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BD135
BD137/BD139
NPN SILICON TRANSISTORS
s SGS-THOMSON PREFERRED SALESTYPES
DESCRIPTION
The BD135, BD137 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 the BD136 1
BD138 and BD140. 2
3
SOT-32
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Uni t
BD135 BD137 BD139
V CBO Collector-Base Voltage (IE = 0) 45 60 80 V
V CEO Collector-Emitter Voltage (I B = 0) 45 60 80 V
V EBO Emitter-Base Voltage (I C = 0) 5 V
IC Collector Current 1.5 A
I CM Collector Peak Current 3 A
IB Base Current 0.5 A
o
P t ot Total Dissipation at T c 25 C 12.5 W
P t ot Total Dissipation at T amb 25 o C 1.25 W
o
T stg Storage Temperature -65 to 150 C
o
Tj Max. O perating Junction Temperature 150 C
June 1997 1/4
BD135 / BD137 / BD139
THERMAL DATA
o
R t hj-ca se Thermal Resistance Junction-case Max 10 C/W
ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified)
Symb ol Parameter Test Cond ition s Min. Typ . Max. Un it
I CBO Collector Cut-off V CB = 30 V 0.1