2N1157A

Technical Characteristics

• Mounting Method

  threaded stud

• Mounting Facility Quantity

  1

• Voltage Rating In Volts Per Characteristic

  80.0 maximum breakdown voltage, collector-to-base, emitter open and 80.0 maximum breakdown voltage, collector-to-emitter, base open and 28.0 maximum breakdown voltage, emitter-to-base, collector open

• Maximum Operating Temp Per Measurement Point

  100.0 deg celsius junction

• Thread Series Designator

  unf

• Special Features

  junction pattern arrangement: pnp

• Internal Configuration

  junction contact

• Terminal Type And Quantity

  3 tab, solder lug

• Specification/Standard Data

  80131-release2507 professional/industrial association specification

• Features Provided

  hermetically sealed case

• Power Rating Per Characteristic

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

• Semiconductor Material

  germanium

• Current Rating Per Characteristic

  6.00 amperes source cutoff current minimum and 40.00 amperes source cutoff current maximum

• Inclosure Material

  metal

• Nominal Thread Size

  0.250 inches

• Overall Length

  0.390 inches nominal

• Overall Diameter

  1.110 inches maximum