HAL41FUA

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  "type": "component",
  "slug": "hal41fua",
  "title": "HAL41FUA",
  "brief": "Hallwee Hall Switches, TO-92S. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "HAL41FUA",
    "manufacturer": "Hallwee",
    "package": "TO-92S",
    "pin_count": 3,
    "category": "Magnetic Sensors",
    "subcategory": "Hall Switches",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757968467414921216",
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      "lbr": "hal41fua.lbr"
    },
    "distributor_links": {
      "lcsc": "C7420976"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T00:38:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage pin; the datasheet lists an absolute maximum supply voltage of 80 V and states reverse-voltage protection on the supply pin."
      },
      {
        "number": "2",
        "name": "Gnd",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "3",
        "name": "Out",
        "type": "output",
        "description": "Open-drain output pin; the datasheet lists an absolute maximum output voltage of 40 V and output current of 40 mA."
      }
    ],
    "provenance": {
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      "factory_chain": {
        "factory": "2.0.0",
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        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin list is from the page 1 pin definition section (1 VDD, 2 Gnd, 3 Out). The TO-92S drawing and; The operating supply voltage range (typical 3.8 V to a maximum that is garbled in the text) could no; The output pin descriptions are based on the absolute maximum ratings table, where VOUT is 40 V and "
        ],
        "pages_sent": 4,
        "cost_usd": 0.0193,
        "at": "2026-10-18T00:36:21"
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        "pages": 4,
        "sha256": "27f7c745c5c682f1",
        "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": "hal41fua.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hal41fua-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "74674269bf84a894aeb10c79b3048a644cd76b79591d7625b49c72574a3ad8b0",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Hallwee",
      "Package": "TO-92S",
      "Category": "Magnetic Sensors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "27f7c745c5c682f1624c47c690c8061d6143183663ccff7e93f0a49e2faa86e9",
      "rows": [
        {
          "name": "Supply voltage",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply current",
          "symbol": "IDD",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output current",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TS",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -50,
          "typ": null,
          "max": 165,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum allowable power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 450,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage operating range (lower bound)",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3.8,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
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  "discovery_triggers": [
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  "discovery_pitch": "HAL41FUA (Hallwee) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}