JK-SMD075SF

{
  "schema_version": 1,
  "type": "component",
  "slug": "jk-smd075sf",
  "title": "JK-SMD075SF",
  "brief": "Shenzhen Jinkaisheng Elec Resettable Fuses, 0805. 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-smd075sf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "JK-SMD075SF",
    "manufacturer": "Shenzhen Jinkaisheng Elec",
    "package": "0805",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903781476417536",
    "parts": {
      "symbol": "jk-smd075sf.kicad_sym",
      "footprint": "jk-smd075sf.kicad_mod",
      "model_3d": "jk-smd075sf-hero.glb",
      "model_3d_plain": "jk-smd075sf-etched.glb",
      "model_3d_step": "jk-smd075sf-etched.step",
      "model_3d_step_plain": "jk-smd075sf.step",
      "lbr": "jk-smd075sf.lbr"
    },
    "distributor_links": {
      "lcsc": "C369550"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:02:12Z",
      "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": 0.0556,
        "at": "2026-10-18T13:00:01"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903781476417536",
        "pages": 6,
        "sha256": "b906c8f2facbfd72",
        "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-smd075sf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2,
          1.25,
          0.45
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "bd29ccc62530d3bcfbbe078f12aac2a99ac75d01c043a2723a4bd36540aac146",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "jk-smd075sf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2,
          1.25,
          0.45
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd8aa462cd7837b5b913afa4beb3649e6d4209688bf8022b7fa65a15cb004866",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen Jinkaisheng Elec",
      "Package": "0805",
      "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": "b906c8f2facbfd720826a131ae60d4c130c93f5c04e3e897b6b2cb4551a9cc3d"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "b906c8f2facbfd720826a131ae60d4c130c93f5c04e3e897b6b2cb4551a9cc3d",
      "rows": [
        {
          "name": "Maximum operating voltage (Vmax)",
          "symbol": "Vmax",
          "kind": "absolute_maximum",
          "unit": "V dc",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "without damage at rated current (Imax)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum fault current (Imax)",
          "symbol": "Imax",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "without damage at rated voltage (Vmax)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Minimum device resistance prior to tripping (Ri min)",
          "symbol": "Ri min",
          "kind": "electrical",
          "unit": "Ω",
          "min": 0.09,
          "typ": null,
          "max": null,
          "conditions": "at 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum device resistance one hour post reflow (R1max)",
          "symbol": "R1max",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.385,
          "conditions": "measured one hour post reflow",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Hold current (I hold)",
          "symbol": "I hold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.75,
          "conditions": "25°C still air; maximum current device will not trip",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Trip current (I trip)",
          "symbol": "I trip",
          "kind": "electrical",
          "unit": "A",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "25°C still air; minimum current at which device will always trip",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation in tripped state (Pd)",
          "symbol": "Pd",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 0.6,
          "max": null,
          "conditions": "tripped state, 25°C still air, at rated voltage",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Time to trip",
          "symbol": "",
          "kind": "electrical",
          "unit": "Sec",
          "min": null,
          "typ": 0.2,
          "max": null,
          "conditions": "at 8.0 A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Ambient operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "ambient operating 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": "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": "Recommended hold current at -40°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "ambient temperature -40°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at -20°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.9,
          "max": null,
          "conditions": "ambient temperature -20°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at 0°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.79,
          "max": null,
          "conditions": "ambient temperature 0°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at 25°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.75,
          "max": null,
          "conditions": "ambient temperature 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at 40°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.63,
          "max": null,
          "conditions": "ambient temperature 40°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at 50°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.57,
          "max": null,
          "conditions": "ambient temperature 50°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at 60°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.53,
          "max": null,
          "conditions": "ambient temperature 60°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at 70°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.41,
          "max": null,
          "conditions": "ambient temperature 70°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended hold current at 85°C ambient",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": 0.34,
          "max": null,
          "conditions": "ambient temperature 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Preheat temperature",
          "symbol": "Ts",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": 150,
          "typ": null,
          "max": 200,
          "conditions": "Pb-free assembly reflow profile, Ts min to Ts max",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Preheat time (Ts min to Ts max)",
          "symbol": "ts",
          "kind": "timing",
          "unit": "seconds",
          "min": 60,
          "typ": null,
          "max": 180,
          "conditions": "Pb-free assembly reflow profile",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Time maintained above liquidus temperature (TL)",
          "symbol": "tL",
          "kind": "timing",
          "unit": "seconds",
          "min": 60,
          "typ": null,
          "max": 150,
          "conditions": "above TL = 217℃, Pb-free assembly",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Peak temperature (Tp)",
          "symbol": "Tp",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": 260,
          "max": null,
          "conditions": "Pb-free assembly reflow profile",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Average ramp-up rate (Ts max to Tp)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃/second",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "Pb-free assembly; max",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ramp-down rate",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃/second",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "Pb-free assembly; max",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Time from 25℃ to peak temperature",
          "symbol": "",
          "kind": "timing",
          "unit": "minutes",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "Pb-free assembly; max",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": 0,
          "typ": null,
          "max": 35,
          "conditions": "storage condition, ≤70%RH",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "jk-smd075sf"
  ],
  "discovery_pitch": "JK-SMD075SF (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-smd075sf.kicad_sym",
    "jk-smd075sf.kicad_mod",
    "jk-smd075sf.glb",
    "jk-smd075sf.step",
    "jk-smd075sf.lbr",
    "docs/hero.png",
    "docs/jk-smd075sf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "jk-smd075sf-hero.glb",
    "jk-smd075sf-hero.overlay.json",
    "jk-smd075sf-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}