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Dated : 20/06/2003
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
BA157 THRU BA159
FAST SILICON RECTIFIERS
Reverse Voltage – 400 to 1000 Volts
Forward Current – 1.0 Ampere
Features
•Low forward voltage
•High current capability
•Low leakage current
•High surge capability
•Low cost
Absolute Maximum Ratings (Ta = 25
oC)
Symbol
Value
Unit
Repetitive Peak Reverse Voltage
BA157
BA158
BA159
VRRM
VRRM
VRRM
400
600
1000
V
V
V
Average Rectified Current at Tamb=50
oC
Io
1
1)
A
Surge Forward Current, Half Cycle 50Hz, starting from Tj=25
oCI
FSM
35
A
Junction Temperature
Tj
125
OC
Operating and Storage Temperature Range
TS
-65 to +125
OC
1) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.