251B1

Technical Characteristics

• Mounting Method

  threaded stud

• Electrode Internally-Electrically Connected To Case

  collector

• Current Rating Per Characteristic

  -4.00 amperes source cutoff current minimum and -15.00 amperes source cutoff current maximum

• Mounting Facility Quantity

  1

• Nominal Thread Size

  0.190 inches

• Thread Series Designator

  unf

• Maximum Operating Temp Per Measurement Point

  95.0 deg celsius junction

• Internal Configuration

  junction contact

• Power Rating Per Characteristic

  20.0 watts small-signal input power, common-collector minimum

• Overall Length

  0.520 inches maximum

• Features Provided

  hermetically sealed case

• Terminal Type And Quantity

  2 tab, solder lug and 1 case

• Voltage Rating In Volts Per Characteristic

  -60.0 maximum breakdown voltage, collector-to-emitter, base open and -80.0 maximum breakdown voltage, collector-to-base, emitter open and -60.0 maximum breakdown voltage, emitter-to-base, collector open

• Overall Diameter

  1.250 inches maximum

• Semiconductor Material

  germanium

• Inclosure Material

  metal

• Internal Junction Configuration

  pnp