ST44R4

Technical Characteristics

• Overall Length

  0.615 inches maximum

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

  to-220

• Mounting Facility Quantity

  1

• Overall Width

  0.420 inches maximum

• Voltage Rating In Volts Per Characteristic

  400.0 maximum collector to emitter reverse voltage, with base short-circuited to emitter and 300.0 maximum collector to base voltage/static/emitter open and 5.0 maximum emitter to base voltage, static, collector open

• Internal Configuration

  junction contact

• Special Features

  junction pattern arrangement: npn

• Transfer Ratio

  175.0 maximum static forward current transfer ratio, common-emitter

• Current Rating Per Characteristic

  2.00 amperes source cutoff current maximum and 0.50 amperes source cutoff current minimum

• Power Rating Per Characteristic

  2.1 watts small-signal input power, common-collector preset

• Semiconductor Material

  silicon

• Inclosure Material

  plastic

• Overall Height

  0.190 inches maximum

• Maximum Operating Temp Per Measurement Point

  150.0 deg celsius junction

• Mounting Method

  unthreaded hole

• Terminal Type And Quantity

  3 pin