K B U 4 A
THRU
KBU 4 M
4 Amp Single Phase
Bridge Rectifier
50 to 1000 Volts
KBU
Features
• Low Leakage and Low Forward Voltage
• Silver Plated Copper Leads
• Any Mounting Position
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .895 .935 22.7 23.7
B .600 .700 16.8 17.8
C .740 .780 18.8 19.8 NOM
D.15∅ x .23L 3.8∅ x 5.7L HOLE
E --- .300 --- 7.5 NOM
F .100 -- 25.4 ---
J .268 .280 6.8 7.1
K --- .140 --- 5.3 NOM
L .180 .220 4.6 5.6 3PL
Maximum Ratings
• Operating Temperature: -55°C to +150°C
• Storage Temperature: -55°C to +150°C
Microsemi
Catalog
Number
Device
Marking
Maximum
Recurrent
Peak Reverse
Voltage
Maximum
RMS
Voltage
Maximum
DC
Blocking
Voltage
KBU4A KBU4A 50V 35V 50V
KBU4B KBU4B 100V 70V 100V
KBU4D KBU4D 200V 140V 200V
KBU4G KBU4G 400V 280V 400V
KBU4J KBU4J 600V 420V 600V
KBU4K KBU4K 800V 560V 800V
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current
IF(AV) 4 A Tc= 100°C
Peak Forward Surge
Current
IFSM 150A 8.3ms, half sine
Maximum Forward
Voltage Drop Per
Element
VF1.0V IFM = 2.0A;
TJ= 25°C (Note 2)
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
IR10µA
100mA
TA = 25°C
Tc = 100°C
A
BC
D
E
F
G
J
K
L
A
+
-C
KBU4M KBU4M 1000V 700V 1000V
Revision: 4 2008/01/30
omponent
20736 Marilla Street Chatsworth
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• Lead Free Finish/RoHS Compliant (NOTE 1)("P" Suffix
designates RoHS Compliant. See ordering information)
DIMENSIONS
• Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0 and MSL Rating 1
Notes: 1. High Temperature Solder Exemption Applied, see EU Directive Annex Notes 7
2. Pulse Test: Pulse Width 300usec, Duty Cycle 1%
• UL Recognized File # E165989
KBU4A thru KBU4M
Instantaneous Forward Current - Amperes versus
Instantaneous Forward Voltage - Volts
Average Forward Rectified Current - Amperes versus
Ambient Temperature - °C
Figure 3
Forward Derating Curve
40 60 100 120 140
20
0
1
2
3
Single Phase, Half Wave
60Hz Resistive or Inductive Load
Amps
°C
80
4
5
6
Figure 1
Typical Forward Characteristics
Volts
4
6
20
10
Amps
.2 1.2
.4 .6 .8 1.0
.01
.02
.04
.06
.1
.2
.4
.6
1
2
25°
40
60
100
1.
3
Figure 2
Typical Reverse Characteristics
Instantaneous Reverse Leakage Current - MicroAmperes versus
Percent Of Rated Peak Reverse Voltage - Volts
Volts
.4
.6
2
1
uAmps
20 120
40 60 80 100
.001
.002
.00
4
.006
.01
.02
.04
.06
.1
.2
4
6
10
140
T =25°C
T
c=100°
C
Revision: 4 2008/01/30
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Revision: 4 2008/01/30
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Micro Commercial Components
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products are represented on our website, harmless against all damages.
***APPLICATIONS DISCLAIMER***
***IMPORTANT NOTICE***
Aerospace or Military Applications.
Products offer by Micro Commercial Components Corp .are not intended for use in Medical,
Micro Commercial Components Corp .reserves the right to make changes without further notice to any
product herein to make corrections, modifications , enhancements , improvements , or other changes .
Micro Commercial Components Corp .does not assume any liability arising out of the application or
use of any product described herein; neither does it convey any license under its patent rights ,nor
the rights of others . The user of products in such applications shall assume all risks of such use
and will agree to hold Micro Commercial Components Corp .and all the companies whose
Ordering Information
Device Packing
(Part Number)-BP Bulk;15pcs/Tube
