2N2581

Technical Characteristics

• Maximum Operating Temp Per Measurement Point

  200.0 deg celsius junction

• Terminal Type And Quantity

  1 threaded stud and 2 tab, solder lug

• Inclosure Material

  metal

• Mounting Method

  threaded stud

• Electrode Internally-Electrically Connected To Case

  collector

• Mounting Facility Quantity

  1

• Nominal Thread Size

  0.190 inches

• Thread Series Designator

  unf

• Current Rating Per Characteristic

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

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

  to-36

• Specification/Standard Data

  80131-release4087 professional/industrial association specification

• Voltage Rating In Volts Per Characteristic

  400.0 maximum breakdown voltage, collector-to-base, emitter open and 400.0 maximum breakdown voltage, collector-to-emitter, base open and 5.0 maximum breakdown voltage, emitter-to-base, collector open

• Internal Configuration

  junction contact

• Special Features

  junction pattern arrangement: npn

• Overall Length

  0.520 inches maximum

• Features Provided

  hermetically sealed case

• Semiconductor Material

  silicon

• Overall Diameter

  1.250 inches maximum