Dated : 07/10/2003
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
KBU6A THRU KBU6M
SINGLE-PHASE BRIDGE RECTIFIERS
Reverse Voltage – 50 to 1000 Volts
Forward Current – 6.0 Amperes
Features
• Plastic material used carries Underwriters Laboratory
Flammability Classification 94V-0
• High case dielectric strength of 1500 VRMS
• Ideal for printed circuit boards
• High surge current capability
• High temperature soldering guaranteed:
250oC/10 seconds, 0.375 (9.5mm) lead length,
51bs. (2.3kg) tension
Mechanical Data
• Case: Molded plastic body
• Terminals: Plated leads solderable per MIL-STD-750,
Method 2026
• Mounting Position: Any (Note 1)
• Weight: 0.3 ounce, 8.0 grams
Absolute Maximum Ratings and Characteristics @ 25 ℃ unless otherwise specified.
Symbols KBU
6A
KBU
6B
KBU
6D
KBU
6G
KBU
6J
KBU
6K
KBU
6M
Units
Maximum repetitive peak reverse voltage
VRRM
50
100
200
400
600
800
1000
V
Maximum RMS voltage
VRMS
35
70
140
280
420
560
700
V
Maximum DC blocking voltage
VCD
50
100
200
400
600
800
1000
V
Maximum average forward TC = 100
OC (Note 1,2)
rectified output current at
TA = 40
OC (Note 3)
IF(AV)
6
6
A
Peak forward surge current single sine-wave
superimposed on rated load (JEDEC Method) TJ = 150
OC
IFSM
250
A
Maximum instantaneous forward voltage drop per leg
at 6A
VF
1
V
Maximum DC reverse current
TA = 25
OC
at rated DC blocking voltage per leg TA = 125
OC
IR
5
1
µA
mA
Typical thermal resistance per leg (Note 2)
RθJA
RθJC
8.6
3.1
OC/W
Operating junction and storage temperature range
TJ ,TS
-50 to +150
OC
Notes: (1). Recommended mounted position is to bolt down on heatsink with silicone thermal compound for maximum
heat transfer with #6 screw.
(2). Thermal resistance from junction to ambient with units in free air, P.C.B. mounted on 0.5x0.5” (12x12mm)
copper pads, 0.375” (9.5mm) lead length.
(3). Thermal resistance from junction to case with units mounted on a 2.6x1.4x0.06” thick (6.5x3.5x15 cm) Al.
Plate