT100S 24LT100SS 24LT180 24LT180S 24LT180SS 24LT190 24LT190S 24LT260 24LT300 24LT310 24LT340
A Inches mm Inches
B mm 4.9 4.9 4.9 4.9 4.9 4.9 4.9 5.2 5.2 5.2 5.2 5.2 5.2 5.2 11 11 Inches
C mm in.
D1 mm in.
D2 mm 5.5 5.5 4.1 4.1 4.1 4.1 4.1 4.1 5 5 5 6.3 5 5 Inches 0.01 0.22 0.01 0.22 0.01 0.16 0.01 0.16 0.01 0.16 0.01 0.16 0.01 0.16 0.01 0.16 0.01 0.20 0.01 0.20 0.01 0.20 0.00 0.25 0.01 0.20 0.01 0.20
E mm 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 4.8 4.8 5.9 6 5.9 5.9 4.1 4.1 4.1 4.1 4.1 4.1 4.1 4.1 5.4 5.4 6.1 6.6 6.1 6.1
Fig.
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Min. Min. Min. Min Max. Min. Max. 0.78 0.87 19.9 22.1 0.19 0.20 0.78 0.87 19.9 22.1 0.19 0.20 0.82 0.91 20.9 23.1 0.19 0.20 0.82 0.91 20.9 23.1 0.19 0.20 0.82 0.91 20.9 23.1 0.19 0.20 0.94 1.02 0.94 1.02 0.94 1.02 24 24 24 26 26 26 0.19 0.20 0.19 0.20 0.19 0.20
Top Side 0.03 0.05 0.7
1.2 0.22 5.5 Product Series 1.2 1 1 1 1 1 1 1 1 1.1 1 1 0.22 0.16 0.16 0.16 0.16 0.16 0.20 0.20 0.20 0.25 0.20 0.20
Current Rating
0.22 0.22 0.16 0.16 0.16 0.16 0.16 0.16 0.20 0.20 0.20 0.25 0.20 0.20
1 2 1 2 3 1 2 3 1 2 1 1 1 1
0.03 0.05 LT 0.02 0.04 0.02 0.04 0.02 0.04 0.02 0.04 0.02 0.04 0.02 0.04 0.02 0.04
XXJJ 0.02 0.04 0.6
190S
0.7 0.6 0.6 0.6 0.6 0.6 0.5 0.5 0.6 0.5 0.6 0.6
5.5 4.1 4.1 4.1 4.1 4.1 5 5 5 6.3 5 5
Littelfuse 4.9 5.2 Trademark
Lot 1 Number 0.16 4.1 (Contact Littelfuse for additional information)
0.84 0.92 21.3 23.4 0.40 0.43 10.2 0.84 0.92 21.3 23.4 0.40 0.43 10.2 0.94 1.02 0.94 1.02 0.94 1.02 24 24 24 26 26 26 1.12 1.25 28.4 31.8 0.51 0.53 13
0.43 0.47 10.8 11.9 0.02 0.04 13.5 0.02 0.04 0.58 0.63 14.8 15.9 0.02 0.04 0.58 0.63 14.8 15.9 0.02 0.04
LT Series Specifications are subject to change without notice.
Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Physical Specifications
Terminal Material 0.13mmnominalthickness,quarter-hard nickel
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +70C,1000hours 10%typicalresistancechange +85C,85%R.H.7days 5%typicalresistancechange MIL-LTD-883C,ConditionA Nochange
Insulating Material Polyestertape
Vibration
Dimensions
Figure 1
SLIT A
Figure 2
0.5 x 4.0 NOMINAL (.02"x .15") A SLIT
Figure 3
0.5 x 4.0 NOMINAL (.02"x .15") A
B
Marking
D1 D2
E
B
Marking
D1 D2
E
B
Marking
D1 D2
E
C
C
C
Part Number 15LT070 15LT070S 24LT100 24LT100S 24LT100SS 24LT180 24LT180S 24LT180SS 24LT190 24LT190S 24LT260 24LT300 24LT310 24LT340
A Inches mm Inches
B mm 4.9 4.9 4.9 4.9 4.9 4.9 4.9 5.2 5.2 5.2 5.2 5.2 5.2 5.2 11 11 Inches
C mm in.
D1 mm in.
D2 mm 5.5 5.5 4.1 4.1 4.1 4.1 4.1 4.1 5 5 5 6.3 5 5 Inches 0.01 0.22 0.01 0.22 0.01 0.16 0.01 0.16 0.01 0.16 0.01 0.16 0.01 0.16 0.01 0.16 0.01 0.20 0.01 0.20 0.01 0.20 0.00 0.25 0.01 0.20 0.01 0.20
E mm 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 4.8 4.8 5.9 6 5.9 5.9 4.1 4.1 4.1 4.1 4.1 4.1 4.1 4.1 5.4 5.4 6.1 6.6 6.1 6.1
Fig.
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Min. Min. Min. Min Max. Min. Max. 0.78 0.87 19.9 22.1 0.19 0.20 0.78 0.87 19.9 22.1 0.19 0.20 0.82 0.91 20.9 23.1 0.19 0.20 0.82 0.91 20.9 23.1 0.19 0.20 0.82 0.91 20.9 23.1 0.19 0.20 0.94 1.02 0.94 1.02 0.94 1.02 24 24 24 26 26 26 0.19 0.20 0.19 0.20 0.19 0.20
Top Side 0.03 0.05 0.7
1.2 0.22 5.5 Product Series 1.2 1 1 1 1 1 1 1 1 1.1 1 1 0.22 0.16 0.16 0.16 0.16 0.16 0.20 0.20 0.20 0.25 0.20 0.20
Current Rating
0.22 0.22 0.16 0.16 0.16 0.16 0.16 0.16 0.20 0.20 0.20 0.25 0.20 0.20
1 2 1 2 3 1 2 3 1 2 1 1 1 1
0.03 0.05 LT 0.02 0.04 0.02 0.04 0.02 0.04 0.02 0.04 0.02 0.04 0.02 0.04 0.02 0.04
XXJJ 0.02 0.04 0.6
190S
0.7 0.6 0.6 0.6 0.6 0.6 0.5 0.5 0.6 0.5 0.6 0.6
5.5 4.1 4.1 4.1 4.1 4.1 5 5 5 6.3 5 5
Littelfuse 4.9 5.2 Trademark
Lot 1 Number 0.16 4.1 (Contact Littelfuse for additional information)
0.84 0.92 21.3 23.4 0.40 0.43 10.2 0.84 0.92 21.3 23.4 0.40 0.43 10.2 0.94 1.02 0.94 1.02 0.94 1.02 24 24 24 26 26 26 1.12 1.25 28.4 31.8 0.51 0.53 13
0.43 0.47 10.8 11.9 0.02 0.04 13.5 0.02 0.04 0.58 0.63 14.8 15.9 0.02 0.04 0.58 0.63 14.8 15.9 0.02 0.04
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Electronics Designers Guide
LT Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
ST Series
Description ThenewSTseriesdeviceprovidesreliable,noncycling protectionagainstoverchargingandshortcircuitsevents forrechargeablebatterycellswhereresettableprotection isdesired. Features * oHScompliantand R lead-free *Weldablenickelterminals Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
*Lowresistance * rovidesovercurrent P protectionat125Ctrip temperature
Applications * echargeablebatterycell R protection
Electrical Characteristics
I hold (A) 1.2 1.2 1.75 1.75 I trip (A) 2.7 2.7 3.8 3.8 V max (Vdc) 15 15 15 15 I max (A) 100 100 100 100 Pd max. (W) 1.2 1.2 2.5 2.5 Maximum Time To Trip Current (A) 6.00 6.00 8.75 8.75 Time (Sec.) 5.00 5.00 5.00 5.00 R min () 0.085 0.085 0.050 0.050 Resistance R typ () 0.160 0.160 0.090 0.090 R 1max () 0.220 0.220 0.120 0.120 X X X X X X X X Agency Approvals
Part Number
15ST120 15ST120S 15ST175 15ST175S
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
ST Series Specifications are subject to change without notice.
8 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Temperature Rerating
Ambient Operation Temperature -40C Part Number 15ST120 15ST120S 15ST175 15ST175S 1.90 1.90 2.50 2.50 1.70 1.70 2.30 2.30 1.50 1.50 2.00 2.00 1.20 1.20 1.75 1.75 -20C 0C 23C 40C Hold Current (A) 1.00 1.00 1.50 1.50 0.90 0.90 1.30 1.30 0.80 0.80 1.20 1.20 0.70 0.70 1.10 1.10 0.50 0.50 0.90 0.90 50C 60C 70C 85C
Average Time Current Curves
Temperature Rerating Curve
170% 150% Percentage of Rated Current 130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
A: 15ST120/15ST120S B: 15ST175/15ST175S C:
D: E:
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
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Electronics Designers Guide
ST Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Physical Specifications
Lead Material 0.13mmnominalthickness, quarter-hardnickel
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging Vibration -40Cto+85C 125C +70C,1000hours 5%typicalresistancechange +85C,85%R.H.7days 5%typicalresistancechange MIL-STD-883C,ConditionA Nochange
Insulating Material Polyestertape
Dimensions
Figure 1
SLIT A
Figure 2
0.5 x 4.0 NOMINAL (.02"x .15") A
B
Marking
D1 D2
E
B
Marking
D1 D2
E
Figure 1
A Inches
Figure 2
SLIT
C
C
B
Marking
15ST120
D1
Part Number
A
B mm Inches
0.5 x 4.0 NOMINAL (.02"x .15") A
C mm
D1
D2 Inches Min 0.01 0.01 0.01 0.01
E mm Fig.
mm
Inches
Inches mm Inches mm Min. 5.5 5.5 Min. 0.22 0.22 0.16 0.16 Min. 5.5 5.5 4.1 4.1
E B Min. Max. Min. Max. Min. Max. Min. Marking Max. Min. Max. Min. E Max. Min.
Max. Min. Max. 0.22 0.22 0.16 0.16 3.9 3.9 3.9 3.8 4.1 4.1 4.1 4.2 1 2 1 2
0.78
0.87
D2
19.9 19.9 C 20.9 20.9
22.1 22.1 23.1 23.1
0.19 0.19 0.19 0.19
0.20 0.20 0.20 0.20
D1
4.9 4.9 4.9 4.9
Littelfuse Trademark
5.2 5.2 5.2 5.2
0.02 0.02 0.02
Top Side
0.04 0.04
D2
0.6 0.6 0.6 0.6
1
C
0.22
15ST120S 0.78 15ST175 0.82
0.87 0.91 0.91
1 0.22 Product Series 1 1
15ST175S 0.82
0.02 XX9U 0.04
120
ST 0.04
0.16 Rating 4.1 Current 0.16 4.1
Part Marking System
Top Side Product Series
Part Numbering System
15 ST 175 S U
Current Rating
Lot Number (Contact Littelfuse for additional information)
120 XX9U
Littelfuse Trademark
ST
QUANTITY CODE: U = 500 (bulk) LEAD OPTIONS: Blank = standard S = slit lead HOLD CURRENT (VALUE DIVIDED BY 100 = HOLD CURRENT IN AMPS) SERIES VOLTAGE RATING (VDC)
Lot Number (Contact Littelfuse for additional information)
Packaging
I hold (A) AllRatings Packaging Option Bulk Quantity 500 Quantity & Packaging Codes U
ST Series Specifications are subject to change without notice.
0 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
VL Series
Description ThenewVLseriesdeviceprovidesreliable,noncycling protectionagainstoverchargingandshortcircuitsevents forrechargeablebatterycellswhereresettableprotection isdesired. Features *RoHScompliantand lead-free *Slim,lowprofiledesign Applications * echargeablebatterycell R protection *Compactdesignsaves boardspace *Lowresistance
*Weldablenickelterminals Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 1.70 1.75 1.75 2.30 I trip (A) 4.10 4.20 4.20 5.00 V max (Vdc) 12 12 12 12 I max (A) 100 100 100 100 Pd max. (W) 1.4 1.4 1.4 1.5 Maximum Time To Trip Current (A) 8.50 8.75 8.75 10.00 Time (Sec.) 5.00 5.00 5.00 5.00 R min () 0.018 0.017 0.017 0.012 Resistance R typ () 0.032 0.031 0.031 0.018 R 1max () 0.064 0.062 0.062 0.036 X X X X X X X X Agency Approvals
Part Number
12VL170 12VL175L 12VL175XL 12VL230
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state.
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
VL Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Temperature Rerating
Ambient Operation Temperature -40C Part Number 12VL170 12VL175L 12VL175XL 12VL230 3.5 3.5 3.5 5.0 2.9 2.9 2.9 4.2 2.4 2.4 2.4 3.4 -20C 0C 25C 1.70 1.75 1.75 2.30 40C 1.2 1.3 1.3 1.7 50C 1.0 1.0 1.0 1.3 60C 0.7 0.8 0.8 0.9 70C 0.3 0.3 0.3 0.4 Hold Current (A)
Average Time Current Curves Temperature Rerating Curve
220% 190% 170% 150% Percentage of Rated Current 130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
A: 12VL230 B: 12VL175L, 12VL175XL
C: VLD170F
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
VL Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Physical Specifications
Terminal Material 0.13mmnominalthickness,quarter-hard nickel
Environmental Specifications
Operating/Storage Temperature -40Cto+85C +60C,1000hours 20%typicalresistancechange -40C,1000hours 5%typicalresistancechange +60C,95%R.H.1000hours 30%typicalresistancechange MIL-STD-202G,Method107G +85Cto-40C10times 5%typicalresistancechange MIL-STD-883C,Method2026 Nochange
Insulating Material Polyestertape Passive Aging
Humidity Aging
Thermal Shock
Vibration
Dimensions
Figure 1
Figure 2
A
A
B
Marking
D1 D2
E
B
Marking
D1 D2
E
C
C
Part Number 12VL170 12VL175L 12VL175XL 12VL230
A Inches mm Inches
B mm Inches
C
Double Sided Marking
D1 mm Inches
Product Series
D2 mm Inches mm Inches
E mm
Fig.
Top Side Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max Min Max Min Max Min Max Min Max. Min. Max.
0.82 1.15 1.00 0.82
0.91 20.80 23.20 1.25 29.30 31.70 1.11 25.50 28.20 0.91 20.90 23.10
0.14 0.11 0.14 0.19
0.15 0.13 0.15 0.21
3.50 2.90 3.50 4.90
3.90 3.30
Littelfuse Trademark
-----
0.03 0.03 0.03 0.03
230 0.80 --
VL
---
--
0.80
0.18 0.20 0.16
0.26 0.27 0.23
4.50 5.20 4.10
6.50 6.80 5.80
0.18 0.39 0.16
0.26
4.50
6.50
0.01
0.26 0.49 0.29 0.23
2.40 2.40 2.40 3.90
2.60 2.60 2.60 4.10
1 2 1 2
0.49 10.00 12.50 0.02 0.29 0.23 5.70 4.10 7.30 5.80 0.01 0.01
3.90 5.30
0.80 0.80
0.34 Current Rating8.70 10.30 0.22 0.41
Bottom Side Product Series
230 XXAK
Littelfuse Trademark
VL
Current Rating
Lot Number (Contact Littelfuse for additional information)
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Electronics Designers Guide
VL Series Specifications are subject to change without notice.
A
A
B
Marking
D1 D2
E
B
Marking POLYFUSE(R) Resettable PTCs
E D1
Axial Leaded Strap
D2 C
C
Part Marking System
Double Sided Marking Top Side Product Series
Part Numbering System
12 VL 175 XL U
QUANTITY CODE: U = 500 (bulk) LEAD OPTIONS: Blank = standard L = long lead XL = extended long lead
Current Rating
230
Littelfuse Trademark
VL
HOLD CURRENT (VALUE DIVIDED BY 100 = HOLD CURRENT IN AMPS) SERIES
Bottom Side Product Series
VOLTAGE RATING (VDC)
230 XXAK
Littelfuse Trademark
VL
Current Rating
Lot Number (Contact Littelfuse for additional information)
Packaging
I hold (A) AllRatings Packaging Option Bulk Quantity 500 Quantity & Packaging Codes U
VL Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
VT Series
Description ThenewVTseriesdeviceprovidesreliable,noncycling protectionagainstoverchargingandshortcircuitsevents forrechargeablebatterycellswhereresettableprotection isdesired. Features * oHScompliantand R lead-free * eldablenickelterminals W * lim,lowprofiledesign S Applications * echargeablebatterycell R protection -Mobilephones -Laptopcomputers * ompactdesignsaves C boardspace * owresistance L
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 1.70 1.70 1.75 1.75 1.75 1.75 1.75 1.75 2.00 2.00 2.00 2.10 2.10 2.10 2.10 2.10 2.10 2.40 I trip (A) 3.40 3.40 3.80 3.80 3.80 3.80 3.60 3.60 4.50 4.50 4.70 4.70 4.70 4.70 4.70 4.70 4.70 5.40 V max (Vdc) 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 I max (A) 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 Pd max. (W) 1.4 1.4 1.4 1.4 1.4 1.4 1.4 1.4 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 Maximum Time To Trip Current (A) 8.50 8.50 9.00 9.00 9.00 8.75 8.75 8.75 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 12.00 Time (Sec.) 3.00 3.00 3.00 3.00 3.00 5.00 5.00 5.00 4.00 4.00 5.00 5.00 5.00 5.00 5.00 5.00 5.00 4.00 R min () 0.030 0.030 0.025 0.025 0.025 0.029 0.029 0.029 0.021 0.021 0.022 0.018 0.018 0.018 0.018 0.018 0.018 0.015 Resistance R typ () 0.052 0.052 0.045 0.045 0.045 0.051 0.051 0.051 0.039 0.039 0.039 0.030 0.030 0.030 0.030 0.035 0.035 0.026 R 1max () 0.105 0.105 0.090 0.090 0.090 0.102 0.102 0.102 0.080 0.080 0.076 0.060 0.060 0.060 0.060 0.065 0.065 0.052 X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
16VT170 16VT170XS 16VT175 16VT175S 16VT175L 16VT175XL 16VT175EL 16VT175NEL 16VT200 16VT200S 16VT200UL 16VT210 16VT210S 16VT210SS 16VT210L 16VT210NL 16VT210UL 16VT240
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair. Rmin=Minimumresistanceofdeviceininitial(un-soldered)state. www.littelfuse.com (c)2006 Littelfuse 5
Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
VT Series Specifications are subject to change without notice.
Electronics Designers Guide
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Temperature Rerating
Ambient Operation Temperature -40C Part Number 16VT170 16VT170XS 16VT175 16VT175S 16VT175L 16VT175XL 16VT175EL 16VT175NEL 16VT200 16VT200S 16VT200UL 16VT210 16VT210S 16VT210SS 16VT210L 16VT210NL 16VT210UL 16VT240 3.20 3.20 3.20 3.20 3.20 3.20 3.20 3.20 3.70 3.70 3.70 4.10 4.10 4.10 4.10 4.10 4.10 4.40 2.70 2.70 2.70 2.70 2.70 2.70 2.70 2.70 3.20 3.20 3.20 3.50 3.50 3.50 3.50 3.50 3.50 3.70 2.20 2.20 2.20 2.20 2.20 2.20 2.20 2.20 2.60 2.60 2.60 2.90 2.90 2.90 2.90 2.90 2.90 3.10 1.70 1.70 1.75 1.75 1.75 1.75 1.75 1.75 2.00 2.00 2.00 2.10 2.10 2.10 2.10 2.10 2.10 2.40 -20C 0C 23C 40C Hold Current (A) 1.30 1.30 1.30 1.30 1.30 1.30 1.30 1.30 1.50 1.50 1.50 1.60 1.60 1.60 1.60 1.60 1.60 1.80 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.20 1.20 1.20 1.30 1.30 1.30 1.30 1.30 1.30 1.50 0.80 0.80 0.80 0.80 0.80 0.80 0.80 0.80 0.90 0.90 0.90 1.00 1.00 1.00 1.00 1.00 1.00 1.20 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.70 0.70 0.70 0.70 0.70 0.70 0.90 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 50C 60C 70C 85C
Average Time Current Curves
Temperature Rerating Curve
200%
170% 150% Percentage of Rated Current
B A
130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
A: 16VT170XS B: 16VT210S
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
VT Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Physical Specifications
Terminal Material 0.13mmnominalthickness,quarter-hard nickel
Environmental Specifications
Operating/Storage Temperature Passive Aging Humidity Aging -40Cto+85C +70C,1000hours 10%typicalresistancechange +85C,85%R.H.70days 5%typicalresistancechange MIL-STD-202Method107G +85C/-40C20times -30%typicalresistancechange MIL-STD-883C,Method 2007.1,ConditionA Nochange
Insulating Material Polyestertape
Thermal Shock
Vibration
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Electronics Designers Guide
VT Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
Dimensions
Figure 1 Figure 1
SLIT
A A
Figure 2 Figure 2
0.5 x 4.0 NOMINAL 0.5 x 4.0 SLIT (.02"x .15") (.02"x .15") NOMINAL A A E EB SLIT
Figure 3 Figure 3
0.5 x 4.0 NOMINAL 0.5 x 4.0 SLIT (.02"x .15") (.02"x .15") NOMINAL A A
B
B
Marking Marking
B
E E
B D1
Marking Marking
D1 D2
B D1 C
Marking Marking
D1 D2
E
E
D1
D1
D2 C
D2 C
D2 C
C
D2 C
Figure 4 Figure 4
A A E B
Figure 5 Figure 5
A A E
B
B D1
Marking Marking
D1 D2
E
B D1
Marking Marking
D1 D2 D2
E
D2 C
C
C
C
Figure 6 Figure 6
A A E B B D1 E
Marking Marking
D1 D2 D2 C
C
Double Sided Marking Sided Marking Double Top Side
Top Side Product SeriesProduct Series
A Part Number Inches mm Inches
B mm
Inches 210 mm210 Min. Max.
VT
C
D1
D2 Inches Min Max 0.16 0.16 0.16 0.16 0.24 mm Min 4.00 4.00 4.00 4.00 6.00 5.70 8.70 5.20 4.00 4.00 Max 7.30 10.30 6.80 Inches Min 0.15 0.15 0.11 0.11 0.11 0.09 0.09 0.09 0.11 0.11 0.11 0.15 0.15 0.15 0.15 0.11 0.15 0.15 Max 0.16 0.16 0.12 0.12 0.12 0.10 0.10 0.10 0.12 0.12 0.12 0.16 0.16 0.16 0.16 0.12 0.16 0.16
E mm Min 3.90 3.90 2.90 2.90 2.90 2.40 2.40 2.40 2.90 2.90 2.90 3.90 3.90 3.90 3.90 2.90 3.90 3.90 Max 4.10 4.10 3.10 3.10 3.10 2.60 2.60 2.60 3.10 3.10 3.10 4.10 4.10 4.10 4.10 3.10 4.10 4.10 1 2 1 2 1 4 6 6 1 2 4 1 2 3 1 5 5 1 Figure
VT
Inches
mm Max -
Min. Max. Min. 16VT170 16VT170XS 16VT175 16VT175S 16VT175L 16VT175XL 16VT175EL 16VT175NEL 16VT200 16VT200S 16VT200UL 16VT210 16VT210S 16VT210SS 16VT210L 16VT210NL 16VT210UL 16VT240 0.61 0.69 15.40 0.82 0.90 20.90 0.82 0.87 20.90 0.82 0.87 20.90 1.02 1.10 26.00 1.00 1.11 25.50 1.53 1.62 38.80 1.53 1.62 38.80 0.82 0.91 20.90 0.82 0.91 20.90 1.42 1.54 36.00 0.82 0.91 20.90 0.82 0.91 20.90 0.82 0.91 20.90 0.94 1.02 24.00 2.78 2.81 70.50 2.78 2.81 70.50 0.95 1.03 24.20
Max. Min. Max.
Littelfuse Min. Max.Littelfuse Max. Min. Trademark Trademark
Current Rating Min. MaxCurrent Rating Min
17.50 0.28 0.29 7.00 7.40 0.02 0.03 0.50 0.80 0.16
Bottom Side Bottom Side
-
4.00
Product 22.90 0.19 0.21 4.90 5.30 0.02 0.03 0.50 0.80 0.16 SeriesProduct Series 4.00
22.20 0.14 0.15 3.50 3.80 0.02
Trademark Trademark
210 0.03 0.50 XXEF
VT
210 0.70 0.16 XXEF
VT
-
Current RatingCurrent Rating
4.00
22.20 0.14 0.15 3.50 3.80 Littelfuse 0.03 0.50 0.70 Lot Number - Lot Number 0.02 0.16 4.00 Littelfuse 28.00 0.14 0.15 3.50 3.80 0.02 0.03 0.50 0.80 information) - for additional 0.24 6.00 information) 28.20 0.14 0.15 3.50 3.90 0.02 0.03 0.50 0.80 0.34 0.41 8.70
(Contact Littelfuse (Contact Littelfuse for additional
10.30 0.22 0.29
41.20 0.14 0.15 3.50 3.90 0.02 0.03 0.60 0.80 0.74 0.80 18.70 20.30 0.34 0.41 41.20 0.11 0.13 2.90 3.30 0.02 0.03 0.60 0.80 0.79 0.87 20.00 22.00 0.20 0.27 23.10 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.70 0.16 23.10 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.70 0.16 4.00 4.00 3.90 4.10 4.10 4.10 5.00 25.00 28.50 5.00 5.30 5.80 0.16 0.16 -
39.00 0.16 0.17 4.10 4.30 0.02 0.03 0.50 0.80 0.15 0.21 23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 -
0.78 0.85 19.70 21.50 0.16 4.10 4.10 4.10 5.00 25.00 28.50 5.00 5.80 -
23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 0.23 23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 26.00 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.20 71.50 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.80 0.98 71.50 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 1.12 26.20 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.20 -
0.16 0.23 0.16 0.20 0.98 1.12 0.20 -
VT Series Specifications are subject to change without notice.
8 Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
Figure 6
A E
POLYFUSE(R) Resettable PTCs
Axial Leaded Strap
VT
Double Sided Marking
Marking
D2 C
Top Side Product Series
Part Marking System
Double Sided Marking Littelfuse Trademark
210
Current Rating
Top Side Product Series
Bottom Side Product Series
210
Littelfuse Trademark Current Rating Littelfuse Trademark
VT
210 XXEF
VT
Current Rating
Lot Number (Contact Littelfuse for additional information)
Bottom Side Product Series
Part Numbering System
16 VT 175 NEL U
Littelfuse QUANTITY CODE Trademark
210 XXEF
VT
Current Rating
U: 500 (bulk)
Lot Number (Contact Littelfuse for additional information)
LEAD OPTIONS: Blank = standard EL = extra long lead L = long lead NEL = narrow extra long lead NL = narrow long lead
S = slit lead SS = both leads slit UL = ultra long lead XL = extended long lead XS = extended long lead slit
HOLD CURRENT (VALUE DIVIDED BY 100 = HOLD CURRENT IN AMPS) SERIES Voltage Rating (VDC)
Packaging
I hold (A) AllRatings Packaging Option Bulk Quantity 500 Quantity & Packaging Codes U
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Electronics Designers Guide
VT Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
250R Series
Description * he250Rseriesisdesignedtoprotectagainstshort T durationhighvoltagefaultcurrents(powercrossor powerinductionsurge)typicallyfoundintelecom applications(250Vrms).Theseriescanbeusedtohelp telecomnetworkingequipmentmeettheprotection requirementsspecifiedinITUK.20andK.21. Features * oHScompliantand R lead-free *Fasttime-to-trip * innedandsortednarrow B resistancerangesavailable Applications * ustomerPremises C Equipment(CPE) * entralOffice(CO)/ C TelecomCenters *LAN/WANEquipment *Accessequipment * .08-0.18Holdcurrent 0 range,60VDCoperating voltage *250VACinterruptrating
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 0.08 0.08 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.145 0.145 0.145 0.145 0.18 0.18
C:coateddevice
Part Number
I trip (A) 0.16 0.16 0.24 0.24 0.24 0.24 0.24 0.24 0.24 0.24 0.29 0.29 0.29 0.29 0.65 0.65
Vmax Vint / Vop 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60 250/60
I max (A) 3 3 3 3 3 3 3 3 3 3 3 3 3 3 10 10
Pd max. (W) 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1.8 1.8
Maximum Time To Trip Current (A) 0.35 0.35 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Time (Sec.) 3 3 1.5 1.0 0.85 0.7 0.8 0.7 1 1.2 2.5 5 2.5 2.0 21 20 R min () 15 14 4 7 5.4 6 6 8 8 7 3 3 4.5 5.4 0.8 1.4
Resistance R typ () 22 22 8 9 7.5 10.5 9 10.5 10 12 6 5.5 6 7.5 2.2 3.9 R 1max () 33 33 16 16 14 16 16 16 16 16 14 12 14 14 4 4.5
Agency Approvals
250R080T 250R080 250R120 250R120-RA 250R120-RC 250R120-RF 250R120-R1 250R120-R2 250R120-R3 250R120T 250R145 250R145-RA 250R145-RB 250R145T 250R180 250R180T
*typicalvalue
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
T:pre-trippeddevice
50R Series Specifications are subject to change without notice.
50 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Radial Leaded
Temperature Rerating
Ambient Operation Temperature -40C Part Number 250R080 250R080T 250R120 250R120T 250R145 250R145T 250R180 250R180T 0.12 0.12 0.18 0.18 0.26 0.26 0.28 0.28
250R Series
-20C
0C
23C
40C Hold Current (A)
50C
60C
70C
85C
0.11 0.11 0.16 0.16 0.20 0.20 0.23 0.23
0.09 0.09 0.14 0.14 0.17 0.17 0.21 0.21
0.08 0.08 0.12 0.12 0.145 0.145 0.18 0.18
0.06 0.06 0.10 0.10 0.12 0.12 0.16 0.16
0.05 0.05 0.09 0.09 0.11 0.11 0.13 0.13
0.05 0.05 0.08 0.08 0.09 0.09 0.10 0.10
0.04 0.04 0.06 0.06 0.08 0.08 0.11 0.11
0.03 0.03 0.05 0.05 0.06 0.06 0.083 0.083
Average Time Current Curves
0.120A 0.145A 0.080A 0.180A
Temperature Rerating Curve
170% 150% Percentage of Rated Current 130% 110% 90% 70% 50% 30% 10%
100000
10000
1000
TIME IN SECONDS
100
10
-40 -30 -20
-10
0
10
20 30 40 Temperature (C)
50
60
70
80
1
0.100
0.010
0.001 0.02 0.100 1 10 100
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.18
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
www.littelfuse.com (c)2006 Littelfuse
5 Electronics Designers Guide
50R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Agency Specification Selection Guide For Telecom and Networking Applications
Product 250R120 250R145 250R180 Lightning ITUK.20/21/45-1.5kV10/700s ITUK.20/21/45-4kV10/700s* ITUK.20/21/45-1.5kV10/700s ITUK.20/21/45-4kV10/700s* TelcordiaGR-974-1.0kV10/1000s Power Cross ITUK.20/21/45-230Vac,10 ITUK.20/21/45-600Vac,600 ITUK.20/21/45-230Vac,10 ITUK.20/21/45-600Vac,600 TelcordiaGR-974-283Vac,10A
*Devicesshouldbeindependentlyevaluatedandtestedforuseinanyspecificapplication
Protection Application Guide
Region/Specification Application *Accessnetworkequipment Remoteterminal Repeaters WANequipment Cross-connect CustomerandITequipment Analogmodems ADSL,xDSL Phonesets,PBXsystems Internetappliances POSterminals CentralOffice POTS/ISDNlinecards T1/E1/J1linecards ADSL/VDSLsplitters CSU/DSU Device Selection 250R180 250R180T 250R145 250R145T 250R120 250R120T 250R180 250R180T 250R145 250R145T 250R120 250R120T 250R180 250R180T 250R145 250R145T 250R120 250R120T 250R180 250R180T 250R145 250R145T 250R120 250R120T 250R180 250R180T 250R145 250R145T 250R120 250R120T 250R080
SouthAmerica/Asia/Europe ITUK.45
SouthAmerica/Asia/Europe ITUK.21
SouthAmerica/Asia/Europe ITUK.20
NorthAmerica TelcordiaGR-974 SouthAmerica/Asia/Europe ITUK.20 NorthAmerica TelcordiaGR-1089 SouthAmerica/Asia/Europe ITUK.20andK.21
*Primaryprotectionmodules MDFmodules Networkinterface
*Intrabuildingcommunicationsystems LAN,VOIPcards Localloophandsets LANIntrabuildingpowercross Protection LANequipment,IPphone
*Resistancebinnedpartsarerecommended
50R Series Specifications are subject to change without notice.
5 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Radial Leaded
Soldering Parameters - Wave Soldering
Condition Peak Temp/ Duration Time >220C Preheat 140C ~ 180C Storage Condition WaveSoldering 260C<5Sec 2Sec~20Sec
Temperature (C)
260 220
Soldering
Cooling
180Sec~210Sec 0C~35C<70%RH
* ecommendedsolderingmethods:heatelementovenor R N2environmentforlead-free. * evicesaredesignedtobewavesolderedtothebottom D sideoftheboard. * evicescanbecleanedusingstandardindustrymethods D andsolvents. * hisprofilecanbeusedforlead-freedevice T Note:fsolderingtemperaturesexceedtherecommended I profile,devicesmaynotmeettheperformance requirements. Soldering Parameters - Solder Reflow
Condition Peak Temp/ Duration Time >220C Preheat 160C ~ 190C Storage Condition Reflow 260C>5Sec 30Sec~60Sec
190 160
Preheating
0
180 to 210
2 to 5 Time(s)
20-30
260 220 Temperature (C)
Soldering
Cooling
60Sec~90Sec 0C~35C,<70%RH
* ecommendedreflowmethods:IR,vaporphaseoven,hot R airoven,N2environmentforlead-free. * evicesarenotdesignedtobewavesolderedtothe D bottomsideoftheboard. * evicescanbecleanedusingstandardindustrymethods D andsolvents. Note:freflowtemperaturesexceedtherecommended I profile,devicesmaynotmeettheperformance requirements. Physical Specifications
Lead Material Soldering Characteristics Insulating Material Device Labeling Tin-platedcopper SolderabilityperMIL-STD-202, Method208E Cured,flameretardantepoxypolymer meetsUL94V-0requirements. MarkedwithLF,voltage,currentrating, anddatecode.
190 160
Preheating
0
60 to 90
30 to 60 Time(s)
120
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C 65C/85C,1000hours +85C,85%R.H.1000hours MIL-STD-202FMethod107G +125Cto-55C10times MIL-STD-202,Method215F
Thermal Shock
Solvent Resistance
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5 Electronics Designers Guide
50R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Dimensions
A
Figure 1
C A
Figure 2
C
Marking
B
Marking
B
D
D
E
F
E
F
Figure
A B Inches Max. 0.39
Littelfuse Trademark
Figure
C D E mm
C
Part Number 250R080 250R080T 250R120 250R120-RA 250R120-RC 250R120-RF 250R120-R1
D 250R120-R2
Figure 1 Inches mm
A Max.
mm Max. 9.9
080 XXXX
Inches Max. 0.18
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
mm Max. A 4.6 4.6 3.8 4.6 4.6 4.6 4.6 4.6 4.6 E 4.6 4.6 4.6 4.6 4.6 4.6
Inches Figure 2 Inches mm Min. 0.19
Littelfuse Trademark
Physical Characteristics Lead (dia) Inches 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 0.026 mm 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 0.65 Typ. 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1
F
Max. C 5.8 5.8 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 9.5 9.5
Min. 4.7
120 XXXX
Typ. 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20
Material Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu
Figure 1 1 2 2 2 2 2 2 2 2 2 2 2 2 1 1
0.23 0.23
Marking
0.39 0.43 0.43 0.43 0.43 0.43 0.43 0.43 0.43 0.43 0.43 0.43 0.43 0.47 0.47
B
250
9.9 11 11 11 11 11 11 11 11 11 11 11 11 12 12
0.18 0.15 0.18 0.18 0.18 0.18 0.18 0.18 0.18 0.18 0.18 0.18 0.18 0.18 0.18
D
0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19
250
4.7 4.7 4.7 4.7 4.7 4.7 4.7 4.7 4.7 4.7 4.7 4.7 4.7 4.7 4.7
B
0.26 0.26 0.26 0.26 0.26 0.26 0.26
Marking 0.19 4.6
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
250R120-R3 250R120T 250R145 250R145-RA 250R145-RB 250R145T 250R180 250F180T
E
0.26 0.26 0.26 0.26 0.26 0.37 0.37
F
Part Marking System
250
Littelfuse Trademark
Littelfuse Trademark
080 XXXX
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
120 XXXX
250
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
50R Series Specifications are subject to change without notice.
5 Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Radial Leaded
Part Numbering System
250 R 120
- RA Z R
PACKAGING STYLE BLANK: Bulk R: Tape & Ammo
SERIES
QUANTITY CODE: M=1000 U=500 Z=1200 Rx: Resistance Range (x = A-Z or 1-9) [not applicable for all parts] T: PRE-TRIPPED DEVICE (OPTIONAL) I HOLD CURRENT CODE (SEE TABLE BELOW) R: RADIAL
PEAK VOLTAGE RATING
Packaging
I hold (A) 0.080 0.120 0.145 0.180 I hold Code 080 120 145 180 Packaging Option Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Quantity 500 1500 500 1200 500 1200 200 1000 Quantity & Packaging Codes U DR U ZR U ZR F MR
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55 Electronics Designers Guide
50R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
600R Series
Description * he600Rseriesisdesignedtoprotectagainstpower T faulteventstypicallyfoundintelecomapplications. Thisseriesisdesignedtobeusedinapplicationsthat needtomeettherequirementsofGR-1089-COREand UL60950/EN60950/IEC60950.Theseresettabledevices alsohelptomeettherequirementsofITUK.20,K.21and K.44.
Features Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
* oHScompliantand R lead-free *Fasttime-to-trip * innedandsortednarrow B resistancerangesavailable Applications Secondaryovercurrent protectionfor: * entralOffice C Equipment(CO) * ustomerPremises C Equipment(CE)
* .15-0.16AHoldcurrent 0 range,60VDCoperating voltage * 00VACinterruptrating 6
* larmSystems A *SetTopBoxes(STB) *VoiceoverIP(VOIP) * ubscriberLineInterface S Circuit(SLIC)
Electrical Characteristics
I hold (A) 0.15 0.15 0.15 0.16 0.16 0.16 I trip (A) 0.30 0.30 0.30 0.32 0.32 0.32 V max (Vdc) 600 600 600 600 600 600 I max (A) 3 3 3 3 3 3 Pd max. (W) 1.00 1.00 1.00 1.00 1.00 1.00 Maximum Time To Trip Current (A) 5.0 5.0 4.5 7.5 9.5 9.0 Time (Sec.) 8.0 7.5 18 R min () 6 7 9 4 4 4 Resistance R typ () 12 10 12 10 7 8 R 1max () 22 20 22 18 16 17 X X X X X X X X X X X X Agency Approvals
Part Number
600R150 600R150-RA 600R150-RB 600R160 600R160-RA 600R160-R1
Temperature Rerating
Ambient Operation Temperature -40C Part Number 600R150 600R160 0.26 0.27 0.23 0.24 0.19 0.20 -20C 0C 23C Hold Current (A) 0.15 0.16 0.124 0.13 0.062 0.07 0.03 0.05 40C 60C 85C
00R Series Specifications are subject to change without notice.
5 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Radial Leaded
600R Series
Average Time Current Curves
0.150A 0.160A
Temperature Rerating Curve
170% 150% Percentage of Rated Current 130% 110% 90% 70% 50% 30% 10%
100000
10000
1000
TIME IN SECONDS
100
10
-40 -30 -20
-10
0
10
20 30 40 Temperature (C)
50
60
70
80
1
0.100
0.010
0.001 0.20 1 10 100 1000
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.15
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
Agency Specification Selection Guide For Telecom and Networking Applications
Part Number 600R150 600R160 Lightning TIA-968-A- .5kV10/160s 1 800V10/560s TelcordiaGR- 089- .0kV10/1000s 1 1 2.5kV2/10s
Devicesshouldbeindependentlyevaluatedandtestedforuseinanyspecificapplication
Power Cross UL60950,3rdEd-600Vac,40A TelcordiaGR-1089-600Vac,60A
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5 Electronics Designers Guide
00R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Protection Application Guide
Region/Specification NorthAmerica TelcordiaGR-1089 Application *Accessnetworkequipment Remoteterminal Repeaters WANequipment Cross-connect CustomerandITequipment Analogmodems ADSL,XDSLmodems Phonesets,PBXsystems Internetappliances POSterminals CentralOffice POTS/ISDNlinecards T1/E1/J1linecards ADSL/VDSLsplitters CSU/DSU *Intrabuildingcommunicationsystems LAN,VOIPcards Localloophandsets Device Selection 600R150 600R160
NorthAmerica TIA-968-A,UL60950
600R150 600R160
NorthAmerica TelcordiaGR-1089 NorthAmerica TelcordiaGR-1089 SouthAmerica/Asia/Europe ITUK.20andK.21
*Resistancebinnedpartsarerecommended
600R150 600R160
600R150 600R160
Soldering Parameters - Wave Soldering
Condition Peak Temp/ Duration Time > 220C Preheat 140C~ 180C Storage Condition WaveSoldering 260C<5Sec 2Sec~20Sec 180Sec~210Sec 0C~35C,<70%RH
Temperature (C)
260 220
Soldering
Cooling
* ecommendedsolderingmethods:heatelementovenor R N2environmentforlead-free * evicesaredesignedtobewavesolderedtothebottom D sideoftheboard. * evicescanbecleanedusingstandardindustrymethods D andsolvents. * hisprofilecanbeusedforlead-freedevice T Note:fsolderingtemperaturesexceedtherecommended I profile,devicesmaynotmeettheperformance requirements.
190 160
Preheating
0
180 to 210
2 to 5 Time(s)
20-30
00R Series Specifications are subject to change without notice.
58 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Radial Leaded
Soldering Parameters - Solder Reflow
Condition Peak Temp/ Duration Time >220C Preheat 160C~ 190C Storage Condition Reflow 260C>5Sec 30Sec~60Sec
Temperature (C)
260 220
Soldering
Cooling
60Sec~90Sec 0C~35C,<70%RH
* ecommendedreflowmethods:IR,vaporphaseoven,hot R airoven,N2environmentforlead-free. * evicesarenotdesignedtobewavesolderedtothe D bottomsideoftheboard. * evicescanbecleanedusingstandardindustrymethods D andsolvents. Note:freflowtemperaturesexceedtherecommended I profile,devicesmaynotmeettheperformance requirements. Physical Specifications
Lead Material Soldering Characteristics Insulating Material Device Labeling Tin-platedcopper SolderabilityperMIL-STD-202, Method208E Cured,flameretardantepoxypolymer meetsUL94V-0requirements. MarkedwithLF,voltage,currentrating, anddatecode.
190 160
Preheating
0
60 to 90
30 to 60 Time(s)
120
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C 85C/85C,1000hours +85C,85%R.H.1000hours MIL-STD-202FMethod107G +125Cto-55C10times MIL-STD-202,Method215F
Thermal Shock
Solvent Resistance
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5 Electronics Designers Guide
00R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Dimensions
A C
Littelfuse Trademark
150 XXXX
600
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
Marking
B
D
E
F
Figure
A Part Number 600R150 600R150-RA 600R150-RB 600R160 600R160-RA 600R160-R1 Inches Max. 0.53 0.53 0.53 0.63 0.63 0.63 mm Max. 13.5 13.5 13.5 16 16 16 Max. 0.50 0.50 0.50 0.50 0.50 0.50 B Inches mm Max. 12.6 12.6 12.6 12.6 12.6 12.6 Max. 0.24 0.24 0.24 0.24 0.24 0.24 C Inches mm Max. 6 6 6 6 6 6 Min. 0.19 0.19 0.19 0.19 0.19 0.19 D Inches mm Min. 4.7 4.7 4.7 4.7 4.7 4.7 Typ. 0.20 0.20 0.20 0.20 0.20 0.20 E Inches mm Typ. 5.1 5.1 5.1 5.1 5.1 5.1 Physical Characteristics Lead (dia) Inches 0.026 0.026 0.026 0.026 0.026 0.026 mm 0.65 0.65 0.65 0.65 0.65 0.65 Material Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Figure 1 1 1 1 1 1
Part Marking System
Littelfuse Trademark
A
C
150 XXXX
600
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
Marking
B
D
E
F
Part Numbering System
600 R 160
- RA F
PACKAGING STYLE BLANK: Bulk R: Tape & Ammo
SERIES
QUANTITY CODE: F=200 U=500 Rx: Resistance Range (x = A-Z or 1-9) [not applicable for all parts] T: PRE-TRIPPED DEVICE (OPTIONAL) I HOLD CURRENT CODE (SEE TABLE BELOW) R: RADIAL
PEAK VOLTAGE RATING
Packaging
I hold (A) 0.15 0.16 I hold Code 150 160 Packaging Option Bulk TapeandAmmo Bulk TapeandAmmo Quantity 200 600 200 500 Quantity & Packaging Codes F ZR F UR
00R Series Specifications are subject to change without notice.
0 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Radial Leaded
30R Series
Description * he30Rseriesradialleadeddeviceisdesignedto T provideovercurrentprotectionforlowvoltage(30V) applicationswherespaceisnotaconcernandresettable protectionispreferred. Features * oHScompliantand R lead-free *Fasttime-to-trip Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
* ured,flameretardant C epoxypolymerinsulating materialmeetsUL94V-0 requirements
Applications * SBhubs,ports U andperipherals *Computers&peripherals *Motorprotection *Generalelectronics *Automotiveapplications
Electrical Characteristics
I hold (A) 0.90 1.10 1.35 1.60 1.85 2.50 3.00 4.00 5.00 6.00 7.00 8.00 9.00 I trip (A) 1.80 2.20 2.70 3.20 3.70 5.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 V max (Vdc) 30 30 30 30 30 30 30 30 30 30 30 30 30 I max (A) 40 40 40 40 40 40 40 40 40 40 40 40 40 Pd max. (W) 0.6 0.7 0.8 0.9 1.0 1.2 2.0 2.5 3.0 3.5 3.8 4.0 4.2 Maximum Time To Trip Current (A) 4.50 5.50 6.75 8.00 9.25 12.50 15.00 20.00 25.00 30.00 35.00 40.00 40.00 Time (Sec.) 5.90 6.60 7.30 8.00 8.70 10.30 10.80 12.70 14.50 16.00 17.50 18.80 20.00 Resistance R min () 0.070 0.050 0.040 0.030 0.030 0.020 0.020 0.010 0.010 0.005 0.005 0.005 0.005 R 1max () 0.220 0.170 0.130 0.110 0.090 0.070 0.080 0.050 0.050 0.040 0.030 0.020 0.020 X X X X X X X X X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
30R090 30R110 30R135 30R160 30R185 30R250 30R300 30R400 30R500 30R600 30R700 30R800 30R900
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin23Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin23Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat23Cstillair.
Rmin=Minimumresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat23Cmeasuredonehouraftertripping. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
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Electronics Designers Guide
0R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Temperature Rerating
Ambient Operation Temperature -40C Part Number 30R090 30R110 30R135 30R160 30R185 30R250 30R300 30R400 30R500 30R600 30R700 30R800 30R900 1.31 1.60 1.96 2.32 2.68 3.63 4.35 5.80 7.25 8.70 10.15 11.60 13.05
30R Series
-20C
0C
23C
40C Hold Current (A)
50C
60C
70C
85C
1.17 1.43 1.76 2.08 2.41 3.25 3.90 5.20 6.50 7.80 9.10 10.40 11.70
1.04 1.27 1.55 1.84 2.13 2.88 3.45 4.60 5.75 6.90 8.05 9.20 10.35
0.90 1.10 1.35 1.60 1.85 2.50 3.00 4.00 5.00 6.00 7.00 8.00 9.00
0.75 0.91 1.12 1.33 1.54 2.08 2.49 3.32 4.15 4.98 5.81 6.64 7.47
0.69 0.85 1.04 1.23 1.42 1.93 2.31 3.08 3.85 4.62 5.39 6.16 6.93
0.61 0.75 0.92 1.09 1.26 1.70 2.04 2.72 3.40 4.08 4.76 5.44 6.12
0.55 0.67 0.82 0.98 1.13 1.53 1.83 2.44 3.05 3.66 4.27 4.88 5.49
0.47 0.57 0.70 0.83 0.96 1.30 1.56 2.08 2.60 3.12 3.64 4.16 4.68
Average Time Current Curves
0.900A 1.10A 1.35A 1.60A 1.85A 2.50A 3.00A 4.00A 5.00A 6.00A 7.00A 8.00A 9.00A
Temperature Rerating Curve
170% 150% Percentage of Rated Current 130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
100000
10000
1000
TIME IN SECONDS
100
10
1
0.100
0.010
0.001 0.20 1 10 100 1000
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.16
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
0R Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Radial Leaded
Soldering Parameters - Wave Soldering
Refertothecondition recommendedbythe fluxmanufacturer.
Temperature (C)
Pre-Heating Zone
260 220
Soldering
Cooling
Max.rampingrate shouldnotexceed 4C/Sec. Max.soldertemperature shouldnotexceed 260C Coolingbynatural convectioninair.
190 160
Preheating
Soldering Zone
Cooling Zone
0
60 min.
5 max. Time(s)
Physical Specifications
0.90-2.50A:Tin-platedcoppercladsteel 3.00-9.00A:Tin-platedcopper SolderabilityperMIL-STD-202, Method208E
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange +85Cto-40C10times 5%typicalresistancechange MIL-STD-202,Method215F Nochange
Lead Material
Soldering Characteristics
Cured,flameretardantepoxypolymer Insulating Material meetsUL94V-0requirements. Device Labeling MarkedwithLF,voltage,currentrating, anddatecode.
Thermal Shock
Solvent Resistance
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Electronics Designers Guide
0R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Dimensions
A
Littelfuse Trademark
E
110U XXXX
30
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
MARKING
B
D
C
A Inches mm Max. Max. 0.29 7.40 0.29 0.35 0.35 0.40 0.45 0.45 0.55 0.55 0.65 0.75 0.85 0.95 7.40 8.90 8.90 10.20 11.40 11.40 14.00 14.00 16.50 19.10 21.60 24.10 B Inches mm Max. Max. 0.48 12.20 0.56 0.53 0.60 0.62 0.72 0.76 0.87 1.01 1.06 1.13 1.22 1.24 14.20 13.50 15.20 15.70 18.30 19.20 22.00 25.60 26.80 28.60 31.10 31.60 C Inches mm Typ. Typ. 0.20 5.10 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.40 0.40 0.40 0.40 0.40 5.10 5.10 5.10 5.10 5.10 5.10 5.10 10.20 10.20 10.20 10.20 10.20 D Inches mm Min. Min. 0.30 7.60 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 7.60 7.60 7.60 7.60 7.60 7.60 7.60 7.60 7.60 7.60 7.60 7.60 E Inches mm Max. Max. 0.12 3.00 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 Physical Characteristics Lead (dia) Material Inches mm 0.02 0.51 Sn/CuFe 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.03 0.03 0.03 0.51 0.51 0.51 0.51 0.51 0.51 0.81 0.81 0.81 0.81 0.81 0.81 Sn/CuFe Sn/CuFe Sn/CuFe Sn/CuFe Sn/CuFe Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu
Part Number 30R090 30R110 30R135 30R160 30R185 30R250 30R300 30R400 30R500 30R600 30R700 30R800 30R900
Part Marking System
Littelfuse Trademark
A
E
110U XXXX
30
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
MARKING
B
D
C
0R Series Specifications are subject to change without notice.
Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Radial Leaded
Part Numbering System
30 R 250
U PR
PACKAGING STYLE BLANK: Bulk R: Tape & Ammo QUANTITY CODE: F=200 H=100 M=1000 P=2000 U=500 TYPE: U (30VDC) I HOLD CURRENT CODE (SEE TABLE BELOW)
SERIES
R: RADIAL VOLTAGE RATING (VDC)
Packaging
I hold (A) 0.90 1.10 1.35 1.60 1.85 2.50 3.00 4.00 5.00 6.00 7.00 8.00 9.00 I hold Code 090 110 135 160 185 250 300 400 500 600 700 800 900 Packaging Option Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk Bulk Quantity 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 200 1000 200 1000 200 1000 200 1000 100 100 Quantity & Packaging Codes
U PR U PR U PR U PR U PR U PR U PR F MR F MR F MR F MR H H
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5 Electronics Designers Guide
0R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
60R Series
Description * he60Rseriesradialleadeddeviceisdesignedto T provideovercurrentprotectionfor(60V)applications wherespaceisnotaconcernandresettableprotection ispreferred. Features * oHScompliantand R lead-free *Fasttime-to-trip Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
* ured,flameretardant C epoxypolymerinsulating materialmeetsUL94V-0 requirements
Applications * SBhubs,ports U andperipherals *IEEE1394ports *Computers&peripherals *Motorprotection *Generalelectronics *Automotiveapplications *Industrialcontrols *Transformers
Electrical Characteristics
I hold (A) 0.10 0.20 0.25 0.30 0.40 0.50 0.65 0.75 0.90 1.10 1.35 1.60 1.85 2.50 3.00 3.75 I trip (A) 0.20 0.40 0.50 0.60 0.80 1.00 1.30 1.50 1.80 2.20 2.70 3.20 3.70 5.00 6.00 7.50 V max (Vdc) 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 I max (A) 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 Pd max. (W) 0.38 0.41 0.45 0.49 0.56 0.77 0.88 0.92 0.99 1.50 1.70 1.90 2.10 2.50 2.80 3.20 Maximum Time To Trip Current (A) 0.50 1.00 1.25 1.50 2.00 2.50 3.25 3.75 4.50 5.50 6.75 8.00 9.25 12.50 15.00 18.75 Time (Sec.) 4.00 2.20 2.50 3.00 3.80 4.00 5.30 6.30 7.20 8.20 9.60 11.40 12.60 15.60 19.80 24.00 Resistance R min () 2.500 1.830 1.250 0.880 0.550 0.500 0.310 0.250 0.200 0.150 0.120 0.090 0.080 0.050 0.040 0.030 R 1max () 7.500 4.400 3.000 2.100 1.290 1.170 0.720 0.600 0.470 0.380 0.300 0.220 0.190 0.130 0.100 0.080 X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
60R010 60R020 60R025 60R030 60R040 60R050 60R065 60R075 60R090 60R110 60R135 60R160 60R185 60R250 60R300 60R375
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair.
Rmin=Minimumresistanceofdeviceininitial(un-soldered)state. Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
0R Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Radial Leaded
Temperature Rerating
Ambient Operation Temperature -40C Part Number 60R010 60R020 60R025 60R030 60R040 60R050 60R065 60R075 60R090 60R110 60R135 60R160 60R185 60R250 60R300 60R375 0.16 0.31 0.39 0.47 0.62 0.78 1.01 1.16 1.40 1.71 2.09 2.48 2.87 3.88 4.65 5.81
60R Series
-20C
0C
23C
40C Hold Current (A)
50C
60C
70C
85C
0.14 0.27 0.34 0.41 0.54 0.68 0.88 1.02 1.22 1.50 1.84 2.18 2.52 3.40 4.08 5.10
0.12 0.24 0.30 0.36 0.48 0.60 0.77 0.89 1.07 1.31 1.61 1.90 2.20 2.98 3.57 4.46
0.10 0.20 0.25 0.30 0.40 0.50 0.65 0.75 0.90 1.10 1.35 1.60 1.85 2.50 3.00 3.75
0.08 0.16 0.20 0.24 0.32 0.41 0.53 0.61 0.73 0.89 1.09 1.30 1.50 2.03 2.43 3.04
0.07 0.14 0.18 0.22 0.29 0.36 0.47 0.54 0.65 0.79 0.97 1.15 1.33 1.80 2.16 2.70
0.06 0.13 0.16 0.19 0.25 0.32 0.41 0.47 0.57 0.69 0.85 1.01 1.17 1.58 1.89 2.36
0.05 0.11 0.14 0.16 0.22 0.27 0.35 0.41 0.49 0.59 0.73 0.86 1.00 1.35 1.62 2.03
0.04 0.08 0.10 0.12 0.16 0.20 0.26 0.30 0.36 0.44 0.54 0.64 0.74 1.00 1.20 1.50
Average Time Current Curves
0.250A 0.300A 0.400A 0.500A 0.200A 0.650A 0.750A 0.900A 1.10A 1.35A 1.60A 1.85A 2.50A 3.00A 3.75A
Temperature Rerating Curve
100000
170% 150%
10000
Percentage of Rated Current
130% 110% 90% 70% 50% 30%
1000
TIME IN SECONDS
100
10
10% -40 -30 -20 -10 0 10 20 30 40 Temperature (C) 50 60 70 80
1
0.100
0.010
0.001 0.20 1 10 100 1000
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.16
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
0R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Soldering Parameters - Wave Soldering
Refertothecondition recommendedbythe fluxmanufacturer.
Temperature (C)
260 220
Soldering
Cooling
Pre-Heating Zone
Max.rampingrate shouldnotexceed 4C/Sec. Max.soldertemperature shouldnotexceed 260C Coolingbynatural convectioninair.
190 160
Preheating
Soldering Zone
Cooling Zone
0
60 min.
5 max. Time(s)
Physical Specifications
Lead Material Soldering Characteristics Insulating Material Device Labeling .20-.40A:Tin-platedcoppercladsteel .50-3.75A:Tin-platedcopper SolderabilityperMIL-STD-202, Method208E Cured,flameretardantepoxypolymer meetsUL94V-0requirements. MarkedwithLF,voltage,currentrating, anddatecode.
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange +85Cto-40C10times 5%typicalresistancechange MIL-STD-202,Method215F
Thermal Shock
Solvent Resistance
0R Series Specifications are subject to change without notice.
8 Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Radial Leaded
Dimensions Sided Marking Double
0.20A to 0.40A Top Side ge Rating nt Rating Code act Littelfuse ditional ation) Littelfuse Trademark
60
A
Voltage Rating Current Rating
MARKING
E
025X
B
D
Bottom Side Littelfuse Trademark
XXXX
60
A Part Number Inches Max. 60R010 60R020 60R025 60R030 60R040 60R050 60R065 60R075 60R090 60R110 60R135 60R160 60R185 60R250 60R300 60R375 0.29 0.29 0.29 0.29 0.30 0.31 0.37 0.40 0.44 0.51 0.53 0.60 0.66 0.78 0.91 1.04 mm Max. 7.4 7.4 7.4 7.4 7.6 7.9 9.4 10.2 11.2 13
Voltage Rating Date Code (Contact Littelfuse for additional information)
C
C mm Max. 12.7 11.7 12.7 12.7 13.5 13.7 14.5 15 15.8 18.2 19.8 21.6 23 29.3 31.1 Inches Typ. 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.4060 0.40 0.40
050X XXXX
B
D mm Typ. 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 5.1 10.2 10.2 10.2 Inches Min. 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 mm Min. 7.6 7.6 7.6 7.6 7.6 7.6 7.6 7.6 7.6 7.6 7.6 7.6 7.6
E Inches Max. 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 0.12 mm Max. 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 Littelfuse Trademark 3.1 3.1
Physical Characteristics Lead (dia) Inches 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.03 0.03 0.03 mm 0.51 0.51 0.51 0.51 0.51 0.51 0.51 0.51 0.51 0.81 0.81 Material Sn/CuFe Sn/CuFe Sn/CuFe Sn/CuFe Sn/CuFe Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu Sn/Cu
Voltage Sn/Cu Rating
Inches Max. 0.50 0.46 0.50 0.50 0.53 0.54 0.57 0.59 0.62 0.72 0.78 0.85 0.91 1.15 1.22
13.58 15.36 16.76 19.93 23.11 26.3
Single Sided Marking 0.50A 0.20 to 3.75A 5.1
0.20A 0.40A 0.03 to0.81
Double Sided Marking
0.81 Top Side
025X
1.03 26.2 Littelfuse
Trademark
Voltage 0.30 Rating 7.6
0.30 Code 7.6 Date 0.30 7.6 for additional
information)
Current Rating
60
0.81 0.81 0.81
Sn/Cu Sn/Cu
Current Rating
MA
(Contact Littelfuse
Part Marking System
Single Sided Marking Marking Single Sided 0.50A to 3.75A to 3.75A 0.50A Double Sided Marking Marking Double Sided 0.20A to 0.40A to 0.40A 0.20A Top Side Top Side Littelfuse Littelfuse Trademark Trademark
60 60
Bottom Side Voltage Rating Rating Voltage Littelfuse Current Rating Rating Current Trademark
XXXX
A
A
E
E
050X XXXX
050X XXXX
Voltage Rating Rating Voltage Current Rating Rating Current Date Code Code Date (Contact (Contact Littelfuse Littelfuse for additional for additional information) information)
Littelfuse Littelfuse Trademark Trademark
025X
60
025X
60
60
MARKING MARKING
B
Voltage Rating Date Code (Contact Littelfuse for additional information)
B
D
Bottom Side Bottom Side Littelfuse Littelfuse Trademark Trademark
XXXX
D
60
XXXX
60
Voltage Rating Rating Voltage Date Code Code Date (Contact (Contact Littelfuse Littelfuse for additional for additional information) information)
C
C
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Electronics Designers Guide
0R Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Part Numbering System
60 R 250
X MR
PACKAGING STYLE BLANK: Bulk R: Tape & Ammo QUANTITY CODE: F=200 H=100 M=1000 P=2000 U=500 TYPE: X (60VDC) I HOLD CURRENT CODE (SEE TABLE BELOW)
SERIES
R: RADIAL VOLTAGE RATING (VDC)
Packaging
I hold (A) 0.10 0.20 0.30 0.40 0.50 0.65 0.75 0.90 1.10 1.35 1.60 1.85 2.50 3.00 3.75 I holdCode 010 020 030 040 050 065 075 090 110 135 160 185 250 300 375 Packaging Option Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk Bulk Quantity 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 500 1000 200 1000 200 1000 200 1000 200 1000 200 100 Quantity& PackagingCodes U PR U PR U PR U PR U PR U PR U PR U PR U MR F MR F MR F MR F MR F H
0R Series Specifications are subject to change without notice.
0 Electronics Designers Guide
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POLYFUSE(R) Resettable PTCs
Radial Leaded
USBR Series
Description * heUSBRseriesradialleadeddeviceisdesignedto T provideovercurrentprotectionforUSBapplications wherespaceisnotaconcern.
Features * oHScompliantand R lead-free *Fasttime-to-trip * eetsallUSBprotection M requirements Applications *Computers&peripherals *AnyUSBapplication *40Ashortcircuitrating * peratingvoltagesof O 6-16V
Agency Approvals
AGENCY AGENCY FILE NUMBER E183209 R50082521
Electrical Characteristics
I hold (A) 0.75 1.20 1.55 0.90 1.10 1.35 1.60 1.85 2.50 I trip (A) 1.30 2.00 2.70 1.80 2.20 2.70 3.20 3.70 5.00 V max (Vdc) 6 6 6 16 16 16 16 16 16 I max (A) 40 40 40 40 40 40 40 40 40 Pd max. (W) 0.3 0.6 0.6 0.6 0.7 0.8 0.9 1.0 1.2 Maximum Time To Trip Current (A) 8.00 8.00 7.75 8.00 8.00 8.00 8.00 8.00 8.00 Time (Sec.) 0.4 0.5 2.2 1.2 2.3 4.5 9.0 10.0 40.0 Resistance R min () 0.100 0.065 0.040 0.070 0.050 0.040 0.030 0.030 0.020 R 1max () 0.230 0.140 0.100 0.180 0.140 0.120 0.110 0.090 0.060 X X X X X X X X X X X X X X X X X X Agency Approvals
Part Number
06R075B 06R120B 06R155B 16R090B 16R110B 16R135B 16R160B 16R185B 16R250B
Ihold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20Cstillair. Itrip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20Cstillair. Vmax=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) Imax=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) Pd=Powerdissipatedfromdevicewheninthetrippedstateat20Cstillair.
Rmin=Minimumresistanceofdeviceininitial(un-soldered)state. Rtyp=Typicalresistanceofdeviceininitial(un-soldered)state. M R1max= aximumresistanceofdeviceat20Cmeasuredonehouraftertrippingorreflow solderingof260Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame.
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
USBR Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Temperature Rerating
Ambient Operation Temperature -40C Part Number 06R075B 06R120B 06R155B 16R090B 16R110B 16R135B 16R160B 16R185B 16R250B 1.05 1.69 2.17 1.31 1.60 1.96 2.32 2.68 3.63
30R Series
-20C
0C
23C
40C Hold Current (A)
50C
60C
70C
85C
0.95 1.52 1.96 1.17 1.43 1.76 2.08 2.41 3.25
0.85 1.36 1.75 1.04 1.27 1.55 1.84 2.13 2.88
0.75 1.20 1.55 0.90 1.10 1.35 1.60 1.85 2.50
0.65 1.04 1.34 0.75 1.00 1.12 1.33 1.54 2.08
0.60 0.96 1.24 0.69 0.92 1.04 1.23 1.42 1.93
0.55 0.88 1.13 0.61 0.75 0.92 1.09 1.26 1.70
0.50 0.80 1.03 0.55 0.67 0.82 0.98 1.13 1.53
0.43 0.68 0.88 0.47 0.57 0.70 0.83 0.96 1.30
Average Time Current Curves
0.900A 1.10A 1.35A 1.60A 1.85A 2.50A 3.00A 4.00A 5.00A 6.00A 7.00A 8.00A 9.00A
Temperature Rerating Curve Temperature Rerating Curve:
170% 150% B Percentage of Rated Current 130% A 110% 90% 70% 50% 30% 10% A B
100000
10000
1000
TIME IN SECONDS
100
10
-40 -30 -20
-10
0
10
20 30 40 Temperature (C)
50
60
70
80 85
1
A: 6R075B,06R120B, 0 06R155B
B: 6R090B,16R110B, 1 16R135B,16R160B, 16R185B,16R250B,
0.100
0.010
0.001 0.20 1 10 100 1000
CURRENT IN AMPERES
Specifications are subject to change without notice.
Note: 1.00 means the number one with two decimal places. AKL V3.9 06.05.16
Theaveragetimecurrentcurvesandtemperaturereratingcurveperformanceisaffected byanumberorvariables,andthesecurvesprovidedasguidanceonly.Customermust verifytheperformanceintheirapplication.
USBR Series Specifications are subject to change without notice.
Electronics Designers Guide
www.littelfuse.com (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Radial Leaded
Soldering Parameters - Wave Soldering
Refertothecondition recommendedbythe fluxmanufacturer.
Temperature (C)
Pre-Heating Zone
260 220
Soldering
Cooling
Max.rampingrate shouldnotexceed 4C/Sec. Max.soldertemperature shouldnotexceed 260C Coolingbynatural convectioninair.
190 160
Preheating
Soldering Zone
Cooling Zone
0
60 min.
5 max. Time(s)
Physical Specifications
Lead Material Soldering Characteristics Insulating Material Device Labeling .90-2.50A:Tin-platedcoppercladsteel .75A:Tin-platedcopper SolderabilityperMIL-STD-202, Method208E Cured,flameretardantepoxypolymer meetsUL94V-0requirements. MarkedwithLF,voltage,currentrating, anddatecode.
Environmental Specifications
Operating/Storage Temperature Maximum Device Surface Temperature in Tripped State Passive Aging Humidity Aging -40Cto+85C 125C +85C,1000hours 5%typicalresistancechange +85C,85%R.H.1000hours 5%typicalresistancechange +85Cto-40C10times 5%typicalresistancechange MIL-STD-202,Method215F
Thermal Shock
Solvent Resistance
www.littelfuse.com (c)2006 Littelfuse
Electronics Designers Guide
USBR Series Specifications are subject to change without notice.
POLYFUSE(R) Resettable PTCs
Radial Leaded
Figure 1 Figure 2
Dimensions (mm)
Figure 1
Figure 1 2 Figure
Figure 1 Figure 2
A
A
Figure 2
E
E
A
MARKING
AA
MARKING MARKING
E MARKING AA
MARKING MARKING
EA
MARKING
B
B B
B
B
B
MARKING
B
B
Figure 1
D CC
Figure 2
D D
Figure 2
D C
C
D
D
E
C
D
D
Figure 1
A
A mm 6.9 B 6.9 6.9 7.4 7.4
C
A
A
Part Number 06R075B 06R120B 06R155B 16R090B
Figure 1 gure 1
Littelfuse Trademark
Figure 1
MARKING
C
E
D Typ. 5.1 5.1 5.1 5.1 5.1 5.1 5.1
Voltage Rating Date Code (Contact Littelfuse for additional information)
C Figure 2
E Physical Characteristics Lead Sided Marking (dia) Double Inches Top Side mm
Voltage Littelfuse Rating Current Rating Trademark
A
B Inches Max. 0.46 0.46 0.48 0.56 0.53 0.4506
MARKING
C
Inches MARKING 0.2706 0.27 0.27 0.29 0.35
Double Sided Marking 0.75A to 1.55A
Max. Max. Top Side
075B
Single Sided Marking Double Sided Marking 1.35A to 2.50A Marking Double Sided 0.75A to 1.55A MARKING 0.75A to 1.55A Top Side Top Side
B mm
Inches Typ.
mm BInches Sided MarkingSidedInches Sided Marking mm Single Sided Marking Double mm Single Marking Double
1.35A to 2.50A
Max. 11.4 11.7
Min. 0.30 0.30
0.90A to 1.10A 1.35A to 2.50A Top Side
Min. 7.6 7.6 7.6 7.6 7.6 7.6 7.6 7.6 7.6
Max. 0.12 0.12 0.12 0.12 0.12 0.12
0.90A to 1.10A Top Side
Max. 3 3 3 3 3 3 3 3
0.90A to 1.10A
Material
Voltage Rating Current Rating
Figure 1
0.90A to 1.10A Top Side
Littelfuse Voltage Rating Trademark Current Rating
075B
Littelfuse 16 Trademark Voltage Rating 135B Littelfuse XXXX Current Rating Trademark
B 0.20 06
0.20
075B
Littelfuse Voltage Rating Trademark Current Rating Voltage Rating Date Code Current (Contact Littelfuse Rating for additional information)
135B Trademark XXXX
16 Littelfuse
Voltage Rating Littelfuse 16 Current Rating Trademark 110U Date Code (Contact Littelfuse for additional information)
XXXX
Littelfuse Voltage Rating 16 Trademark Current Rating 135B
D
Double Sided Marking 11.7 0.75A0.20 5.1 to 1.55A
0.12 Sided3 0.020 Single Marking
1.35A to 2.50A
16 Voltage Rating 110U Current Rating Date Code (Contact Littelfuse for additional information)
0.020 0.020 0.020 0.020 0.020 0.020 0.020
110U
16
0.51 0.51 0.51 0.51 0.51 0.51 0.51 0.51
Sn/Cu
Sn/CuFe Sided1 Double Marking Sn/CuFe Sn/CuFe
Littelfuse Trademark
D 0.30
0.30 0.30 0.30
Littelfuse Trademark
1 2 2 2 2 2 2
12.2 14.2 13.5
Top Side 0.20
075B
16R110B Figure0.29 2 Figure 2 16R135B
D 8.9 C
Littelfuse Trademark
0.20 06D 0.20 0.20 06 0.20
XXXX
5.1 Rating 0.30 Voltage
Current Rating
Littelfuse Trademark
0.20 C
Bottom Side
135B XXXX
16
AA
MARKING RKING
Voltage Rating Current Rating Date Code (Contact Littelfuse for additional information)
Sn/CuFe Sn/CuFe Sn/CuFe
110U
16
Voltage Rating Current Rating
16R160B A A 0.35 8.9 E E Bottom Side 15.2 0.60 Bottom Side C C 16R185B 0.4006 10.2 0.6206 15.7
Littelfuse Trademark
Bottom Side
XXXX
Bottom Side
XXXX
0.020 Bottom0.51 Side
Voltage Littelfuse Rating Date Code Trademark (Contact Littelfuse for additional information)
16R250B
0.45
XXXX
11.4
Littelfuse Voltage Rating Trademark Date Code (Contact Littelfuse for additional information)
XXXX
0.72
18.3
Voltage Littelfuse Rating Date Code Trademark (Contact Littelfuse for additional information)
0.30 0.30
16
Littelfuse Voltage Rating Trademark Date Code (Contact Littelfuse for additional information)
0.12 0.12
16
XXXX
16
Voltage Rating Date Code (Contact Littelfuse for additional information)
Sn/CuFe Sn/CuFe
MARKING MARKING
BB
BB Part Marking System
Double Sided Marking 0.75A to 1.55A Top Side Single Sided Marking 1.35A to 2.50A Bottom Side Single Sided Marking Littelfuse 1.35A to 2.50A Trademark
XXXX
Double Sided Marking 0.90A to 1.10A Top Side Bottom Side
Voltage Rating Current Rating Littelfuse Trademark
D D0.75A to 1.55A
Top Side
Littelfuse Trademark
Double Sided Marking
075B
06
DD
Voltage Rating Current Rating Littelfuse Trademark
Littelfuse Trademark
06
CC
Littelfuse Trademark
075B
06
CC
Voltage Rating Current Rating
135B XXXX
16
Current Rating Voltage Rating Date Code Date Code (Contact Littelfuse (Contact Littelfuse for additional for additional information) information) Littelfuse Voltage Rating Trademark
135B XXXX
16
Voltage Rating
Double Sided Marking Littelfuse 0.90A to 1.10A Trademark Top Side 16
110U
16
XXXX
16
Voltage Rating Date Code (Contact Littelfuse for additional information)
Current Rating Date Code (Contact Littelfuse for additional information)
110U
Voltage Rating Current Rating
Bottom Marking Single Marking Single SidedSidedSide 1.35A1.35A to 2.50A to 2.50A
Littelfuse Trademark
Bottom Side Double Marking Double SidedSided Marking 0.90A0.90A to 1.10A to 1.10A Top Top Side Side
Littelfuse Littelfuse Trademark Trademark Littelfuse Trademark
Bottom Side
eVoltage RatingLittelfuse Rating Current nt Rating RatingTrademark Littelfuse Littelfuse Trademark Trademark
XXXX
06
Voltage Rating Date Code (Contact Littelfuse for additional VoltageVoltage Rating Rating information) 16 16 Current Current Rating Rating 135B 135B Voltage XXXX XXXXRating Date Code Code Date Date Code (Contact Littelfuse (Contact Littelfuse (Contact Littelfuse additional for additional for for additional information) information) information)
XXXX
06
XXXX
16
Bottom Side
Littelfuse VoltageVoltage Rating Rating Trademark Current Current Rating Rating
Voltage Rating Date Code (Contact Littelfuse for additional information)
110U 110U
16
16
XXXX
16
Voltage Rating Date Code (Contact Littelfuse for additional information)
Bottom Bottom Side Side
geVoltage Rating Rating Date Code Code (Contact Littelfuse tact Littelfuse for additional dditional information) mation)
USBR Series Specifications are subject to change without notice.
Littelfuse Littelfuse Trademark Trademark
XXXX XXXX
16
16
VoltageVoltage Rating Rating Date Date Code Code 74 (Contact Littelfuse (Contact Littelfuse for additional for additional information) information) Electronics Designers
www.littelfuse.com Guide (c)2006 Littelfuse
POLYFUSE(R) Resettable PTCs
Radial Leaded
Part Numbering System
16 R 090
B PR
PACKAGING STYLE BLANK: Bulk R: Tape & Ammo QUANTITY CODE: P=2000 U=500 TYPE: B=USB I HOLD CURRENT CODE (SEE TABLE BELOW)
SERIES
R: RADIAL VOLTAGE RATING (VDC)
Packaging
I hold (A) 0.75 1.20 1.55 0.90 1.10 1.35 1.60 1.85 2.50 I hold Code 075 120 155 080 110 135 160 185 250 Voltage 6 6 6 16 16 16 16 16 16 Packaging Option Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Bulk TapeandAmmo Quantity 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 500 2000 Quantity & Packaging Codes U PR U PR U PR U PR U PR U PR U PR U PR U PR
www.littelfuse.com (c)2006 Littelfuse
5 Electronics Designers Guide
USBR Series Specifications are subject to change without notice.

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