Skip to content

The 2N2222A is a widely used general-purpose NPN bipolar junction transistor (BJT) in a TO-92 package. With a maximum collector current of 800 mA and a collector-emitter voltage of 75 V, it's suitable for switching and amplification in a broad range of electronic circuits.

Key Features

  • NPN Bipolar Transistor – General-purpose switching and amplification
  • TO-92 Package – Standard through-hole footprint
  • 800 mA Collector Current – Suitable for driving relays, LEDs, and small motors
  • 75 V Collector-Emitter Voltage – Handles moderate voltage applications
  • High Current Gain – hFE of 100–300

Specifications

  • Type – NPN BJT
  • Package – TO-92
  • Collector-Emitter Voltage (Vce) – 75 V
  • Collector Current (Ic) – 800 mA
  • Current Gain (hFE) – 100–300
  • Power Dissipation – 1.8 W at 25 °C

Ideal For

  • Switching circuits (relays, LEDs, motors)
  • Signal amplification
  • Arduino and microcontroller interfacing
  • General-purpose electronic projects

The 2N2222A NPN Transistor appears in the following collections:

SKU TB-ZT2298