main
Ray Set visibility: public 8f88982 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "s1206-s-3-5a",
  "title": "S1206-S-3.5A",
  "brief": "SART Nanjing Sart Tech Disposable Fuses, 1206. 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",
    "s1206-s-3.5a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "S1206-S-3.5A",
    "manufacturer": "SART Nanjing Sart Tech",
    "package": "1206",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Disposable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590226693001539584",
    "parts": {
      "symbol": "s1206-s-3-5a.kicad_sym",
      "footprint": "s1206-s-3-5a.kicad_mod",
      "model_3d": "s1206-s-3-5a-hero.glb",
      "model_3d_plain": "s1206-s-3-5a-etched.glb",
      "model_3d_step": "s1206-s-3-5a-etched.step",
      "model_3d_step_plain": "s1206-s-3-5a.step",
      "lbr": "s1206-s-3-5a.lbr"
    },
    "distributor_links": {
      "lcsc": "C845158"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T09:04:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "One of two interchangeable end terminations (silver over-plated with tin) of the 3.5A slow-blow fuse, rated 32V DC with 50A/32V DC interrupting rating."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Second interchangeable end termination of the 3.5A slow-blow fuse, with max cold DCR 0.035 ohm and non-polarized connection."
      }
    ],
    "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 datasheet drawing shows a two-terminal chip fuse with no pin numbers printed. Pins 1 and 2 are a",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.1144,
        "at": "2026-10-17T09:03:56"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590226693001539584",
        "pages": 6,
        "sha256": "dc2abe5530d1455d",
        "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": "s1206-s-3-5a.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "s1206-s-3-5a-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.6,
          0.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "eb1154b5de2a31d7fa5dad30224ade8f4a82c3ed806f4bf969f1b1e9c27534cc",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "SART Nanjing Sart Tech",
      "Package": "1206",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "dc2abe5530d1455ddf1e9c7826e1f5ecaf4568b1a0e8b64997fc4bd17167f0b5",
      "rows": [
        {
          "name": "Max cold DCR",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.035,
          "conditions": "Measured at ≤10% rated current and 25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Interrupting rating",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "32V DC, 1A-3.5A; without permanent arcing, ignition and bursting of fuse link",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -50,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Opening time at 200% of rated current",
          "symbol": "",
          "kind": "timing",
          "unit": "sec",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "200% of rated current, 1A-7A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Opening time at 1000% of rated current",
          "symbol": "",
          "kind": "timing",
          "unit": "ms",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "1000% of rated current, 1A-7A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-opening time at 100% of rated current",
          "symbol": "",
          "kind": "timing",
          "unit": "hours",
          "min": 4,
          "typ": null,
          "max": null,
          "conditions": "100% of rated current, 1A-7A, no fusing",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Voltage drop mean value deviation",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "100% In, temperature stabilized; IEC 60127-1",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Temperature rise",
          "symbol": "|△T|",
          "kind": "electrical",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "100%In; UL248-14",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Endurance resistance change",
          "symbol": "|△R|",
          "kind": "tolerance",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "100% In, 1h on, 15min off, 100 cycles; followed by 1h at 125%In",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Solderability wetting coverage",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 95,
          "typ": null,
          "max": null,
          "conditions": "240±5℃, 3±0.5 sec; IEC60127-4",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Infrared reflow peak temperature",
          "symbol": "",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Infrared reflow, 5 sec max",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Wave soldering reservoir temperature",
          "symbol": "",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Wave soldering, reservoir, 10 sec max",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage ambient temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": 5,
          "typ": null,
          "max": 30,
          "conditions": "Storage",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Storage relative humidity",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "%",
          "min": 25,
          "typ": null,
          "max": 60,
          "conditions": "Storage",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Rated current",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 3.5,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Voltage rating",
          "symbol": "",
          "kind": "electrical",
          "unit": "V DC",
          "min": null,
          "typ": 32,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical I2T",
          "symbol": "",
          "kind": "electrical",
          "unit": "A2S",
          "min": null,
          "typ": 1.5312,
          "max": null,
          "conditions": "Melting I2T at 10 times of rated current",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "s1206-s-3.5a"
  ],
  "discovery_pitch": "S1206-S-3.5A (SART Nanjing Sart Tech) 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",
    "s1206-s-3-5a.kicad_sym",
    "s1206-s-3-5a.kicad_mod",
    "s1206-s-3-5a.glb",
    "s1206-s-3-5a.step",
    "s1206-s-3-5a.lbr",
    "docs/hero.png",
    "docs/s1206-s-3-5a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "s1206-s-3-5a-hero.glb",
    "s1206-s-3-5a-hero.overlay.json",
    "s1206-s-3-5a-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}