2N2158

2N2137 thru 2N2146 (continued) INPUT & TRANSFER CHARACTERISTICS BASE·EMITTER VOLTAGE versus COLLECTOR CURRENT All Types 1.2 VeE:::: 2V 1.0 ~ o 2: 0.8 w '~" '>" e:i 0.6 ~ i ~ ~ 0.4 / 0.2 f . /V V ,.- DC CURRENT TRANSFER RATIO versus COLLECTOR CURRENT 100 VCE = 2V 90 \ 80 \S'" 70 'w" z~ 60 r'\. 2N2142A·2N2146A - , /.~... 50 "' /~ ~ r-.... "/ --"---r--..~~ 40 <.> '" 30 ~ ............... L20 2N2137A· 2N2141A 10 o o Ie. COLLECTOR CURRENT (AMPS) o o Ie. COLLECTOR CURRENT (AMP) 2N2152 thru 2N21 54 (GERMANIUM) S62N21 thru 2N21 58 CASE 5 (T0-36) PNP germanium power transistors for high-power, high-gain applications in high-reliability industrial equipment. MAXIMUM RATINGS Rating 2N2152 2N2153 2N2154 Symbol 2N2156 2N2157 2N2158 Unit Collector-Emitter Voltage Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Total Device Dissipation @ TC = 25°C Derate above 25°C VCEO 30 45 60 Vdc VCES 45 60 75 Vdc VCB 45 60 75 ...