U421

Technical Characteristics

• Current Rating Per Characteristic

  10.00 microamperes maximum gate current all transistor and 10.00 milliamperes maximum forward gate current all transistor

• Mounting Method

  terminal

• Terminal Circle Diameter

  0.200 inches nominal

• Overall Diameter

  0.335 inches minimum and 0.370 inches maximum

• Terminal Type And Quantity

  8 uninsulated wire lead

• Voltage Rating In Volts Per Characteristic

  40.0 nominal breakdown voltage, gate-to-source, with all other terminals short-circuited to source all transistor and 4.5 maximum gate to source cutoff voltage all transistor

• Semiconductor Material

  silicon all transistor

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

  to-78

• Terminal Length

  0.500 inches minimum

• Component Name And Quantity

  2 transistor

• Maximum Operating Temp Per Measurement Point

  150.0 deg celsius junction

• Inclosure Material

  metal

• Power Rating Per Characteristic

  40.0 milliwatts maximum total device dissipation all transistor

• Overall Length

  0.165 inches minimum and 0.185 inches maximum