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Contents

README

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BAS40

hongjiacheng · Schottky Diodes · SOT-23

BAS40 from hongjiacheng, 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 A passive Anode of the single Schottky diode (BAS40 variant), rated for VR 40V and IF(AV) 0.2A.
2 NC unconnected No internal connection on the single-diode BAS40 variant per the function diagram.
3 K passive Cathode of the single Schottky diode (BAS40 variant), rated for VR 40V and IF(AV) 0.2A.

Key specifications

Parameter Value
Manufacturer hongjiacheng
Package SOT-23
Category Diodes
Pins 3

CAD (KiCad official)

  • Symbol: BAS40
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: bas40-etched.step / bas40-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bas40.step / bas40.glb are the bare package body.

Provenance

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

  • Datasheet: hongjiacheng datasheet (3 pp, sha256 23ca89808cda7984, 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