®
BD135
BD139
NPN SILICON TRANSISTORS
s
STMicroelectronics PREFERRED
SALESTYPES
DESCRIPTION
The BD135 and BD139 are silicon epitaxial
planar NPN transistors in Jedec SOT-32 plastic
package, designed for audio amplifiers and
drivers utilizing complementary or quasi
compementary circuits.
The complementary PNP types are BD136 and
BD140 respectively.
SOT-32
3
2
1
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
CM
I
B
P
t ot
P
t ot
T
stg
T
j
Parameter
BD135
Collector-Base Voltage (I
E
= 0)
Collector-Emitter Voltage (I
B
= 0)
Emitter-Base Voltage (I
C
= 0)
Collector Current
Collector Peak Current
Base Current
Total Dissipation at T
c
≤
25
o
C
Total Dissipation at T
a mb
≤
25 C
Storage T emperature
Max. O perating Junction Temperature
o
Value
BD139
80
80
5
1.5
3
0.5
12.5
1.25
-65 to 150
150
45
45
Uni t
V
V
V
A
A
A
W
W
o
o
C
C
May 1999
1/4
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