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Ray Set visibility: public 0ab4c4c 4d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "103jg1j",
  "title": "103JG1J",
  "brief": "Littelfuse NTC Thermistors, DO-35. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "package": "DO-35",
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    "category": "Sensors",
    "subcategory": "NTC Thermistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603103283531689984",
    "parts": {
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      "footprint": "103jg1j.kicad_mod",
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      "model_3d_step": "103jg1j.step",
      "lbr": "103jg1j.lbr",
      "model_3d_plain": "103jg1j.glb"
    },
    "distributor_links": {
      "lcsc": "C5346111",
      "digikey": "5666-103JG1J-ND",
      "mouser": "803-103JG1J"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T15:29:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "5666-103JG1J-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "803-103JG1J",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "Terminal 1 of an unpolarised resistor; either orientation."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Terminal 2 of an unpolarised resistor; either orientation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins",
        "primary_model": "two-terminal convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0016,
        "at": "2026-10-16T15:29:07"
      },
      "datasheet": {
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        "pages": 5,
        "sha256": "fbd1edd1123e4f20",
        "source_tier": "lcsc"
      },
      "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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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "103jg1j.step",
        "role": "plain",
        "up": "Z",
        "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,
        "footprint_binding": "identity",
        "sha256": "9704292191fcb13b3dfc88c1e572df18313ac20023bb230486c878d8dddfdb54",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Littelfuse",
      "Package": "DO-35",
      "Category": "Sensors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "fbd1edd1123e4f204afca1751364fe523755d086ac51374a9bdfa3bf19eb2deb",
      "rows": [
        {
          "name": "Resistance tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "@ 25°C, MPN suffix J = ±5%",
          "source_page": 3,
          "source": "datasheet"
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          "name": "Temperature range",
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          "kind": "recommended_operating",
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          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal time constant, max, still air",
          "symbol": "",
          "kind": "thermal",
          "unit": "s",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Max., still air",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal time constant, max, well stirred oil",
          "symbol": "",
          "kind": "thermal",
          "unit": "s",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "Max., well stirred oil",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Resistance at 25°C (nominal)",
          "symbol": "R",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 10000,
          "max": null,
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          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "%/°C",
          "min": null,
          "typ": -4.4,
          "max": null,
          "conditions": "@ 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dissipation constant, nominal",
          "symbol": "",
          "kind": "thermal",
          "unit": "mW/°C",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "Nominal",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "103jg1j"
  ],
  "discovery_pitch": "103JG1J (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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    "103jg1j.lbr",
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  ],
  "visibility": {
    "public": true
  }
}