main
Ray Set visibility: public 1862e1b 12d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "hesd5471x",
  "title": "HESD5471X",
  "brief": "HXY MOSFET ESD And Surge Protection (TVS/ESD), DFN1006-2L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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  "component": {
    "mpn": "HESD5471X",
    "manufacturer": "HXY MOSFET",
    "package": "DFN1006-2L",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/43dae162b53baaa7becc075d0141a984.pdf",
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      "footprint": "hesd5471x.kicad_mod",
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      "model_3d_plain": "hesd5471x-etched.glb",
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      "model_3d_step_plain": "hesd5471x.step",
      "lbr": "hesd5471x.lbr"
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    "distributor_links": {
      "lcsc": "C41364895"
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    "distributor_check": {
      "checked_at": "2026-10-21T14:21:36Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "One terminal of the bidirectional line protected by the HESD5471X, with a minimum reverse breakdown voltage of 6.0 V at 1 mA and a reverse working voltage of 5.0 V. The datasheet does not state which terminal is which."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "The other terminal of the bidirectional line protected by the HESD5471X, with a minimum reverse breakdown voltage of 6.0 V at 1 mA and a reverse working voltage of 5.0 V. The datasheet does not state which terminal is which."
      }
    ],
    "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 shows a two-pin DFN1006-2L package with pins labelled 1 and 2 but does not give a func; The datasheet does not say whether pin 1 or pin 2 is the anode or cathode, or whether the device has; The datasheet lists DFN1006-2L as the only package and ordering option for HESD5471X, so no package "
        ],
        "pages_sent": 4,
        "cost_usd": 0.0178,
        "at": "2026-10-21T14:12:45"
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        "pages": 4,
        "sha256": "6f8b4204b20eeb01",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b109a9e50feebcf8bae5a230cf805dc06e2eb2b9d976f1922b195c16710c5415",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hesd5471x-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "sha256": "3d60da1d9a6d28805e217434b428fcaeded555cb53283e7d5da3a11fca751213",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HXY MOSFET",
      "Package": "DFN1006-2L",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6f8b4204b20eeb0158276c96a807e9750c4a31280c04448e46bdcdba917dbf25",
      "rows": [
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          "name": "Reverse Breakdown Voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 6,
          "typ": null,
          "max": null,
          "conditions": "IT = 1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Leakage Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VRWM = 5.0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Clamping Voltage",
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          "unit": "V",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "IPP = 1A, tp = 8/20µs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Clamping Voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "IPP = 4.5A, tp = 8/20µs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction Capacitance",
          "symbol": "CJ",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 0.38,
          "max": 5,
          "conditions": "VR = 0V, f = 1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Power",
          "symbol": "PPP",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "tp = 8/20µs",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Lead Temperature for Soldering",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "during 10s",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
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        {
          "name": "Operating Temperature Range",
          "symbol": "Top",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "Maximum Junction Temperature",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "ESD IEC61000-4-2 Air Discharge",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "IEC61000-4-2 air discharge",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "ESD IEC61000-4-2 Contact Discharge",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "IEC61000-4-2 contact discharge",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "EFT IEC61000-4-4",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "IEC61000-4-4",
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          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
    "hesd5471x"
  ],
  "discovery_pitch": "HESD5471X (HXY MOSFET) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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  "visibility": {
    "public": true
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}