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Ray Set visibility: public 3c3909c 9h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "smd0805-020-33v",
  "title": "SMD0805-020-33V",
  "brief": "TECHFUSE Resettable Fuses, 0805. 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",
    "smd0805-020-33v",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SMD0805-020-33V",
    "manufacturer": "TECHFUSE",
    "package": "0805",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b13da70b38241b1e13f4b8382b05bc8c.pdf",
    "parts": {
      "symbol": "smd0805-020-33v.kicad_sym",
      "footprint": "smd0805-020-33v.kicad_mod",
      "model_3d": "smd0805-020-33v-hero.glb",
      "model_3d_plain": "smd0805-020-33v-etched.glb",
      "model_3d_step": "smd0805-020-33v-etched.step",
      "model_3d_step_plain": "smd0805-020-33v.step",
      "lbr": "smd0805-020-33v.lbr"
    },
    "distributor_links": {
      "lcsc": "C42924281"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T14:20:30Z",
      "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 PPTC terminal pad (tin-plated nickel-copper); device is rated 33 Vdc max, 0.20 A hold, 0.50 A trip, 100 A max fault current."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Non-polarized PPTC terminal pad (tin-plated nickel-copper), interchangeable with the other terminal; resistance 0.20 to 8.0 ohm prior to trip, max 8.0 ohm."
      }
    ],
    "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 shows two unnumbered, interchangeable terminal pads on the package drawing and pad lay; The resistance in pin 2's description is uncertain. The extracted performance table is garbled, so I",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.1037,
        "at": "2026-10-17T14:18:16"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b13da70b38241b1e13f4b8382b05bc8c.pdf",
        "pages": 4,
        "sha256": "37713b20643c56d4",
        "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": "smd0805-020-33v.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "smd0805-020-33v-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": "b357831087bed771594936eef3cbb7957492080393962940488652eefd782a5e",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TECHFUSE",
      "Package": "0805",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "2 = Part identification Termination Pad Characteristics Terminal pad materials: Tin-plated Nickel-Copper Terminal pad solderability: Meets EIA specification RS186-9E and ANSI/J-STD-002 Category 3. Rew",
        "page": 3,
        "doc": "ds.pdf",
        "material": "Copper",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "37713b20643c56d444d09a82f1e2d10904801605e5d1955fd8c0e1eee908e443"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "37713b20643c56d444d09a82f1e2d10904801605e5d1955fd8c0e1eee908e443",
      "rows": [
        {
          "name": "Maximum operating voltage (Vmax)",
          "symbol": "Vmax",
          "kind": "absolute_maximum",
          "unit": "Vdc",
          "min": null,
          "typ": null,
          "max": 33,
          "conditions": "at rated current (Imax)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum fault current (Imax)",
          "symbol": "Imax",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "at rated voltage (Vmax)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Minimum trip current (Itrip)",
          "symbol": "Itrip",
          "kind": "electrical",
          "unit": "A",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "25°C still air",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Minimum device resistance prior to tripping (Rimin)",
          "symbol": "Rimin",
          "kind": "electrical",
          "unit": "Ω",
          "min": 0.02,
          "typ": null,
          "max": null,
          "conditions": "at 25°C, prior to tripping",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum device resistance one hour post reflow (R1max)",
          "symbol": "R1max",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.65,
          "conditions": "measured one hour post reflow",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ambient operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "ambient operating conditions",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum surface temperature in tripped state",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "tripped state",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "storage conditions",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage relative humidity",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "% R.H.",
          "min": null,
          "typ": null,
          "max": 70,
          "conditions": "storage conditions",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Hold current (Ihold)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.2,
          "max": null,
          "conditions": "25°C still air",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation in tripped state (Pd)",
          "symbol": "Pd",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "tripped state, 25°C still air, at rated voltage",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Time to trip",
          "symbol": "",
          "kind": "electrical",
          "unit": "Sec",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "@25°C",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "smd0805-020-33v"
  ],
  "discovery_pitch": "SMD0805-020-33V (TECHFUSE) 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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    "README.md",
    "smd0805-020-33v.kicad_sym",
    "smd0805-020-33v.kicad_mod",
    "smd0805-020-33v.glb",
    "smd0805-020-33v.step",
    "smd0805-020-33v.lbr",
    "docs/hero.png",
    "docs/smd0805-020-33v-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "smd0805-020-33v-hero.glb",
    "smd0805-020-33v-hero.overlay.json",
    "smd0805-020-33v-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}