Datasheet Summary
2N 178 (GERMANIUM)
2N554
~ PNP germanium power transistor for non-critical power amplifier and power switching applications re-
CASE 11 (TO-3) quiring economical ponents.
MAXIMUM RATINGS
Rating
Symbol
2N:178 2N554 2N555 Unit
Collector-Emitter Voltage
Collector-Base Voltage Emitter-Base Voltage Collector Current
Total Device ,Dissipation @ TC = BO°C
Operating and Storage Junction Temperature Range
VCER VCB VEB
Ie
PD TJ , Tstg
Vdc
Vdc
Vdc
Adc
Watts
-40 to +90
°c
POWER-TEMPERATURE DERATING CURVE
1.
""' "-
,1' r o
:0
10 o
TC. CASE TEMPERATURE (OC)
2N178,...
