2N1557 Datasheet, Equivalent, Cross Reference Search
Type Designator: 2N1557
Material of Transistor: Ge
Polarity: PNP
Maximum Collector Power Dissipation (Pc): 106 W
Maximum Collector-Base Voltage |Vcb|: 40 V
Maximum Collector-Emitter Voltage |Vce|: 20 V
Maximum Emitter-Base Voltage |Veb|: 20 V
Maximum Collector Current |Ic max|: 20 A
Max. Operating Junction Temperature (Tj): 110 °C
Transition Frequency (ft): 0.1 MHz
Forward Current Transfer Ratio (hFE), MIN: 50
Noise Figure, dB: -
Package: TO3
Datasheet: 2N1553 , 2N1553A , 2N1554 , 2N1554A , 2N1555 , 2N1555A , 2N1556 , 2N1556A , D209L , 2N1557A , 2N1558 , 2N1558A , 2N1559 , 2N1559A , 2N156 , 2N1560 , 2N1560A .