MRF549

Technical Characteristics

• Mounting Method

  threaded stud

• Mounting Facility Quantity

  1

• Thread Series Designator

  unc

• Overall Diameter

  0.240 inches minimum and 0.380 inches maximum

• Nominal Thread Size

  0.190 inches

• Overall Length

  1.280 inches nominal

• Special Features

  junction pattern arrangement: pnp

• Internal Configuration

  junction contact

• Features Provided

  hermetically sealed case

• Semiconductor Material

  silicon

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

  to-117a

• Maximum Operating Temp Per Measurement Point

  200.0 deg celsius junction

• Voltage Rating In Volts Per Characteristic

  80.0 minimum collector to base voltage/static/emitter open

• Current Rating Per Characteristic

  400.00 milliamperes source cutoff current maximum

• Inclosure Material

  metal

• Terminal Type And Quantity

  4 uninsulated wire lead

• Transfer Ratio

  20.0 minimum static forward current transfer ratio, common-emitter and 60.0 maximum static forward current transfer ratio, common-emitter