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Contents

README

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S9012

hongjiacheng · Bipolar (BJT) · SOT-23

S9012 from hongjiacheng, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 Base input Base terminal of PNP transistor; maximum emitter-base voltage VEBO = -5.0V; base-emitter saturation voltage VBE(sat) = -1.2V at IC = -500mA, IB = -50mA.
2 Emitter passive Emitter terminal of PNP transistor; maximum emitter-base voltage VEBO = -5.0V.
3 Collector output Collector terminal of PNP transistor; maximum collector-emitter voltage VCEO = -25V; maximum collector-base voltage VCBO = -40V; maximum collector current IC = -0.5A; maximum power dissipation PC = 300mW.

Key specifications

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

CAD (KiCad official)

  • Symbol: S9012
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: s9012-etched.step / s9012-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); s9012.step / s9012.glb are the bare package body.

Provenance

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

  • Datasheet: hongjiacheng datasheet (3 pp, sha256 db8e9645e8a01f83, retrieved 2026-09-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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