2N1937

Technical Characteristics

• Terminal Type And Quantity

  2 tab, solder lug and 1 wire hook

• Semiconductor Material

  silicon

• Nominal Thread Size

  0.312 inches

• Power Rating Per Characteristic

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

• Maximum Operating Temp Per Measurement Point

  200.0 deg celsius junction

• Specification/Standard Data

  80131-release4129 professional/industrial association specification

• Current Rating Per Characteristic

  20.00 amperes source cutoff current maximum and 10.00 amperes source cutoff current minimum

• Inclosure Material

  metal

• Special Features

  weapon system essential; junction pattern arrangement: npn

• Mounting Method

  threaded stud

• Electrode Internally-Electrically Connected To Case

  collector

• Mounting Facility Quantity

  1

• Thread Series Designator

  unf

• Overall Length

  0.480 inches minimum and 0.535 inches maximum

• Criticality Code Justification

  feat

• Overall Width Across Flats

  0.855 inches minimum and 0.875 inches maximum

• Voltage Rating In Volts Per Characteristic

  6.0 maximum breakdown voltage, emitter-to-base, collector open and 125.0 maximum breakdown voltage, collector-to-base, emitter open and 80.0 maximum breakdown voltage, collector-to-emitter, base open

• Internal Configuration

  junction contact

• Features Provided

  hermetically sealed case

• Overall Diameter

  0.745 inches minimum and 0.775 inches maximum