2SC1957 Transistor
Polarity: NPN
Maximum Collector Power Dissipation (Pc): 0.75 W
Maximum Collector-Base Voltage |Vcb|: 75 V
Maximum Collector-Emitter Voltage |Vce|: 40 V
Maximum Emitter-Base Voltage |Veb|: 4 V
Maximum Collector Current |Ic max|: 1 A
Max. Operating Junction Temperature (Tj): 150 °C
Transition Frequency (ft): 125 MHz
Collector Capacitance (Cc): 28 pF
Forward Current Transfer Ratio (hFE), MIN: 90