BF173

Technical Characteristics

• Mounting Method

  terminal

• Overall Diameter

  0.209 inches minimum and 0.230 inches maximum

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

  to-72

• Internal Configuration

  junction contact

• Special Features

  junction pattern arrangement: npn

• Features Provided

  hermetically sealed case

• Semiconductor Material

  silicon

• Power Rating Per Characteristic

  260.0 milliwatts small-signal input power, common-collector minimum

• Terminal Length

  0.500 inches minimum

• Voltage Rating In Volts Per Characteristic

  25.0 maximum breakdown voltage, collector-to-emitter, base open and 40.0 maximum breakdown voltage, collector-to-base, emitter open and 4.0 maximum breakdown voltage, emitter-to-base, collector open

• Maximum Operating Temp Per Measurement Point

  200.0 deg celsius junction

• Current Rating Per Characteristic

  25.00 milliamperes source cutoff current maximum

• Inclosure Material

  metal

• Terminal Type And Quantity

  4 uninsulated wire lead

• Overall Length

  0.170 inches minimum and 0.210 inches maximum

• End Item Identification

  hull obrp 03950

• Terminal Circle Diameter

  0.100 inches nominal