SMD1812-350-16

{
  "slug": "smd1812-350-16",
  "version": "0.1.0",
  "type": "component",
  "description": "hongjiacheng Resettable Fuses, 1812. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "smd1812-350-16",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "smd1812-350-16.kicad_sym",
    "smd1812-350-16.kicad_mod",
    "smd1812-350-16.glb",
    "smd1812-350-16.step",
    "smd1812-350-16.lbr",
    "docs/hero.png",
    "docs/smd1812-350-16-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "smd1812-350-16-hero.glb",
    "smd1812-350-16-hero.overlay.json"
  ],
  "component": {
    "mpn": "SMD1812-350-16",
    "manufacturer": "hongjiacheng",
    "package": "1812",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c1d4fd01e0a6d06f68204845cb64c8c4.pdf",
    "parts": {
      "symbol": "smd1812-350-16.kicad_sym",
      "footprint": "smd1812-350-16.kicad_mod",
      "model_3d": "smd1812-350-16-hero.glb",
      "model_3d_plain": "smd1812-350-16.glb",
      "model_3d_step": "smd1812-350-16-etched.step",
      "model_3d_step_plain": "smd1812-350-16.step",
      "lbr": "smd1812-350-16.lbr"
    },
    "distributor_links": {
      "lcsc": "C46641175"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T16:41:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "One terminal of the non-polarized PTC; SMD1812-350-16 is rated Ihold 3.50A, Itrip 7.0A, Vmax 16V, Imax 40A."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Second terminal of the non-polarized PTC, interchangeable with the other; Ri min 0.008 ohm, R1 max 0.035 ohm, operating temperature -40 to +85 C."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The package drawing on page 5 shows two end-terminal pads with no pin numbers or names. Pins 1 and 2",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.1806,
        "at": "2026-10-09T16:39:22"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c1d4fd01e0a6d06f68204845cb64c8c4.pdf",
        "pages": 6,
        "sha256": "52e1898fb191cd5c",
        "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": "smd1812-350-16.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.52,
          3.22,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "49a89a4941e0ea78e0af1a2bc35ce67c86d8a8753f9c379f53f01133660c67e6",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "smd1812-350-16-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.52,
          3.22,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1513969f1eae6e1be294c0f6935951f9d18967e571c56e65bbf42c438bc53d4f",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}