FQA28N50

{
  "schema_version": 1,
  "type": "component",
  "slug": "fqa28n50",
  "title": "FQA28N50",
  "brief": "onsemi MOSFETs, TO-3P-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "transistors-thyristors",
    "fqa28n50",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "FQA28N50",
    "manufacturer": "onsemi",
    "package": "TO-3P-3",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588896257900728320",
    "parts": {
      "symbol": "fqa28n50.kicad_sym",
      "footprint": "fqa28n50.kicad_mod",
      "model_3d": "fqa28n50-hero.glb",
      "model_3d_plain": "fqa28n50-etched.glb",
      "model_3d_step": "fqa28n50-etched.step",
      "model_3d_step_plain": "fqa28n50.step",
      "lbr": "fqa28n50.lbr"
    },
    "distributor_links": {
      "lcsc": "C2720"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T17:48:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "G",
        "type": "input",
        "description": "Gate; gate-source voltage limited to ±30 V absolute maximum, with VGS(th) of 3.0 to 5.0 V at ID = 250 µA."
      },
      {
        "number": "2",
        "name": "D",
        "type": "passive",
        "description": "Drain; drain-source voltage 500 V maximum and continuous drain current 28.4 A at TC = 25°C (113.6 A pulsed)."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "Source; the body diode carries a continuous forward current of up to 28.4 A."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet never prints pin numbers 1, 2 and 3. Page 1 labels the leads G, D, S from left to righ; The datasheet is a Fairchild document (April 2000), not onsemi. It lists only the TO-3P package, so ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.227,
        "at": "2026-10-18T17:45:33"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588896257900728320",
        "pages": 8,
        "sha256": "9a86516a93ff6458",
        "source_tier": "lcsc"
      },
      "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": "fqa28n50.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          15.51,
          4.51,
          40.7
        ],
        "zmin_mm": -18,
        "centre_offset_mm": 0.855,
        "footprint_binding": "identity",
        "sha256": "6b9dd6fdfcfb00909b04d9f132623ccee7612f9b4de9ee0bea3ac067713b9b59",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fqa28n50-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": [
          15.51,
          4.51,
          40.7
        ],
        "zmin_mm": -18,
        "centre_offset_mm": 0.855,
        "footprint_binding": "identity",
        "sha256": "e9a50e50fd78a7bdf57eced5434ef5cd9bd4c08752b5f74c45db5e2141a3fb74",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "TO-3P-3",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "fqa28n50"
  ],
  "discovery_pitch": "FQA28N50 (onsemi) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fqa28n50.kicad_sym",
    "fqa28n50.kicad_mod",
    "fqa28n50.glb",
    "fqa28n50.step",
    "fqa28n50.lbr",
    "docs/hero.png",
    "docs/fqa28n50-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fqa28n50-hero.glb",
    "fqa28n50-hero.overlay.json",
    "fqa28n50-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}