AC121-4 Datasheet and Replacement

   Type Designator: AC121-4
   Material of Transistor: Ge
   Polarity: PNP
   Maximum Collector Power Dissipation (Pc): 0.9 W
   Maximum Collector-Base Voltage |Vcb|: 20 V
   Maximum Collector-Emitter Voltage |Vce|: 20 V
   Maximum Emitter-Base Voltage |Veb|: 10 V
   Maximum Collector Current |Ic max|: 0.3 A
   Max. Operating Junction Temperature (Tj): 90 °C
   Transition Frequency (ft): 1 MHz
   Collector Capacitance (Cc): 40 pF
   Forward Current Transfer Ratio (hFE), MIN: 30
   Noise Figure, dB: -
   Package: TO1
     - BJT ⓘ Cross-Reference Search