JK-nSMD075SF

{
  "schema_version": 1,
  "type": "component",
  "slug": "jk-nsmd075sf",
  "title": "JK-nSMD075SF",
  "brief": "Shenzhen Jinkaisheng Elec Resettable Fuses, 1206. 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",
    "jk-nsmd075sf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "JK-nSMD075SF",
    "manufacturer": "Shenzhen Jinkaisheng Elec",
    "package": "1206",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903781483859968",
    "parts": {
      "symbol": "jk-nsmd075sf.kicad_sym",
      "footprint": "jk-nsmd075sf.kicad_mod",
      "model_3d": "jk-nsmd075sf-hero.glb",
      "model_3d_plain": "jk-nsmd075sf-etched.glb",
      "model_3d_step": "jk-nsmd075sf-etched.step",
      "model_3d_step_plain": "jk-nsmd075sf.step",
      "lbr": "jk-nsmd075sf.lbr"
    },
    "distributor_links": {
      "lcsc": "C369551"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T16:34:15Z",
      "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": 6,
        "cost_usd": 0.0016,
        "at": "2026-10-18T16:34:00"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903781483859968",
        "pages": 6,
        "sha256": "cffac96ad3619f6f",
        "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": "jk-nsmd075sf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.2,
          1.6,
          0.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5e6dcbe286696143d35a8ea37d91eef4b54ff3d1bd7c2c2b4dedda83d3f8e203",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "jk-nsmd075sf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.2,
          1.6,
          0.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6a444528aa78d5195dc6c25a2d8c9367d808df0ac71a24e6d3ba272b6c8dac4a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen Jinkaisheng Elec",
      "Package": "1206",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "Terminal pad materials：Tin-plated Nickel-Copper",
        "page": 4,
        "doc": "ds.pdf",
        "material": "Copper",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "cffac96ad3619f6fd0e895ab9c4fa74c166ece1bf12fa808e226ad091ce1c0e9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "cffac96ad3619f6fd0e895ab9c4fa74c166ece1bf12fa808e226ad091ce1c0e9",
      "rows": [
        {
          "name": "Maximum operating voltage (rated voltage)",
          "symbol": "V max",
          "kind": "recommended_operating",
          "unit": "V dc",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "at rated current (I max)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum fault current",
          "symbol": "I max",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "at rated voltage (V max)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Hold current",
          "symbol": "I hold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.75,
          "conditions": "25°C still air",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Trip current",
          "symbol": "I trip",
          "kind": "electrical",
          "unit": "A",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "25°C still air",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation in tripped state",
          "symbol": "Pd",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "tripped state, 25°C still air, at rated voltage",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Minimum device resistance prior to tripping",
          "symbol": "Ri min",
          "kind": "electrical",
          "unit": "Ω",
          "min": 0.09,
          "typ": null,
          "max": null,
          "conditions": "25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum device resistance one hour post reflow",
          "symbol": "R1max",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "measured one hour post reflow",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Time to trip",
          "symbol": "",
          "kind": "timing",
          "unit": "s",
          "min": null,
          "typ": 0.2,
          "max": null,
          "conditions": "at 8.00 A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, passive aging",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "+85°C, 1000 hrs; typical",
          "source_page": 1,
          "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; typical",
          "source_page": 1,
          "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; typical",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Ambient operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 1,
          "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": 1,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at ambient -40°C (derating)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 1.14,
          "max": null,
          "conditions": "ambient -40°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at ambient 85°C (derating)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.41,
          "max": null,
          "conditions": "ambient 85°C",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "jk-nsmd075sf"
  ],
  "discovery_pitch": "JK-nSMD075SF (Shenzhen Jinkaisheng Elec) 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",
    "jk-nsmd075sf.kicad_sym",
    "jk-nsmd075sf.kicad_mod",
    "jk-nsmd075sf.glb",
    "jk-nsmd075sf.step",
    "jk-nsmd075sf.lbr",
    "docs/hero.png",
    "docs/jk-nsmd075sf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "jk-nsmd075sf-hero.glb",
    "jk-nsmd075sf-hero.overlay.json",
    "jk-nsmd075sf-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}