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docs irf9540ns: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
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irf9540ns-etched.glb irf9540ns: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
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irf9540ns-hero.glb irf9540ns: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
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README.md Publish 0.1.0 · Ray 1mo ago

IRF9540NS

Minos · MOSFETs · TO-263

IRF9540NS from Minos, in a TO-263. 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 G input Gate; P-channel gate drive with VGS rated +/-20 V and threshold VGS(th) of -1.0 to -3.0 V at ID=-250µA.
2 D passive Drain, the center lead (shown trimmed in the package drawing) and the mounting tab; VDSS -110 V, continuous ID -35 A at Tc=25℃, pulsed IDM -120 A.
3 S passive Source; body-diode continuous current ISD is -35 A and pulsed ISDM is -140 A.

Key specifications

Parameter Value
Manufacturer Minos
Package TO-263
Category Transistors/Thyristors
Pins 3

CAD (KiCad official)

  • Symbol: IRF9540NS
  • Footprint: Package_TO_SOT_SMD:TO-263-2
  • 3D model: TO-263 (KiCad packages3D, STEP)
  • 3D model files: irf9540ns-etched.step / irf9540ns-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); irf9540ns.step / irf9540ns.glb are the bare package body.

Provenance

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

  • Datasheet: Minos datasheet (4 pp, sha256 19e85325ca00df35, 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