main
Ray Set visibility: public 0da3b89 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "smd1812-110c-33v",
  "title": "SMD1812-110C-33V",
  "brief": "BNstar 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.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "smd1812-110c-33v",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SMD1812-110C-33V",
    "manufacturer": "BNstar",
    "package": "1812",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589040386114768897",
    "parts": {
      "symbol": "smd1812-110c-33v.kicad_sym",
      "footprint": "smd1812-110c-33v.kicad_mod",
      "model_3d": "smd1812-110c-33v-hero.glb",
      "model_3d_plain": "smd1812-110c-33v-etched.glb",
      "model_3d_step": "smd1812-110c-33v-etched.step",
      "model_3d_step_plain": "smd1812-110c-33v.step",
      "lbr": "smd1812-110c-33v.lbr"
    },
    "distributor_links": {
      "lcsc": "C2760290"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T11:25:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "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": 3,
        "cost_usd": 0.0432,
        "at": "2026-10-18T11:23:54"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589040386114768897",
        "pages": 3,
        "sha256": "07ff028cd504dad3",
        "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": "smd1812-110c-33v.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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d1c49fa661f85024aeb395e64eb0307dc77d935309311f3ce8411dd2efc4e028",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "smd1812-110c-33v-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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "85a6bd39f22192988a7f2ed1c925315a86a84f2ae614554a053fa751d28f40dc",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BNstar",
      "Package": "1812",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "07ff028cd504dad33606f5dc10b297adc879a090f757c5ac6f7d813c3648accb",
      "rows": [
        {
          "name": "Initial (un-soldered) minimum resistance",
          "symbol": "Rmin",
          "kind": "electrical",
          "unit": "Ω",
          "min": 0.045,
          "typ": null,
          "max": null,
          "conditions": "25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum resistance one hour after reflow",
          "symbol": "R1max",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.25,
          "conditions": "25℃, measured one hour after reflow soldering of 260℃ for 20 sec",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Hold current",
          "symbol": "IH",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.1,
          "conditions": "25℃ still air, reflow soldering of 260℃ for 20 sec",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Trip current",
          "symbol": "IT",
          "kind": "electrical",
          "unit": "A",
          "min": 2.2,
          "typ": null,
          "max": null,
          "conditions": "25℃ still air, reflow soldering of 260℃ for 20 sec",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum continuous voltage",
          "symbol": "Vmax",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 33,
          "conditions": "at rated current",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum fault current",
          "symbol": "Imax",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "at rated voltage",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum time to trip",
          "symbol": "Ttrip",
          "kind": "timing",
          "unit": "S",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "25℃, at 8.0 A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical power dissipation",
          "symbol": "Pdtyp",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 0.8,
          "max": null,
          "conditions": "when in state air environment",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient -40℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.6,
          "conditions": "ambient -40℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient -20℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.45,
          "conditions": "ambient -20℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient 0℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.28,
          "conditions": "ambient 0℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient 25℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.1,
          "conditions": "ambient 25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient 40℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.92,
          "conditions": "ambient 40℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient 50℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.83,
          "conditions": "ambient 50℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient 60℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.71,
          "conditions": "ambient 60℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient 70℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.66,
          "conditions": "ambient 70℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current derating at ambient 85℃",
          "symbol": "",
          "kind": "thermal",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.52,
          "conditions": "ambient 85℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended storage temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "recommended storage conditions",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended storage relative humidity",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "% R.H.",
          "min": null,
          "typ": null,
          "max": 70,
          "conditions": "recommended storage conditions",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "smd1812-110c-33v"
  ],
  "discovery_pitch": "SMD1812-110C-33V (BNstar) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "smd1812-110c-33v.kicad_sym",
    "smd1812-110c-33v.kicad_mod",
    "smd1812-110c-33v.glb",
    "smd1812-110c-33v.step",
    "smd1812-110c-33v.lbr",
    "docs/hero.png",
    "docs/smd1812-110c-33v-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "smd1812-110c-33v-hero.glb",
    "smd1812-110c-33v-hero.overlay.json",
    "smd1812-110c-33v-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}