0435002.KRHF

{
  "schema_version": 1,
  "type": "component",
  "slug": "0435002-krhf",
  "title": "0435002.KRHF",
  "brief": "Littelfuse Disposable Fuses, 0402. 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",
    "0435002.krhf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "0435002.KRHF",
    "manufacturer": "Littelfuse",
    "package": "0402",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Disposable Fuses",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588910161439809537",
    "parts": {
      "symbol": "0435002-krhf.kicad_sym",
      "footprint": "0435002-krhf.kicad_mod",
      "model_3d": "0435002-krhf-hero.glb",
      "model_3d_plain": "0435002-krhf-etched.glb",
      "model_3d_step": "0435002-krhf-etched.step",
      "model_3d_step_plain": "0435002-krhf.step",
      "lbr": "0435002-krhf.lbr"
    },
    "distributor_links": {
      "lcsc": "C206949"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T22:22:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "Fuse terminal 1 (tin-plated end termination); the 2.0 A part is rated 32 V max with 35 A interrupting rating at 32 VDC, and the fuse is non-polarized so the terminals are interchangeable."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Fuse terminal 2 (tin-plated end termination); the 2.0 A part has a nominal cold resistance of 0.03001 ohm and is non-polarized so the terminals are interchangeable."
      }
    ],
    "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 a two-terminal chip fuse with no pin numbers or names printed on the drawing. Pi",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 3,
        "cost_usd": 0.1028,
        "at": "2026-10-18T22:20:13"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588910161439809537",
        "pages": 3,
        "sha256": "681e3229f7e6bf9b",
        "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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        "file": "0435002-krhf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1,
          0.52,
          0.35
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c18cb5f8977e59e7f62917f145c9ee7efeeaf96ed4a69b0ffb965911153f2608",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "0435002-krhf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          0.52,
          0.35
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "365f42853b39da7aa1a926b3204762e947f6587bf57ad05daa37b017e9c2e132",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Littelfuse",
      "Package": "0402",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "681e3229f7e6bf9b1b0f27f1a89a605ba32b0a4c21ae1c04d7290990f00f1335",
      "rows": [
        {
          "name": "Opening time at 100% of rated current (0.250A-5A), minimum",
          "symbol": "",
          "kind": "timing",
          "unit": "hours",
          "min": 4,
          "typ": null,
          "max": null,
          "conditions": "100% of ampere rating, 0.250A-5A, at 25C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Opening time at 200% of rated current (0.375A-5A), maximum",
          "symbol": "",
          "kind": "timing",
          "unit": "seconds",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "200% of ampere rating, 0.375A-5A, at 25C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Opening time at 300% of rated current (0.375A-5A), maximum",
          "symbol": "",
          "kind": "timing",
          "unit": "seconds",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "300% of ampere rating, 0.375A-5A, at 25C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Insulation resistance after opening",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ohms",
          "min": 10000,
          "typ": null,
          "max": null,
          "conditions": "After opening",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "C",
          "min": -55,
          "typ": null,
          "max": 90,
          "conditions": "Consult temperature re-rating curve; for operation above 90C contact Littelfuse",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum voltage rating",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 32,
          "conditions": "Max Voltage Rating for 2.00 A (amp code 002.)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Do-not-exceed soldering temperature",
          "symbol": "",
          "kind": "thermal",
          "unit": "C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Reflow profile: do not exceed 260C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Wave soldering temperature",
          "symbol": "",
          "kind": "thermal",
          "unit": "C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Wave soldering, 10 seconds max",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Wave soldering time",
          "symbol": "",
          "kind": "thermal",
          "unit": "seconds",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Wave soldering at 260C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Nominal melting I2t",
          "symbol": "I2t",
          "kind": "electrical",
          "unit": "A2sec",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "2.00 A rating",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Nominal voltage drop",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 70.62,
          "max": null,
          "conditions": "2.00 A rating",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Nominal power dissipation",
          "symbol": "",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 0.1412,
          "max": null,
          "conditions": "2.00 A rating",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Interrupting rating",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 35,
          "max": null,
          "conditions": "@32VDC, measured at rated voltage (footnote 2)",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "0435002.krhf"
  ],
  "discovery_pitch": "0435002.KRHF (Littelfuse) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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  "files": [
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    "viewers/footprint.html",
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    "0435002-krhf-etched.glb"
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  "visibility": {
    "public": true
  }
}