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Approve Sheet Part Number: KBU4A~KBU4K
DATA SHEET KBU4A~KBU4K
SILICON SINGLE-PHASE BRIDGE RECTIFIER VOLTAGE - 50 to 800 Volts CURRENT - 4.0 Amperes Recongnized File # E111753
FEATURES
* Plastic material has Underwriters Laboratory Flammability Classification 94V-O
.780(19.8) .740(18.8)
KBU
.933(23.7) .894(22.7)
Unit: inch ( mm )
.224(5.7)
.295 (7.5)
* Ideal for printed circuit board * Reliable low cost construction utilizing molded plastic technique * Surge overload rating: 150 Amperes peak * High temperature soldering guaranteed:
~
~
R .075(1.9) (2x)
MECHANICAL DATA
Case: Reliable low cost construction utilizing molded plastic technique Terminals: Leads solderable per MIL-STD-202,
.280(7.1) .268(6.8)
.052(1.3) .047(1.2)
.138(3.5)
Method 208 Mounting position: Any Mounting torque: 5 in. lb. Max. Weight: 0.3 ounce, 8.0 grams
.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%.
1.0(25.4) MIN.
260C/10 seconds/.375"(9.5mm) lead length at 5 lbs. (2.3kg) tension
.701(17.8) .661(16.8)
KBU4A Maximum Recurrent Peak Reverse Voltage Maximum RMS Input Voltage Maximum DC Blocking Voltage Maximum Average Forward TC=100C Rectified Output Current atTA=40C I2t Rating for fusing ( t<8.3ms) Peak Forward Surge Current single sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage Drop per element at 4.0A Maximum Reverse Leakage at rated TA=25 CDc Blocking Voltage per element TC=100C Typical Thermal Resistance per leg(Note 2) RJA Typical Thermal Resistance per leg(Note 3) RJC Operating and Storage Temperature Range, TJ,TSTG 50 35 50
KBU4B 100 70 100
KBU4D 200 140 200
KBU4G 400 280 400 4.0 4.0 93
KBU4J 600 420 600
KBU4K 800 560 800
UNIT V V V A A2sec
150 1.0 10 1000 19 4 -55 to +150
Apk Vpk A A C / W C / W 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.
PAGE . 1
Approve Sheet Part Number: KBU4A~KBU4K
RATING AND CHARACTERISTIC CURVES
INSTANTANEOUS FORWARD CURRENT, AMPERES
100 40 20 10 4.0 2.0 1.0 TJ=25OC Pulse Width=300 S 1% DULY Cycle
6.0
AVERAGE FORWARD CURRENT AMPERES
HEAT-SINK MOUNTING,TC (4* 4* 0.15) INCH COPPER PLATE 4.0
2.0 MOUNTED ON PC BOARD. TA 0.5"(12.7mm) LEAD LENGTH 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 50 100 150
0.4 0.2 0.1 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4
TEMPERATURE OC
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
Fig. 1- DERATING CURVE FOR OUTPUT RECTIFIED CURRENT
Fig. 2- TYPICAL INSTANTANEOUS FORWARD CHARACTERISITCS PER ELEMENT
INSTANTANEOUS REVERSE CURRENT, MICROAMPERES
10
FPRWARD SURGE CURRENT, AMPERES pk (HALF SINE-WAVE)
150
T C =100 C 1.0
O
120
90
60 T A =105 C
O
0.1 T A =25 C
O
30
0.01 0 20 40 60 80 100 120 140
0 1 2 6 10 20 40 60 100
PERCENT OF PEAK REVERSE VOLTAGE
NO. OF CYCLES AT 62Hz
Fig. 3- TYPICAL REAK REVERSE CHARACTERISTICS
Fig. 4- MAXIMUM NON-REPETITEVE PEAK FORWARD SURGE CURRENT
400
CAPACITANCE, pF
100 Tj=25 C f=1.0MHz Vsig=50mVp-p
O
50
10
1
5
10
50
100
REVERSE VOLTAGE, VOLTS
Fig. 5- TYPICL JUNCTION CAPACITANCE PER ELEMENT
PAGE . 2

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