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MMBT2222AX

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Shenzhen JingYang Bipolar (BJT), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Generated by kicad-footprint-generator · KiCad file format 20260206
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mmbt2222ax-hero.glb mmbt2222ax: hero GLB from the etched model (keeps the MPN mark) · Ray 28d ago
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MMBT2222AX

Shenzhen JingYang · Bipolar (BJT) · SOT-23

MMBT2222AX from Shenzhen JingYang, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 BASE input Base of the NPN transistor; VEBO max 6 V, with IEBO max 0.1 μA at VEB=3V.
2 EMITTER passive Emitter of the NPN transistor; VCEO 40 V and continuous collector current 0.6 A flow out through this pin.
3 COLLECTOR passive Collector of the NPN transistor; VCBO 75 V, VCEO 40 V, continuous IC 0.6 A, PC 0.25 W.

Key specifications

Parameter Value
Manufacturer Shenzhen JingYang
Package SOT-23
Category Transistors/Thyristors
Pins 3

CAD (KiCad official)

  • Symbol: MMBT2222AX
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: mmbt2222ax-etched.step / mmbt2222ax-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mmbt2222ax.step / mmbt2222ax.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Shenzhen JingYang datasheet (4 pp, sha256 9f27147771444f34, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF