IRF540

{
  "schema_version": 1,
  "type": "component",
  "slug": "irf540",
  "title": "IRF540",
  "brief": "Vishay N-channel power MOSFET, TO-220. 100 V, 28 A, RDS(on) 0.077 ohm. Standard-gate power switch. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "transistor",
    "mosfet",
    "n-channel",
    "power",
    "to-220",
    "vishay"
  ],
  "component": {
    "mpn": "IRF540",
    "manufacturer": "Vishay Siliconix",
    "package": "TO-220",
    "pin_count": 3,
    "category": "Transistor",
    "subcategory": "N-channel power MOSFET",
    "datasheet": "https://www.vishay.com/docs/91021/irf540.pdf",
    "parts": {
      "symbol": "irf540.kicad_sym",
      "footprint": "irf540.kicad_mod",
      "model_3d": "irf540-etched.glb",
      "model_3d_plain": "irf540.glb",
      "lbr": "irf540.lbr",
      "model_3d_step": "irf540-etched.step",
      "model_3d_step_plain": "irf540.step"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "G",
        "type": "input",
        "description": "Gate. Insulated MOS gate controlling drain-source channel conduction; VGS(th) 2.0 to 4.0 V, absolute maximum VGS = ±20 V. Drive with 10 V for full enhancement (RDS(on) = 0.077 Ω)."
      },
      {
        "number": "2",
        "name": "D",
        "type": "passive",
        "description": "Drain. High-side power terminal; VDS(max) = 100 V, continuous ID = 28 A (TC = 25 °C), pulsed IDM = 110 A. Electrically common with the metal mounting tab of the TO-220AB."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "Source. Low-side power terminal and reference for VGS; anode of the integral body diode (continuous IS = 28 A, VSD ≤ 2.5 V at 28 A)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.vishay.com/docs/91021/irf540.pdf",
        "pages": 7,
        "sha256": "7002a04312724c95",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "irf540.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          10.25,
          4.455,
          28.525
        ],
        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "7cb065d935df5771f0ba6e48ddd180863a121af76483dad7f18e667a7b68204a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "irf540-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          10.25,
          4.455,
          28.525
        ],
        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "26b4edd3ec5f36bbf6f88be8b74a45018a603fcd14f70f95f092bbd21306caf3",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Type": "N-channel power MOSFET",
      "Drain-source (VDS)": "100 V",
      "Continuous drain current (ID)": "28 A",
      "RDS(on)": "0.077 Ω at VGS=10 V",
      "Gate drive": "standard (VGS=10 V for full on)",
      "Power dissipation": "150 W",
      "Tab": "electrically Drain",
      "Pinout": "G-D-S",
      "Package": "TO-220"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "irf540",
    "power mosfet",
    "n-channel to-220",
    "100v mosfet",
    "motor switch mosfet"
  ],
  "discovery_pitch": "IRF540 N-channel power MOSFET (TO-220, 100 V / 28 A) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "irf540.kicad_sym",
    "irf540.kicad_mod",
    "irf540.glb",
    "irf540.lbr",
    "docs/hero.png",
    "docs/irf540-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "irf540-etched.step"
  ],
  "variants": [
    {
      "mpn": "IRF540PbF (TO-220)",
      "kind": "packaging"
    },
    {
      "mpn": "IRF540 (TO-220, tube)",
      "kind": "packaging"
    }
  ]
}