Symbol

IRF9540N

P-channel power MOSFET — 100V, 23A, high-side switching

⚡ Install this symbol

Paste this into Claude Code (VS Code panel, Adom editor, or terminal) to install:

Search the Adom Wiki for the symbol "IRF9540N" (slug: sym-irf9540n) at https://wiki-ufypy5dpx93o.adom.cloud/wiki/symbols/sym-irf9540n. Download the .kicad_sym file from the wiki page's static assets. Add it to my current KiCad project's symbols/ directory and register in sym-lib-table.
Category MOSFET
Library Transistor_FET
Symbol IRF9540N
Pins 3
Package TO-220
Schematic Symbol

AI Skill Technical Reference

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IRF9540N

Symbol: IRF9540N Library: Transistor_FET Category: MOSFET Pins: 3 Package: TO-220

Description

The IRF9540N is a P-channel power MOSFET rated for -100V, -23A with 117mOhm RDS(on). Used for high-side power switching, reverse polarity protection, and load disconnect circuits. Complement to IRF540N. TO-220.

KiCad Library Reference

This symbol is from the official KiCad Transistor_FET library. Full identifier: Transistor_FET:IRF9540N

To use in your project:

  1. Open the Symbol Library Manager in KiCad
  2. Search for IRF9540N
  3. Place the symbol in your schematic

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0 revisions · KiCad Library: Transistor_FET:IRF9540N · Updated 2026-03-02 17:31:36