2N78

Technical Characteristics

• Current Rating Per Characteristic

  20.00 milliamperes source cutoff current maximum

• Terminal Type And Quantity

  3 uninsulated wire lead

• Mounting Method

  terminal

• Overall Length

  0.320 inches maximum

• Electrode Internally-Electrically Connected To Case

  anode

• Internal Configuration

  junction contact

• Voltage Rating In Volts Per Characteristic

  20.0 maximum breakdown voltage, collector-to-base, emitter open and 20.0 maximum breakdown voltage, collector-to-emitter, base open and 5.0 maximum emitter to base voltage, static, collector open

• Overall Diameter

  0.530 inches maximum

• Inclosure Material

  metal

• Semiconductor Material

  germanium

• Power Rating Per Characteristic

  65.0 milliwatts small-signal input power, common-collector preset

• Terminal Length

  1.500 inches minimum

• Terminal Circle Diameter

  0.192 inches nominal

• Features Provided

  hermetically sealed case

• Special Features

  junction pattern arrangement: npn