- 498 -
REV.1 Oct.-2003
KBU401G THRU KBU407G
Single Phase 4.0 AMPS. Glass Passivated Bridge Rectifiers
Voltage Range
50 to 1000 Volts
Current
4.0 Amperes
Features
UL Recognized File # E-96005
Glass passivated junction
Ideal for printed circuit board
Reliable low cost construction
Plastic material has Underwriters
Laboratory Flammability Classification
94V-0
Surge overload rating to 150 amperes
peak
High temperature soldering guaranteed:
260
o
C / 10 seconds / .375", (9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Weight: 0. 3 ounce, 8.0 grams
Mounting torque: 5 in. lbs. Max.
KBU
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25
+
ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Symbol KBU
401G
KBU
402G
KBU
403G
KBU
404G
KBU
405G
KBU
406G
KBU
407G
Units
Maximum Recurrent Peak Reverse Voltage
V
RRM
50
100
200
400
600
800 1000
V
Maximum RMS Voltage
V
RMS
35
70
140
280
420
560
700
V
Maximum DC Blocking Voltage
V
DC
50
100
200
400
600
800 1000
V
Maximum Average Forward Rectified Current
@T
A
= 50
+
I
(AV)
4.0
A
Peak Forward Surge Current, 8.3 ms Single
Half Sne-wave Superimposed on Rated Load
(JEDEC method )
I
FSM
150
A
Maximum Instantaneous Forward Voltage
@ 4.0A
V
F
1.0
V
Maximum DC Reverse Current @ T
A
=25
+
at Rated DC Blocking Voltage @ T
A
=125
+
I
R
5.0
500
uA
uA
Typical thermal resistance (Note 1)
(Note 2)
R
JA
R
JL
19
4.0
+
/W
Operating Temperature Range
T
J
-55 to +150
+
Storage Temperature Range
T
STG
-55 to + 150
+
Note: 1. Units Mounted on P.C.B. with 0.5 x 0.5" (12 x 12mm) Copper Pads and 0.375" (9.5mm)
Lead Length.
2. Units Mounted on a 2.0 x 1.6 x 0.3" Thick (5 x 4 x 0.8cm) Al. Plate.
- 499-
RATINGS AND CHARACTERISTIC CURVES (KBU401G THRU KBU407G)
FIG.4- TYPICAL REVERSE CHARACTERISTICS
PER BRIDGE ELEMENT
INST
ANT
ANEOUS
REVERSE
CURRENT
.(
A
)
0
20
40
60
80
100
120
140
0.1
1
10
100
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
TJ=125 C
0
TJ=25 C
0
FIG.3- TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS PER BRIDGE ELEMENT
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
.
(A)
.7
.6
.8
1.0
.9
1.1
1.2
1.3
0.1
0.4
4.0
40
2.0
20
0.2
1.0
10
100
INSTANTANEOUS FORWARD VOLTAGE. (V)
Tj=125 C
0
8.3ms Single Half Sine Wave
FIG.1- MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT PER BRIDGE ELEMENT
PEAK
FOR
W
ARD
SURGE
CURRENT
.
(A)
10
5
2
1
50
20
100
25
125
75
150
50
100
175
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half Sine Wave
FIG.2- MAXIMUM FORWARD CURRENT DERATING
CURVE
A
VERAGE
FOR
W
ARD
CURRENT
.
(A)
50
0
100
150
0
3
2
1
4
5
AMBIENT TEMPERATURE. ( C)
o
MOUNTED ON 4X4 INCH
COPPER PC BOARD
0.5"(12.7mm) LEAD LENGTH
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