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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)
BD135T / BD137T / BD139T
NPN SILICON EPITAXIAL POWER
TRANSISTOR
These devices are designed as Audio Amplifier
and Drivers Utilizing.
•
TO-126 Plastic Package
Absolute Maximum Ratings (Ta=25 OC)
Value
Parameter
Symbol
BD135T BD137T BD139T
Unit
Collector Emitter Voltage
VCEO
45
60
80
V
Collector Emitter Voltage ( RBE = 1 KΩ)
VCER
45
60
100
V
Collector Base Voltage
VCBO
45
60
100
V
Emitter Base Voltage
VEBO
5
V
Collector Current - Continuous
Collector Current - Peak
1)
IC
ICM
1.5
2
A
Base Current - Continuous
IB
0.5
A
Total Power Dissipation @ TA=25 OC
Derate above 25 OC
PD
1.25
10
W
mW/ OC
Total Power Dissipation @ TC=25 OC
Derate above 25 OC
PD
12.5
100
W
mW/ OC
Total Power Dissipation @ TC=70 OC
PD
8
W
Operating and Storage Junction Temperature Range
TJ, Ts
-55 to +150
O
C
Thermal Resistance, Junction to Ambient
R
θJA
100
O
C/W
Thermal Resistance, Junction to Case
R
θJC
10
O
C/W
E
B
C