Document
BC174 BC171 BC172
CASE 29-02, STYLE 17 TO-92 (TO-226AA)
AMPLIFIER TRANSISTORS
NPN SILICON
Refer to BC546 for graphs.
MAXIMUM RATINGS
Rating
Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current - Continuous
@Total Device Dissipation T/\ = 25°C
Derate above 25°C
@Total Device Dissipation Tc = 25°C
Derate above 25°C Operating and Storage Junction
Temperature Range
THERMAL CHARACTERISTICS
Characteristic Thermal Resistance, Junction to Case Thermal Resistance, Junction to Ambient
Symbol
VCEO VCBO VEBO
ic
PD
pd
Tj, T s tg
Symbol
Rwc
Rfljc
BC BC BC 174 171 172 65 45 25 80 50 30
6.0
100 350
2.8 1.0 8.0
-55 to +150
Max
125 357
Unit
Vdc Vdc Vdc mAdc
mW
mW/°C
Watt
mW/°C
°c
Unit
°C/W °c/w
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
Characteristic
Type
Symbol
OFF CHARACTERISTICS
Collector-Emitter Breakdown Voltage dC = 1 mA, Ib = 0)
BC174 BC171 BC172
V(BR)CE0
Emitter-Base Breakdown Voltage E(l = 10uA, Ic = 0)
BC171 BC172 .