main
Ray Set visibility: public 7fa0991 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "asmd1812-260-16v",
  "title": "ASMD1812-260-16V",
  "brief": "Shenzhen JDT Fuse Resettable Fuses, 1812. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "asmd1812-260-16v",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ASMD1812-260-16V",
    "manufacturer": "Shenzhen JDT Fuse",
    "package": "1812",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590227444998709248",
    "parts": {
      "symbol": "asmd1812-260-16v.kicad_sym",
      "footprint": "asmd1812-260-16v.kicad_mod",
      "model_3d": "asmd1812-260-16v-hero.glb",
      "model_3d_plain": "asmd1812-260-16v-etched.glb",
      "model_3d_step": "asmd1812-260-16v-etched.step",
      "model_3d_step_plain": "asmd1812-260-16v.step",
      "lbr": "asmd1812-260-16v.lbr"
    },
    "distributor_links": {
      "lcsc": "C2982283"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T09:58:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "Non-polarized PTC terminal pad (tin-plated nickel-copper); ASMD1812-260-16V is rated 16 V dc max, 100 A max fault current, 2.60 A hold and 5.00 A trip at 25°C."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Second non-polarized PTC terminal pad (tin-plated nickel-copper); in series with pad 1 for resettable overcurrent protection, operating -40 °C 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 (page 6) shows two identical end terminals (pads) with no printed pin numbers or",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.1757,
        "at": "2026-10-18T09:55:18"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590227444998709248",
        "pages": 9,
        "sha256": "f28603377fefb600",
        "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": "asmd1812-260-16v.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": "16c509c2dcb5bc0865d691e4e64ca140cd5cbdd2a4c6e50d20faf62fc9ff994a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "asmd1812-260-16v-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": "52f3a6f0e43b22df3dc80c85a981eee2b66de5a3d040df900434257f335210de",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen JDT Fuse",
      "Package": "1812",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "Terminal pad materials:Tin-plated Nickel-Copper",
        "page": 6,
        "doc": "ds.pdf",
        "material": "Copper",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "f28603377fefb6008fb0bc52aee907128583af0e27354545c1221e7361c227be"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f28603377fefb6008fb0bc52aee907128583af0e27354545c1221e7361c227be",
      "rows": [
        {
          "name": "Maximum operating voltage (rated Vmax) for ASMD1812-260-16V",
          "symbol": "V max",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 16,
          "conditions": "Maximum voltage device can withstand without damage at rated current (Imax)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum fault current withstand",
          "symbol": "I max",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "At rated voltage (V max)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Trip current",
          "symbol": "I trip",
          "kind": "electrical",
          "unit": "A",
          "min": 5,
          "typ": null,
          "max": null,
          "conditions": "25°C still air; minimum current at which device always trips",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Minimum device resistance prior to tripping",
          "symbol": "Ri min",
          "kind": "electrical",
          "unit": "Ω",
          "min": 0.01,
          "typ": null,
          "max": null,
          "conditions": "25°C, prior to tripping",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum device resistance after reflow",
          "symbol": "R1max",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.05,
          "conditions": "Measured one hour post reflow",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, passive aging",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "+85°C, 1000 hrs; printed as ±5% typical",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, humidity aging",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "+85°C, 85% R.H., 168 hours; printed as ±5% typical",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, thermal shock",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -33,
          "typ": null,
          "max": 33,
          "conditions": "+85°C to -40°C, 20 times; printed as ±33% typical",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Ambient operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Ambient operating conditions",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum surface temperature in tripped state",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "Device in tripped state",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Peak reflow temperature (Pb-free profile)",
          "symbol": "Tp",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Pb-free reflow profile, peak temperature",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Hold current",
          "symbol": "I hold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 2.6,
          "max": null,
          "conditions": "25°C still air; maximum current device will not trip",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation in tripped state",
          "symbol": "P d",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "Tripped state, 25°C still air, at rated voltage",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "asmd1812-260-16v"
  ],
  "discovery_pitch": "ASMD1812-260-16V (Shenzhen JDT Fuse) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "asmd1812-260-16v.kicad_mod",
    "asmd1812-260-16v.glb",
    "asmd1812-260-16v.step",
    "asmd1812-260-16v.lbr",
    "docs/hero.png",
    "docs/asmd1812-260-16v-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "asmd1812-260-16v-hero.glb",
    "asmd1812-260-16v-hero.overlay.json",
    "asmd1812-260-16v-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}