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2N178 - PNP germanium power transistors

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Part number 2N178
Manufacturer Motorola
File Size 143.88 KB
Description PNP germanium power transistors
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2N 178 (GERMANIUM) 2N554 2N555 ~ PNP germanium power transistor for non-critical power amplifier and power switching applications re- CASE 11 (TO-3) quiring economical components. 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 30 16 30 Vdc 30 15 30 Vdc 20 15 15 Vdc 3.0 Adc 10 Watts -40 to +90 °c 50 POWER-TEMPERATURE DERATING CURVE 1. 1 ""' "- ,1' r o :0 IU I 10 o TC. CASE TEMPERATURE (OC) 2N178, 2N555 SAFE OPERATING AREAS. •5 _An •5 • POWER DISSIPATION AT 3D~ TEMPERATURE • 2N554 3 2 I ........ ' H ZN17.
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