View CHP_1087646.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

Metal GlazeTM General Purpose Surface Mount Power Resistors
CHP Series
Welwyn Components
* Up to 2 watts * 0.1 ohm to 2.2 megohm range * Up to 1000 volts * 150C maximum operating temperature
Electrical Data
Type Maximum Power Rating (watts) Working Voltage1 (volts) Maximum Voltage (volts) Resistance Range2 (ohms) 0R1 to 0R99 CHP1/8 0.25 @ 70C 200 400 1R0 to 1M 20R to 348K 0R1 to 0R99 CHP1/2 0.5 @ 70C 300 600 1R0 to 348K 0R1 to 0R99 CHP1 1 @ 70C 2 @ 25C CHP2
1 2
Tolerance (%)2 1, 2, 5 1, 2, 5 0.25, 0.5 1, 2, 5 1, 2, 5 1, 2, 5 1, 2, 5 0.25, 0.5 1, 2, 5 1, 2, 5
TCR (ppm/C)2 100 50, 100 50, 100 100 50, 100 100 50, 100 50, 100 100 50, 100
Product Category Low Range Standard Tight Tolerance Low Range Standard Low Range Standard Tight Tolerance Low Range Standard
350
700
1R0 to 2M21 20R to 348K 0R1 to 0R99
1.33 @ 70C
500
1000
1R0 to 2M21
Not to exceed PxR Consult factory for tighter TCR, tolerance or resistance values
Performance Characteristics
Characteristics Temperature Thermal Shock Low Temperature Operation Short Time Overload High Temperature Exposure Resistance to Bonding Exposure Solderability Moisture Resistance Life Test Terminal Adhesion Strength Resistance to Board Bending Maximum Change As Specified 0.5% +0.01 ohm 0.25% +0.01 ohm 0.5% +0.01 ohm +1% for R>100K ohm 0.5% +0.01 ohm 0.25% 0.01 ohm 95% minimum coverage 0.5% +0.01 ohm 0.5% +0.01 ohm 1% +0.01 ohm no mechanical change 1% +0.01 ohm Test Method MIL-R55342E Par 4.79 (-55C =125C) MIL-R55342E Par 4.7.3 (-65C +150C, 5 cycles) MIL-R-55342E Par 4.7.4 (-65C @ working voltage) MIL-R-55342E Par 4.7.5 2.5 x PxR for 5 seconds MIL-R-55342E Par 4.7.6 (+150C for 100 hours) MIL-R-55342E Par 4.7.7 (Reflow soldered to board at 260C for 10 seconds) MIL-STD-202, Method 208 (245C for 5 seconds) MIL-R-55342E Par 4.7.8 (10 cycles, total 240 hours) MIL-R-55342E Par 4.7.10 (2000 hour at 70C intermittent) 1200 gram push from underside of mounted chip for 60 seconds Chip mounted in center of 90mm long board, deflected 5mm so as to exert pull on chip for 10 seconds
General Note
Welwyn Components reserves the right to make changes in product specification without notice or liability. All information is subject to Welwyn's own data and is considered accurate at time of going to print. A subsidiary of TT electronics plc Issue C * 05.03
(c) Welwyn Components Limited * Bedlington, Northumberland NE22 7AA, UK Telephone: +44 (0) 1670 822181 * Facsimile: +44 (0) 1670 829465 * Email: info@welwyn-tt.com * Website: www.welwyn-tt.com
43
Metal GlazeTM General Purpose Surface Mount Power Resistors
CHP Series
CHP Power Derating Curve
120%
Welwyn Components
CHP Repetitive Surge Curve
1000
CHP 1/8, 1/2, 1
Percent Relative Power
Peak Power (watts)
100% 80% 60% 40% 20% 0%
CHP 2
100
CHP 2 CHP 1 CHP 1/2 CHP 1/8
10
30
50
70
90
110
130
150
1 0.0001 0.0010 0.0100 0.1000 1.0000
.1msec 1msec 10msec 100msec 10000msec Surge or pulse duration (seconds)
Ambient Temperature (oC)
Note: Use for repetitive pulses where the average power dissipation is not to exceed the component rating at 70C. Surge handling capacity for low-repetitive surges may be significantly greater than shown above. Contact factory for recommendations.
Physical Data
Size Code CHP1/8 CHP1/2 CHP1 CHP2 Industry Footprint 1206 2010 2512 3610 L 3.250.18 5.080.25 6.380.25 9.320.25 Dimensions (mm) W 1.450.15 2.010.15 2.010.15 2.670.15 C 0.510.25 0.7610.25 1.020.25 1.270.25
L C W
(c) Welwyn Components Limited Bedlington, Northumberland NE22 7AA, UK Telephone: +44 (0) 1670 822181 * Facsimile: +44 (0) 1670 829465 * Email: info@welwyn-tt.com * Website: www.welwyn-tt.com 44
Issue C * 05.03

▲Up To Search▲

Price & Availability of CHP

	To Download CHP Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .