Datasheet

BD135
BD139
NPN SILICON TRANSISTORS
■ STMicroelectronics PREFERRED
SALESTYPES
DESCRIPTION
The BD135 and BD139 are silicon Epitaxial
Planar NPN transistors mounted in Jedec
SOT-32 plastic package, designed for audio
amplifiers and drivers utilizing complementary or
quasi-complementarycircuits.
The complementary PNP types are BD136 and
BD140 respectively.
INTERNAL SCHEMATIC DIAGRAM
September 2001
3
2
1
SOT-32
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
BD135 BD139
V
CBO
Collector-Base Voltage (I
E
=0) 45 80 V
V
CEO
Collector-Emitter Voltage (I
B
=0) 45 80 V
V
EBO
Emitter-Base Voltage (I
C
=0) 5 V
I
C
Collector Current 1.5 A
I
CM
Collector Peak Current 3 A
I
B
Base Current 0.5 A
P
tot
Total Dissipation at T
c
≤ 25
o
C
12.5 W
P
tot
Total Dissipation at T
amb
≤ 25
o
C
1.25 W
T
stg
Storage Temperature -65 to 150
o
C
T
j
Max. Operating Junction Temperature 150
o
C

Type Marking
BD135 BD135
BD135-10 BD135-10
BD135-16 BD135-16
BD139 BD139
BD139-10 BD139-10
BD139-16 BD139-16
1/4