SMF64A

{
  "schema_version": 1,
  "type": "component",
  "slug": "smf64a",
  "title": "SMF64A",
  "brief": "Shandong Jingdao Microelectronics TVS, SOD-123FL. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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  "component": {
    "mpn": "SMF64A",
    "manufacturer": "Shandong Jingdao Microelectronics",
    "package": "SOD-123FL",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "TVS",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e2079ce6902d97aebf17ffdc9542d2e7.pdf",
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      "lbr": "smf64a.lbr"
    },
    "distributor_links": {
      "lcsc": "C54194991",
      "digikey": "SMF64ATR-ND",
      "mouser": "504-SMFE64A"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T07:19:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "SMF64ATR-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
        "pn": "504-SMFE64A",
        "status": "found"
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    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode terminal of the unidirectional SMF64A TVS diode, which is the pin marked as the cathode in the pinning table; the datasheet gives no separate electrical limit for this pin."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode terminal of the unidirectional SMF64A TVS diode, which is the pin marked as the anode in the pinning table; the datasheet gives no separate electrical limit for this pin."
      }
    ],
    "provenance": {
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        "primary_mode": "text",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pinout is given for the whole SMF Series in one table, not for SMF64A specifically. SMF64A is li; The pin assignment comes from the pinning table and the 'Top View' and symbol drawings. The graphics; The PINNING table and the descriptions give no electrical limits per pin. The pin descriptions there"
        ],
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        "cost_usd": 0.0269,
        "at": "2026-10-21T07:15:41"
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        "pages": 4,
        "sha256": "815402489fb37067",
        "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
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.1
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shandong Jingdao Microelectronics",
      "Package": "SOD-123FL",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "2. Mounted on 5mm copper pads to each terminal",
        "page": 1,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "815402489fb370678b50ec2cc9ec01b51917b7d4b54d25eae2ef6e473fde1ecf"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "815402489fb370678b50ec2cc9ec01b51917b7d4b54d25eae2ef6e473fde1ecf",
      "rows": [
        {
          "name": "Breakdown voltage (min)",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 71.1,
          "typ": null,
          "max": null,
          "conditions": "@ IT = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Breakdown voltage (max)",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 78.6,
          "conditions": "@ IT = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max. clamp voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 103,
          "conditions": "@ IPP = 1.7 A (10/1000 us waveform)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse leakage current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "@ VRWM = 64 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak pulse power dissipation",
          "symbol": "PPPM",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "TA=25°C, Note 1,2,5, Fig1 (10/1000 us waveform)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak forward surge current (UNI)",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "8.3 ms single half sinewave (Note 3)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Steady state power dissipation",
          "symbol": "PM(AV)",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Note 4 (lead temperature TL)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating junction and storage temperature range",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Stand-off voltage (reverse working peak voltage)",
          "symbol": "VRWM",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 64,
          "conditions": "Note 6: VRWM should be equal to or greater than the DC or continuous peak operating voltage",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Typical thermal resistance, junction to ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "SMF64A (Shandong Jingdao Microelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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