Transistor 2N4401 NPN General Purpose

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  • Jameco Part no.: 38421
  • Manufacturer: Major Brands
  • Manufacturer no.: 2N4401
  • HTS code: 8541210080
  • Web Exclusive
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2N4401 NPN General Purpose Amplifier

This transistor device is designed for use as a medium power amplifier and switch requiring collector currents up to 500 mA.


  • Collector-Emitter Voltage (max.): 40V
  • DC current gain (min.): 40 hFE
  • Collector current (max.): 600 mA
  • Package: TO-92
  • Formed leads, 0.1" pitch

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  • Specification Value
    Transistor PolarityNPN
    Maximum Collector Emitter Voltage40 V
    Maximum Collector Base Voltage60 V
    Minimum DC Current Gain100 @ .15A
    Power Dissipation625mW
    Maximum Collector Emitter Saturation Voltage0.95V @ 15mA @ 150mA
    Number of Elements per Chip1
    Product TypeBipolar Small Signal
    Maximum Emitter Base Voltage6V
    Maximum Base Emitter Saturation Voltage1.2V @ 50mA @ 500mA
    Maximum Operating Frequency250MHz
    Maximum Collector Current0.60A
    Minimum Operating Temperature-55°C
    Maximum Operating Temperature150°C
    MountingThrough Hole
    Width4.19 mm
    Height5.33 mm
    Length5.21 mm

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