2N1428

Technical Characteristics

• Terminal Type And Quantity

  3 uninsulated wire lead

• Maximum Operating Temp Per Measurement Point

  165.0 deg celsius junction

• Transfer Ratio

  25.0 nominal small-signal short-circuit forward current transfer ratio,common-emitter

• Current Rating Per Characteristic

  50.00 milliamperes maximum collector current,dc

• Voltage Rating In Volts Per Characteristic

  6.0 maximum breakdown voltage,collector-to-base,emitter open and 6.0 maximum breakdown voltage,collector-to-emitter,base open

• Semiconductor Material

  silicon

• Internal Junction Configuration

  npn

• Joint Electronic Device Engineering Council/Jedec/Case Outline Designation

  to-1

• Internal Configuration

  junction contact

• Power Rating Per Characteristic

  100.0 milliwatts maximum collector power dissipation

• Mounting Method

  terminal

• Overall Diameter

  0.240 inches maximum

• Terminal Length

  1.500 inches minimum

• Overall Length

  0.410 inches maximum

• Inclosure Material

  plastic