FSMD300R

{
  "slug": "fsmd300r",
  "version": "0.1.0",
  "type": "component",
  "description": "Fuzetec Tech Resettable Fuses, 1812. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "fsmd300r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fsmd300r.kicad_sym",
    "fsmd300r.kicad_mod",
    "fsmd300r.glb",
    "fsmd300r.step",
    "fsmd300r.lbr",
    "docs/hero.png",
    "docs/fsmd300r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fsmd300r-hero.glb",
    "fsmd300r-hero.overlay.json",
    "fsmd300r-etched.glb"
  ],
  "component": {
    "mpn": "FSMD300R",
    "manufacturer": "Fuzetec Tech",
    "package": "1812",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903730494787584",
    "parts": {
      "symbol": "fsmd300r.kicad_sym",
      "footprint": "fsmd300r.kicad_mod",
      "model_3d": "fsmd300r-hero.glb",
      "model_3d_plain": "fsmd300r-etched.glb",
      "model_3d_step": "fsmd300r-etched.step",
      "model_3d_step_plain": "fsmd300r.step",
      "lbr": "fsmd300r.lbr"
    },
    "distributor_links": {
      "lcsc": "C181900",
      "digikey": "3451-FSMD300RTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T01:17:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "3451-FSMD300RTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "Terminal 1 of an unpolarised fuse; either orientation."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Terminal 2 of an unpolarised fuse; 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": 0.0017,
        "at": "2026-10-15T01:17:02"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903730494787584",
        "pages": 5,
        "sha256": "6c1f91fc21044331",
        "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": "fsmd300r.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": "3be123318b73f4cc27d85f3ec990d6efc1671fa406afc08ecbe3a1b5ed493392",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fsmd300r-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": "28a52cb0a5c653fc1fccb906bee5172f5fd3a38bc3708c5b257a778520047c4e",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}