2SB428 Datasheet and Replacement

   Type Designator: 2SB428
   Material of Transistor: Ge
   Polarity: PNP
   Maximum Collector Power Dissipation (Pc): 0.225 W
   Maximum Collector-Base Voltage |Vcb|: 45 V
   Maximum Collector-Emitter Voltage |Vce|: 30 V
   Maximum Emitter-Base Voltage |Veb|: 15 V
   Maximum Collector Current |Ic max|: 0.5 A
   Max. Operating Junction Temperature (Tj): 75 °C
   Transition Frequency (ft): 0.4 MHz
   Forward Current Transfer Ratio (hFE), MIN: 90
   Noise Figure, dB: -
   Package: TO5
      - BJT Cross-Reference Search