Install this component

Paste this into Claude Code (VS Code panel, Adom editor, or terminal) to install:

Search the Adom Wiki for the library component "2N2222A" (slug: 2n2222a) at https://wiki-ufypy5dpx93o.adom.cloud/wiki/libraries/2n2222a. Pull down the KiCad symbol, footprint, and 3D model files from the wiki page's assets. Install them into my current KiCad project and register in sym-lib-table and fp-lib-table. If the page has a datasheet URL, save that too.
Manufacturer ON Semiconductor
Package TO-92
Pins 3 pins (BJT)
LCSC C118536
Type NPN bipolar junction transistor
Max Collector-Emitter Voltage (VCEO) 40V
Max Collector Current (IC) 800mA
DC Current Gain (hFE) 100–300 @ IC=150mA

Library View

Interactive symbol, footprint, and 3D model — hover pins for cross-highlighting.

SymbolGenerated Generated from pin data (KiCad symbol Transistor_BJT/PN2222A is extends-based)
FootprintKiCad KiCad standard library: Package_TO_SOT_THT/TO-92_Inline
3DGenerated Generated pad visualization (Babylon.js)

Breakout Board

Auto-generated breakout molecule for 2N2222A — all pins brought to 2mm-pitch headers with 4 corner machine pins on 8mm grid.

Pricing & Availability

Specifications

TypeNPN bipolar junction transistor
Max Collector-Emitter Voltage (VCEO)40V
Max Collector Current (IC)800mA
DC Current Gain (hFE)100–300 @ IC=150mA
Transition Frequency (fT)300MHz
Max Power Dissipation625mW
PackageTO-92

Pin Configuration

BJT
PinNameGroupFunction
BJT — NPN general-purpose transistor
1EBJTEmitter
2BBJTBase
3CBJTCollector

AI Skill Technical Reference

Edit AI Skill

2N2222A — NPN general-purpose transistor, 40V, 800mA, TO-92

Manufacturer: ON Semiconductor Package: TO-92 LCSC: C118536

Description

The 2N2222A is one of the most common NPN bipolar transistors. Rated at 40V and 800mA with 300MHz transition frequency. Used for switching and amplification in countless electronic circuits.

Electrical Specifications

  • Type: NPN bipolar junction transistor
  • Max Collector-Emitter Voltage (VCEO): 40V
  • Max Collector Current (IC): 800mA
  • DC Current Gain (hFE): 100–300 @ IC=150mA
  • Transition Frequency (fT): 300MHz
  • Max Power Dissipation: 625mW
  • Package: TO-92

Pin Configuration

Package: TO-92

  • Pin 1: E — Emitter
  • Pin 2: B — Base
  • Pin 3: C — Collector

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0 revisions · Updated 2026-03-02 17:31:36