SL1210300

{
  "schema_version": 1,
  "type": "component",
  "slug": "sl1210300",
  "title": "SL1210300",
  "brief": "TECHFUSE Resettable Fuses, 1210. 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": [
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    "circuit protection",
    "sl1210300",
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  "component": {
    "mpn": "SL1210300",
    "manufacturer": "TECHFUSE",
    "package": "1210",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588916435393654784",
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      "footprint": "sl1210300.kicad_mod",
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      "model_3d_plain": "sl1210300-etched.glb",
      "model_3d_step": "sl1210300-etched.step",
      "model_3d_step_plain": "sl1210300.step",
      "lbr": "sl1210300.lbr"
    },
    "distributor_links": {
      "lcsc": "C70183"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:35:43Z",
      "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": {
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      "factory_chain": {
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        "extractor": "extract_pins",
        "primary_model": "two-terminal convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "cost_usd": 0.0517,
        "at": "2026-10-18T13:32:59"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588916435393654784",
        "pages": 5,
        "sha256": "8ae482acc55ca041",
        "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": [
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        "units": "mm",
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "a2f37cb6e4b6f7a8f2d2ebbbf7feddc654cfba27f38f8a8a35d303017fabf2ba",
        "checked": "2026-10-18",
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      },
      {
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        "zmin_mm": 0,
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        "sha256": "762c98df74dae730028d38f7fc541ba17f7f610be56d0322db00a57de3b096d4",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TECHFUSE",
      "Package": "1210",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
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      "source": "datasheet",
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          "name": "Thermal derating hold current at ambient -40 ℃",
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        {
          "name": "Thermal derating hold current at ambient 0 ℃",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
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        {
          "name": "Thermal derating hold current at ambient 25 ℃",
          "symbol": "",
          "kind": "recommended_operating",
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          "name": "Thermal derating hold current at ambient 40 ℃",
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        {
          "name": "Thermal derating hold current at ambient 50 ℃",
          "symbol": "",
          "kind": "recommended_operating",
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        },
        {
          "name": "Thermal derating hold current at ambient 60 ℃",
          "symbol": "",
          "kind": "recommended_operating",
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        },
        {
          "name": "Thermal derating hold current at ambient 70 ℃",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
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          "max": 1.8,
          "conditions": "Maximum ambient operating temperature 70 ℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum hold current (no trip)",
          "symbol": "IH",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "25℃ still air; reflow soldering 260℃ for 20 sec",
          "source_page": 2,
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        },
        {
          "name": "Minimum trip current",
          "symbol": "IT",
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          "conditions": "25℃ still air; reflow soldering 260℃ for 20 sec",
          "source_page": 2,
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        },
        {
          "name": "Maximum continuous voltage (Vmax)",
          "symbol": "Vmax",
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          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
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        },
        {
          "name": "Maximum fault current (Imax)",
          "symbol": "Imax",
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          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "At rated voltage",
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        },
        {
          "name": "Typical power dissipation (Pdtyp)",
          "symbol": "Pdtyp",
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          "max": null,
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        },
        {
          "name": "Maximum time to trip (Ttrip)",
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          "max": 12,
          "conditions": "At assigned current; reflow soldering 260℃ for 20 sec",
          "source_page": 2,
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        },
        {
          "name": "Minimum resistance, initial un-soldered state (Rmin)",
          "symbol": "Rmin",
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          "min": 0.004,
          "typ": null,
          "max": null,
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        },
        {
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          "max": 0.008,
          "conditions": "25℃",
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          "source": "datasheet"
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        {
          "name": "Maximum resistance after reflow (R1max)",
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          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.018,
          "conditions": "25℃, measured one hour after reflow soldering 260℃ for 20 sec",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Recommended storage temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
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          "max": 40,
          "conditions": "",
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        },
        {
          "name": "Recommended storage relative humidity",
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        }
      ]
    }
  },
  "variants": [],
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    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
    "sl1210300"
  ],
  "discovery_pitch": "SL1210300 (TECHFUSE) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "sl1210300.lbr",
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    "viewers/footprint.html",
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    "sl1210300-hero.overlay.json",
    "sl1210300-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}