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Contents

README

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SI2301A

UMW · MOSFETs · SOT-23

SI2301A from UMW, 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 G input Gate input, ±12V rated, with gate-source leakage current of ±100nA maximum at VDS=0V, VGS=±8V.
2 S passive Source terminal with integrated body diode; maximum continuous source-drain diode current of -0.72A.
3 D passive Drain terminal, rated for -20V VDS maximum with continuous drain current of -2.8A and on-state resistance RDS(ON) <0.08Ω at VGS=-4.5V.

Key specifications

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

CAD (KiCad official)

  • Symbol: SI2301A
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: si2301a-etched.step / si2301a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); si2301a.step / si2301a.glb are the bare package body.

Provenance

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

  • Datasheet: UMW datasheet (6 pp, sha256 4750ec752e6044e8, retrieved 2026-09-21, 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