main
Ray Set visibility: public 3ffce89 11d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mh253eua",
  "title": "MH253EUA",
  "brief": "MST Magnesensor Tech MST 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": "MH253EUA",
    "manufacturer": "MST Magnesensor Tech MST",
    "package": "TO-92S",
    "pin_count": 3,
    "category": "Magnetic Sensors",
    "subcategory": "Hall Switches",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588890117923098624",
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      "lbr": "mh253eua.lbr"
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    "distributor_links": {
      "lcsc": "C114370"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:05:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
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    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply pin; the datasheet gives an operating supply voltage range of 2.5 V to 6 V (absolute maximum 7 V), and reverse VDD is not protected."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "3",
        "name": "Out",
        "type": "output",
        "description": "Open-drain output that sinks up to 25 mA absolute maximum (output low voltage 400 mV at 10 mA), with output leakage of 10 µA maximum when Vout is high at B < BRP."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "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 datasheet gives conflicting pinouts for the three-lead package on page 4. One note block lists P; Pin descriptions are partly drawn from the electrical specification (page 3), which is not package-s"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0221,
        "at": "2026-10-18T03:03:39"
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      "datasheet": {
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        "pages": 5,
        "sha256": "9d3b31b816690eaa",
        "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": [
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        "file": "mh253eua.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": "mh253eua-etched.step",
        "role": "eda",
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        "sha256": "9f56d90f44db9a427370a3aab08ce31cfb9126589c727adba49611a27cc58348",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "MST Magnesensor Tech MST",
      "Package": "TO-92S",
      "Category": "Magnetic Sensors",
      "Pins": "3"
    },
    "appearance": {
      "contacts": {
        "quote": "UA:TO-92S,VK:TO-92S(4pin),VF:TO-92S(5pin),SO:SOT-23, SQ:QFN-3,ST:TSOT-23,SN:SOT-553,SF:SOT-89(5pin),",
        "page": 2,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "9d3b31b816690eaaa213e047c5bab40aea401cb8aeaecce395c35e55330aa92d"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "9d3b31b816690eaaa213e047c5bab40aea401cb8aeaecce395c35e55330aa92d",
      "rows": [
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          "name": "Supply Voltage",
          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 6,
          "conditions": "Operating",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.6,
          "max": 6,
          "conditions": "Average",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage",
          "symbol": "VDSON",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "IOUT=10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Leakage Current",
          "symbol": "Ioff",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "IOFF B<BRP, VOUT = 5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Rise Time",
          "symbol": "TR",
          "kind": "timing",
          "unit": "uS",
          "min": null,
          "typ": null,
          "max": 0.45,
          "conditions": "RL=10kΩ, CL =20pF",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Fall Time",
          "symbol": "TF",
          "kind": "timing",
          "unit": "uS",
          "min": null,
          "typ": null,
          "max": 0.45,
          "conditions": "RL=10kΩ; CL =20pF",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Electro-Static Discharge HBM",
          "symbol": "",
          "kind": "electrical",
          "unit": "KV",
          "min": 4,
          "typ": null,
          "max": null,
          "conditions": "HBM",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operate Point S pole",
          "symbol": "BOPS",
          "kind": "electrical",
          "unit": "Gauss",
          "min": 30,
          "typ": null,
          "max": 60,
          "conditions": "S pole to branded side, B > BOP, Vout On",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operate Point N pole",
          "symbol": "BOPN",
          "kind": "electrical",
          "unit": "Gauss",
          "min": -60,
          "typ": null,
          "max": -30,
          "conditions": "N pole to branded side, B > BOP, Vout On",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Release Point S pole",
          "symbol": "BRPS",
          "kind": "electrical",
          "unit": "Gauss",
          "min": 5,
          "typ": null,
          "max": 25,
          "conditions": "S pole to branded side, B < BRP, Vout Off",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Release Point N pole",
          "symbol": "BRPN",
          "kind": "electrical",
          "unit": "Gauss",
          "min": -25,
          "typ": null,
          "max": -5,
          "conditions": "N pole to branded side, B < BRP, Vout Off",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hysteresis",
          "symbol": "BHYS",
          "kind": "electrical",
          "unit": "Gauss",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "|BOPx - BRPx|",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (absolute maximum)",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (absolute maximum)",
          "symbol": "Vout",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse voltage",
          "symbol": "(VDD) (VOUT)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output current (absolute maximum)",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range E version",
          "symbol": "Ta",
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          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "E version",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
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          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Maximum Junction Temperature",
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          "min": null,
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          "conditions": "",
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        },
        {
          "name": "Thermal Resistance junction-to-ambient",
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          "unit": "℃/W",
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          "name": "Thermal Resistance junction-to-case",
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          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 148,
          "conditions": "UA package",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Package Power Dissipation",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 606,
          "conditions": "UA package",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "MH253EUA (MST Magnesensor Tech MST) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}