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DATA SHEET KBU8A~KBU8K
SILICON SINGLE-PHASE BRIDGE RECTIFIER VOLTAGE 50 to 800 Volts CURRENT 8.0 Amperes Recongnized File # E111753
FEATURES
.759(19.3)MAX
.240(6.7) .220(5.6)
KBU
Unit: inch (mm)
.933(23.7) .894(22.7)
* Ideal for printed circuit board * Reliable low cost construction utilizing molded plastic technique * High temperature soldering guaranteed: 260C/10 seconds/.375"(9.5mm) lead length at 5 lbs. (2.3kg) tension * Both normal and Pb free product are available : Normal : 80~95% Sn, 5~20% Pb Pb free: 98.5% Sn above
.220(5.6) .177(4.5)
.052(1.3) .047(1.2)
Case: Reliable low cost construction utilizing molded plastic technique Terminals: Leads solderable per MIL-STD-202, Method 208 Mounting position: Any Mounting torque: 5 in. lb. Max. Weight: 0.3 ounce, 8.0 grams
.280(7.1) .259(6.6)
.220(5.6) .181(4.6)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25Cambient temperature unless otherwise specified. Resistive or inductive load, 60Hz. For Capacitive load derate current by 20%.
PARAMETER Maximum Recurrent Peak Reverse Voltage Maximum RMS Bridge Input Voltage Maximum DC Blocking Voltage Maximum Average Forward TC=100 OC Rectified Output Current at TA=40 OC I2t Rating for fusing ( t<8.3ms) Peak Forward Surge Current single sine-wave superimposed on rated load (JEDEC method) Maximum Forward Voltage Drop per Bridge Element at 6.0A Maximum Reverse Leakage Current at Rated @ TA=25 C Dc Blocking Voltage @ TA=100OC Typical Thermal Resistance per leg (Note 2) Typical Thermal Resistance per leg (Note 3) Operating Junction and Storage Temperature Range
O
SYMBOL KBU8A KBU8B KBU8D KBU8G KBU8J KBU8K UNITS VRRM VRMS VDC IAV I2t IFSM VF IR RJA RJC TJ,TSTG
50 35 50 100 70 100 200 140 200 8.0 166 200 1.0 10 1000 18.0 3.0 -55 to + 150
O
.090(2.3) .066(1.7)
MECHANICALDATA
.1.0(25.4)MIN
.701(17.8) .661(16.8)
* Plastic material has Underwriters Laboratory Flammability Classification 94V-O
400 280 400
600 420 600
800 560 800
V V V A A 2 se c A pk V pk uA C/W
O
C
NOTES: 1. Recommended mounting position is to bolt down on heatsink with silicone thermal compound for maximum heat transfer with #6 screw. 2. Units Mounted in free air, no heatsink, P.C.B at 0.375"(9.5mm) lead length with 0.5 x 0.5"(12 x 12mm)copper pads. 3. Units Mounted on a 2.0 x 1.6" x 0.3" thick (5 x 4 x 0.8cm) AL plate.
STAD-JUL.21.2004
PAGE . 1
RATING AND CHARACTERISTIC CURVES
AVERAGE FORWARD CURRENT AMPERES
8.0
200
FORWRD SURGE CURRENT, AMPERES pk (HALF SINE-WAVE)
160
6.0
HEAT-SINK MOUNTING, TC (4 x 4 x 0.15)INCH COPPER PLATE
120
4.0
80
2.0
0.5"(12.7mm) LEAD LENGTH 60Hz RESISTIVE OR INDUCTIVE LOAD
40
0 0 50
O
100
150
0
1
2
6
10
20
40
60
100
TEMPERATURE, C
NO. OF CYCLES AT 60Hz
Fig.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT
Fig.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
100
10
INSTANTANEOUS FORWARD CURRENT, AMPERES
INSTANTANEOUS REVERSE CURRENT,uA
40 20 10 4.0 2.0 1.0
T A =100 C
1.0
O
0.1
TJ=25 OC Pulse Width = 300us 1% DULY Cycle
T A =25 O C
0.4 0.2 0.1 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4
0.01 0 20 40 60 80 100 120 140
PERCENT OF PEAK REVERE VOLTAGE,%
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
Fig.3 - TYPICAL REVERSE CHARACTERISTICS
Fig.4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS PER ELEMENT
400
CAPACITANCE, pF
100
50
O
T J =25 C f = 1MHz Visg = 50m Vp-p
10
1
5
10
50
100
REVERSE VOLTAGE, VOLTS
Fig.5 - TYPICAL JUNCTION CAPACITANCE
STAD-JUL.21.2004
PAGE . 2

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