KBU4A-KBU4M
Silicon Bridge Rectifiers
FEATURES
KBU
Dim
A
Min
22.80
3.70
18.90
17.60
6.55
4.50
Ø1.20
25min
4min
4.70
All Dimensions in mm
5.30
Max
23.20
4.10
19.30
18.00
6.85
4.80
Ø1.40
Rating to 1000V PRV
Surge overload rating to 150 Amperes peak
Reliable low cost construction utilizing molded
plastic technique results in inexpensive product
A1
B
B1
C
C1
E
F
F1
Lead solderable per MIL-STD-202 method 208
K
Maximum Ratings
(@TA = 25° unless otherwise specified)
C
Characteristic
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward Output current
I
F(AV)
@T
A
=50℃
Peak forward surge current
8.3ms single half-sine-wave
superimposed on rated load
I
FSM
150
A
4.0
A
Symbol
V
RRM
V
RMS
V
DC
KBU4A
50
35
50
KBU4B
100
70
100
KBU4D
200
140
200
KBU4G
400
280
400
KBU4J
600
420
600
KBU4K
800
560
800
KBU4M
1000
700
1000
UNITS
V
V
V
I²t Rating for fusing @Tj=25℃
I²t
93
A²S
Thermal Characteristics
Characteristic
Symbol
R
θJ
A
R
θJC
T
J
T
STG
KBU4A
KBU4B
KBU4D
KBU4G
19
4.0
- 55 ---- + 125
- 55 ---- + 150
℃/W
℃
℃
KBU4J
KBU4K
KBU4M
UNITS
Typical thermal resistance
Operating junction temperature range
Storage temperature range
Electrical Characteristics
(@TA = 25° unless otherwise specified)
C
Characteristic
Maximum instantaneous forward voltage
V
F
@2.0A
@4.0A
Maximum reverse current @T
A
=25
℃
at rated DC blocking voltage @T
A
=100℃
I
R
1.0
1.1
5.0
0.5
μ
A
mA
V
Symbol
KBU4A
KBU4B
KBU4D
KBU4G
KBU4J
KBU4K
KBU4M
UNITS
ht
t
p
:
//
Revision:20170701-P1
www.lgesemi
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o
m
mail:lge@lgesemi.com
KBU4A-KBU4M
Silicon Bridge Rectifiers
RATINGS AND CHARACTERISTICS CURVES
(T
A
=25
o
C unless otherwise noted)
FIG.1 MAXIMUM DERATING CURVE FOR
OUTPUT CURRENT
PEAK FORWARD SURGE CURRENT (A)
5
4
3
2
1
0
FIG. 2 MAXIMUM FORWARD SURGE CURRENT
PER LEG
300
250
200
150
100
50
0
AVERAGE FORWARD
A
CURRENT (A)
8.3ms Single
Half Sine Wave
RESISTIVE OR
INDUCTIVELOAD
WITH HEATSINK
0
20
40
60
80
100
120
140
160
1
10
NUMBER OF CYCLES AT 60 Hz
100
CASE TEMPERATURE (
o
C)
1000
INSTANTANEOUS REVERSE CURRENT (μA)
FIG. 3 TYPICAL REVERSE CHARACTERISTICS
PER LEG
100
FIG. 4 TYPICAL FORWARD CHARACTERISTICS
PER LEG
100
T
J
=125
o
C
INSTANTANEOUS FORWARD CURRENT (A)
10
10
1
T
J
=25
o
C
1
0.1
0
20
40
60
80
100
120
140
0.1
0.6
0.7
0.8
0.9
1
1.1
1.2
1.3
PERCENT OF RATED PEAK REVERSE VOLTAGE (V)
INSTANTANEOUS FORWARD VOLTAGE (V)
Device
KBU4A--KBU4M
Package
KBU
Shipping
400 Units/Box
ht
t
p
:
//
Revision:20170701-P1
www.lgesemi
.c
o
m
mail:lge@lgesemi.com
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