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Dated : 22/03/2006
®
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
ST BDW42
NPN Silicon Planar Darlington Power Transistors
General Purpose and Low Speed Switching
Application
Absolute Maximum Ratings (Ta = 25 OC)
Parameter
Symbol
Value
Unit
Collector Emitter Voltage
VCEO
100
V
Collector Base Voltage
VCBO
100
V
Emitter Base Voltage
VEBO
5
V
Collector Current – Continuous
IC
15
A
Base Currentt
IB
0.5
A
Total Power Dissipation @ TC = 25 OC
Derate above 25 OC
PD
85
0.68
W
W/OC
Operating and Storage Junction Temperature Range
TJ, Ts
-55 to +150
O
C
Thermal Resistance, Junction to Case
RθJC
1.47
O
C/W
TO-220 Plastic Package