- Type Designator: BC157
- Material of Transistor: Si
- Polarity: PNP
- Maximum Collector Power Dissipation (Pc): 0.3 W
- Maximum Collector-Base Voltage |Vcb|: 50 V
- Maximum Collector-Emitter Voltage |Vce|: 45 V
- Maximum Emitter-Base Voltage |Veb|: 5 V
- Maximum Collector Current |Ic max|: 0.1 A
- Max. Operating Junction Temperature (Tj): 125 ?C
- Transition Frequency (ft): 130 MHz
- Collector Capacitance (Cc): 6 pF
- Forward Current Transfer Ratio (hFE), MIN: 70
- Noise Figure, dB: –
- Package: TO18