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2N2939 PDF Specs and Replacement

   Type Designator: 2N2939
   Material of Transistor: Si
   Polarity: NPN

Absolute Maximum Ratings

   Maximum Collector Power Dissipation (Pc): 0.8 W
   Maximum Collector-Base Voltage |Vcb|: 75 V
   Maximum Collector-Emitter Voltage |Vce|: 60 V
   Maximum Collector Current |Ic max|: 1 A
   Max. Operating Junction Temperature (Tj): 200 °C

Electrical Characteristics

   Transition Frequency (ft): 150 MHz
   Collector Capacitance (Cc): 12 pF
   Forward Current Transfer Ratio (hFE), MIN: 60
   Noise Figure, dB: -
   Package: TO5
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