2N4128

Technical Characteristics

• Mounting Method

  threaded stud

• Mounting Facility Quantity

  1

• Power Rating Per Characteristic

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

• Thread Series Designator

  unc

• Specification/Standard Data

  80131-release5265 professional/industrial association specification

• Overall Length

  0.380 inches maximum

• Voltage Rating In Volts Per Characteristic

  40.0 maximum breakdown voltage, collector-to-emitter, base open and 60.0 maximum breakdown voltage, collector-to-base, emitter open and 4.0 maximum breakdown voltage, emitter-to-base, collector open

• Internal Configuration

  junction contact

• Special Features

  junction pattern arrangement: npn

• Features Provided

  hermetically sealed case

• Overall Diameter

  0.375 inches maximum

• Semiconductor Material

  silicon

• Nominal Thread Size

  0.164 inches

• Terminal Type And Quantity

  4 ribbon

• Maximum Operating Temp Per Measurement Point

  200.0 deg celsius junction

• Current Rating Per Characteristic

  1.00 amperes source cutoff current minimum and 4.00 amperes source cutoff current maximum

• Inclosure Material

  metal