P a r t N u mb e r : KB U4 A~ KB U4 K
Approve Sheet
DATA SHEET
KBU4 A~ KBU4 K
SILICON SINGLE-PHASE BRIDGE RECTIFIER
VOLTAGE - 50 to 800 Volts CURRENT - 4.0 Amperes
Recongnized File # E111753
FEATURES
KBU
Unit: inch ( mm )
(
)
)
.933 23.7
(
.894 22.7
• Plastic material has Underwriters Laboratory
Flammability Classification 94V-O
• Ideal for printed circuit board
• Reliable low cost construction utilizing molded plastic technique
• Surge overload rating: 150 Amperes peak
~
~
• High temperature soldering guaranteed:
260°C/10 seconds/.375"(9.5mm) lead length at 5 lbs. (2.3kg) tension
(
) ( )
R .075 1.9 2x
MECHANICAL DATA
Case: Reliable low cost construction utilizing
molded plastic technique
(
)
.052 1.3
(
.047 1.2
)
Terminals: Leads solderable per MIL-STD-202,
Method 208
(
)
)
.220 5.6
(
.181 4.6
Mounting position: Any
Mounting torque: 5 in. lb. Max.
Weight: 0.3 ounce, 8.0 grams
MAXIMUMRATINGSANDELECTRICALCHARACTERISTICS
Rating at 25°Cambient temperature unless otherwise specified. Resistive or inductive load, 60Hz.
For Capacitive load derate current by 20%.
UNIT
KBU4A
50
KBU4B
100
KBU4D KBU4G KBU4J
KBU4K
800
200
140
200
400
280
400
600
420
600
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Input Voltage
V
35
50
70
560
800
V
V
100
Maximum DC Blocking Voltage
Maximum Average Forward TC=100°C
Rectified Output Current atTA=40°C
4.0
4.0
A
I2t Rating for fusing ( t<8.3ms)
A2sec
93
Peak Forward Surge Current single sine-wave superimposed on rated load
(JEDEC method)
150
1.0
Apk
Vpk
Maximum Instantaneous Forward Voltage Drop per element at 4.0A
µA
µA
Maximum Reverse Leakage at rated TA=25°
CDc Blocking Voltage per element TC=100°C
10
1000
°C / W
°C / W
°C
Typical Thermal Resistance per leg(Note 2) RθJA
Typical Thermal Resistance per leg(Note 3) RθJC
Operating and Storage Temperature Range, TJ,TSTG
19
4
-55 to +150
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.
P AGE . 1