1812L035

{
  "slug": "1812l035",
  "version": "0.1.0",
  "type": "component",
  "description": "LUTE Resettable Fuses, 1812. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "1812l035",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "1812l035.kicad_sym",
    "1812l035.kicad_mod",
    "1812l035.glb",
    "1812l035.step",
    "1812l035.lbr",
    "docs/hero.png",
    "docs/1812l035-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "1812l035-hero.glb",
    "1812l035-hero.overlay.json"
  ],
  "component": {
    "mpn": "1812L035",
    "manufacturer": "LUTE",
    "package": "1812",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8763854834485207040",
    "parts": {
      "symbol": "1812l035.kicad_sym",
      "footprint": "1812l035.kicad_mod",
      "model_3d": "1812l035-hero.glb",
      "model_3d_plain": "1812l035.glb",
      "model_3d_step": "1812l035-etched.step",
      "model_3d_step_plain": "1812l035.step",
      "lbr": "1812l035.lbr"
    },
    "distributor_links": {
      "lcsc": "C18198330"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T10:31:24Z",
      "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": "Terminal 1 of the non-polarized resettable PPTC fuse; 1812L035 series is rated I hold 0.35 A, I trip 0.70 A, V max 30 to 90 Vdc depending on the suffix."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Terminal 2 of the non-polarized resettable PPTC fuse; the series is rated I hold 0.35 A, I trip 0.70 A, with R1max 1.700 ohm after trip or reflow."
      }
    ],
    "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 datasheet shows a two-terminal 1812 (4.5x3.2 mm) PPTC with two end terminals and no printed pin ; The MPN '1812L035' is a series base number, not a full orderable part. The datasheet lists 1812L035/",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 13,
        "cost_usd": 0.2928,
        "at": "2026-10-09T10:28:35"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8763854834485207040",
        "pages": 13,
        "sha256": "4a6d47229be2750c",
        "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": "1812l035.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": "cd7f18193e07df44ad1721c99037b087ec1cb8d9c2cbd3259d2be5a6e6a816ec",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "1812l035-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": "1b094ff052343c1643bc2c5120d4b511ad0d4a33d80bf90b27b6e885a01aa158",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}