main
Ray Set visibility: public e23f069 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "fh4811",
  "title": "FH4811",
  "brief": "XIN FEI HONG MOSFETs, SO-8. 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",
    "triode-mos tube-transistor",
    "fh4811",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "FH4811",
    "manufacturer": "XIN FEI HONG",
    "package": "SO-8",
    "pin_count": 8,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945989701152768",
    "parts": {
      "symbol": "fh4811.kicad_sym",
      "footprint": "fh4811.kicad_mod",
      "model_3d": "fh4811-hero.glb",
      "model_3d_plain": "fh4811-etched.glb",
      "model_3d_step": "fh4811-etched.step",
      "model_3d_step_plain": "fh4811.step",
      "lbr": "fh4811.lbr"
    },
    "distributor_links": {
      "lcsc": "C2929012"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T01:16:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "S",
        "type": "passive",
        "description": "Source of the N-channel MOSFET, pin 1 at the dot-marked corner of the SO-8 top view."
      },
      {
        "number": "2",
        "name": "S",
        "type": "passive",
        "description": "Source of the N-channel MOSFET, tied with the other source pins."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "Source of the N-channel MOSFET, tied with the other source pins."
      },
      {
        "number": "4",
        "name": "G",
        "type": "input",
        "description": "Gate of the N-channel MOSFET; VGS maximum ±20V, threshold 1V to 2V at ID=1mA."
      },
      {
        "number": "5",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET; VDS maximum 30V, ID 11A at TA=25°C."
      },
      {
        "number": "6",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET, tied with the other drain pins."
      },
      {
        "number": "7",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET, tied with the other drain pins."
      },
      {
        "number": "8",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET, tied with the other drain pins."
      }
    ],
    "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": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers were inferred from the top-view drawing, which labels pins by function and has a pin-1 d",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 5,
        "cost_usd": 0.2078,
        "at": "2026-10-18T01:14:17"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945989701152768",
        "pages": 5,
        "sha256": "4d61255e27469be7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "fh4811.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fh4811-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5cd3f6c27b00850a9d6c57cce4894bee679d7dde18c0acbb4c098eee1bfe7391",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XIN FEI HONG",
      "Package": "SO-8",
      "Category": "Triode/MOS Tube/Transistor",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "4d61255e27469be7e584cd378dcc5cbe5fa8ac6a9febc1c86967dde247347728",
      "rows": [
        {
          "name": "Drain-Source Voltage",
          "symbol": "VDS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Voltage",
          "symbol": "VGS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain Current, VGS @ 10V (TA=25℃)",
          "symbol": "ID@TA=25℃",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 11,
          "conditions": "VGS @ 10V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain Current, VGS @ 10V (TA=70℃)",
          "symbol": "ID@TA=70℃",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 8.7,
          "conditions": "VGS @ 10V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Pulsed Drain Current",
          "symbol": "IDM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 44,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Thermal Resistance, Junction-ambient",
          "symbol": "Rthj-a",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 62.5,
          "conditions": "Surface mounted on 1 in2 copper pad of FR4 board, t<10sec",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Thermal Resistance, Junction-ambient (minimum copper pad)",
          "symbol": "Rthj-a",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 135,
          "conditions": "Mounted on minimum copper pad (note 3)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Breakdown Voltage",
          "symbol": "BVDSS",
          "kind": "electrical",
          "unit": "V",
          "min": 30,
          "typ": null,
          "max": null,
          "conditions": "VGS=0V, ID=250uA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Static Drain-Source On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 8,
          "max": 11.5,
          "conditions": "VGS=10V, ID=10A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Static Drain-Source On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 13,
          "max": 18,
          "conditions": "VGS=4.5V, ID=5A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": null,
          "max": 2,
          "conditions": "VDS=VGS, ID=1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VDS=24V, VGS=0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Leakage",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VGS=+20V, VDS=0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total Gate Charge",
          "symbol": "Qg",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 14,
          "max": 22.4,
          "conditions": "ID=5A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Capacitance",
          "symbol": "Ciss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 790,
          "max": 1280,
          "conditions": "VGS=0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate Resistance",
          "symbol": "Rg",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 2.5,
          "max": 5,
          "conditions": "f=1.0MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward On Voltage",
          "symbol": "VSD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.2,
          "conditions": "IS=1.7A, VGS=0V",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "fh4811"
  ],
  "discovery_pitch": "FH4811 (XIN FEI HONG) 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",
    "fh4811.kicad_sym",
    "fh4811.kicad_mod",
    "fh4811.glb",
    "fh4811.step",
    "fh4811.lbr",
    "docs/hero.png",
    "docs/fh4811-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fh4811-hero.glb",
    "fh4811-hero.overlay.json",
    "fh4811-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}