main
Ray Set visibility: public 26c457b 11d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "smdj8-0a",
  "title": "SMDJ8.0A",
  "brief": "Littelfuse TVS, DO-214AB(SMCJ). 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",
    "tvs-fuse-board level protection",
    "smdj8.0a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SMDJ8.0A",
    "manufacturer": "Littelfuse",
    "package": "DO-214AB(SMCJ)",
    "pin_count": 2,
    "category": "TVS/Fuse/Board Level Protection",
    "subcategory": "TVS",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/94eea1b01c8f4f2574953ab88a01bf2f.pdf",
    "parts": {
      "symbol": "smdj8-0a.kicad_sym",
      "footprint": "smdj8-0a.kicad_mod",
      "model_3d": "smdj8-0a-hero.glb",
      "model_3d_plain": "smdj8-0a-etched.glb",
      "model_3d_step": "smdj8-0a-etched.step",
      "model_3d_step_plain": "smdj8-0a.step",
      "lbr": "smdj8-0a.lbr"
    },
    "distributor_links": {
      "lcsc": "C53278518",
      "digikey": "SMDJ8.0ATR-ND",
      "mouser": "576-SMDJ8.0A"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T06:19:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "SMDJ8.0ATR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "576-SMDJ8.0A",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode terminal of the unidirectional TVS (marked by the color band); stand-off voltage VR 8.0 V, breakdown 8.89-9.83 V at 1 mA, max clamping 13.6 V at 220.6 A (10/1000µs)."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode terminal of the unidirectional TVS, opposite the cathode band; max forward voltage VF 3.5 V at 100 A for single-die parts."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet gives no pin numbers; it only identifies Cathode (color band) and Anode terminals of the 2"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0827,
        "at": "2026-10-22T06:18:21"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/94eea1b01c8f4f2574953ab88a01bf2f.pdf",
        "pages": 6,
        "sha256": "ce0f83e04ec5de82",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "smdj8-0a.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          8,
          5.9,
          2.31
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "30dab4c2e22239b7e3694a4d45304e04255c6b70a79d28e9c34c6072ba647991",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "smdj8-0a-etched.step",
        "role": "eda",
        "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": "19e0627753ac75de449637c1449264c9d53037972892a905916c7f439adc5fe5",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Littelfuse",
      "Package": "DO-214AB(SMCJ)",
      "Category": "TVS/Fuse/Board Level Protection",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "2. Mounted on copper pad area of 0.31x0.31” (8.0 x 8.0mm) to each terminal.",
        "page": 1,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "ce0f83e04ec5de823d5d249b6768ca634d40d02735df14d416f41c7e80c9eae9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ce0f83e04ec5de823d5d249b6768ca634d40d02735df14d416f41c7e80c9eae9",
      "rows": [
        {
          "name": "Breakdown Voltage",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 8.89,
          "typ": null,
          "max": 9.83,
          "conditions": "IT = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Stand-off Voltage",
          "symbol": "VR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Test Current",
          "symbol": "IT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Clamping Voltage 10/1000μs",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 13.6,
          "conditions": "@ Ipp (10/1000μs) = 220.6 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Peak Pulse Current 10/1000μs",
          "symbol": "Ipp",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 220.6,
          "conditions": "10/1000μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Clamping Voltage 8/20μs",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 17.57,
          "conditions": "@ Ipp (8/20μs) = 1103.0 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Peak Pulse Current 8/20μs",
          "symbol": "Ipp",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1103,
          "conditions": "8/20μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Reverse Leakage",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "@ VR = 8.0 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Temperature Coefficient of VBR",
          "symbol": "αT",
          "kind": "temperature_coefficient",
          "unit": "%/C",
          "min": null,
          "typ": null,
          "max": 0.064,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Power Dissipation",
          "symbol": "PPPM",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 3000,
          "conditions": "10/1000us waveform, single die, TA=25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation on Infinite Heat Sink",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 6.5,
          "conditions": "TL=50°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "8.3ms single half sine wave, unidirectional only",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Instantaneous Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.5,
          "conditions": "at 100A, unidirectional only, single die",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 175,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance Junction to Lead",
          "symbol": "RθJL",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "smdj8.0a"
  ],
  "discovery_pitch": "SMDJ8.0A (Littelfuse) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
  },
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    "smdj8-0a.step",
    "smdj8-0a.lbr",
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    "docs/smdj8-0a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "smdj8-0a-hero.overlay.json",
    "smdj8-0a-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}