main
Ray Set visibility: public 46c547c 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "smd0603-005-33",
  "title": "SMD0603-005-33",
  "brief": "hongjiacheng Resettable Fuses, 0603. 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",
    "smd0603-005-33",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SMD0603-005-33",
    "manufacturer": "hongjiacheng",
    "package": "0603",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Resettable Fuses",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/177735abf81f1d0ca3dd64d465ded213.pdf",
    "parts": {
      "symbol": "smd0603-005-33.kicad_sym",
      "footprint": "smd0603-005-33.kicad_mod",
      "model_3d": "smd0603-005-33-hero.glb",
      "model_3d_plain": "smd0603-005-33-etched.glb",
      "model_3d_step": "smd0603-005-33-etched.step",
      "model_3d_step_plain": "smd0603-005-33.step",
      "lbr": "smd0603-005-33.lbr"
    },
    "distributor_links": {
      "lcsc": "C46640953"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T21:16:02Z",
      "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 PTC terminal 1 (0603, 1.6x0.8 mm); Ihold 0.05 A, Itrip 0.15 A, Vmax 33 V, Imax 20 A, recommended pad 1.0±0.1 x 1.0±0.1 mm."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Non-polarized PTC terminal 2 (0603, 1.6x0.8 mm); interchangeable with terminal 1, Ihold 0.05 A, Itrip 0.15 A, Vmax 33 V, Imax 20 A, pad spacing 0.9±0.1 mm."
      }
    ],
    "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 package drawing (page 5) shows a two-terminal resettable PTC fuse with no pin numbers ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.1503,
        "at": "2026-10-17T21:13:50"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/177735abf81f1d0ca3dd64d465ded213.pdf",
        "pages": 6,
        "sha256": "fa7ebd4833c04044",
        "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": "smd0603-005-33.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.6,
          0.8,
          0.45
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2178c56deff687266eecad5e197b7ab2d230afae45def1320cff0ea839f46b49",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "smd0603-005-33-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.6,
          0.8,
          0.45
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5af270c0ecffafc7c113195f6c437647f1ca8d53439e9b8ec39bb1075abe1eb8",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "hongjiacheng",
      "Package": "0603",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "fa7ebd4833c040449b931fa0d8c410bc21aaff8da34d62ebd17153a5b99b5b91",
      "rows": [
        {
          "name": "Hold current (Ihold)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.05,
          "conditions": "25℃ still air; maximum current device passes without tripping",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Trip current (Itrip)",
          "symbol": "Itrip",
          "kind": "electrical",
          "unit": "A",
          "min": 0.15,
          "typ": null,
          "max": null,
          "conditions": "25℃ still air; minimum current at which device trips",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum voltage (Vmax)",
          "symbol": "Vmax",
          "kind": "absolute_maximum",
          "unit": "V",
          "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": 20,
          "conditions": "At rated voltage (Vmax)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipated in tripped state (Pd typ.)",
          "symbol": "Pd",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "Tripped state, 25℃ still air",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Minimum initial resistance (Ri min)",
          "symbol": "Ri",
          "kind": "electrical",
          "unit": "Ω",
          "min": 3.8,
          "typ": null,
          "max": null,
          "conditions": "Initial (un-soldered) state",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum resistance after trip/reflow (R1 max)",
          "symbol": "R1",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "25℃, measured one hour after tripping or reflow soldering at 260℃ for 20 sec",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient -40℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.065,
          "max": null,
          "conditions": "Ambient -40℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient -20℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.06,
          "max": null,
          "conditions": "Ambient -20℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient 0℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.055,
          "max": null,
          "conditions": "Ambient 0℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient 25℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.05,
          "max": null,
          "conditions": "Ambient 25℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient 40℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.04,
          "max": null,
          "conditions": "Ambient 40℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient 50℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.035,
          "max": null,
          "conditions": "Ambient 50℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient 60℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.031,
          "max": null,
          "conditions": "Ambient 60℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient 70℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.025,
          "max": null,
          "conditions": "Ambient 70℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hold current at ambient 85℃ (SMD0603-005 family derating)",
          "symbol": "Ihold",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.015,
          "max": null,
          "conditions": "Ambient 85℃ (thermal derating table for SMD0603-005 series)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating / storage temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Operating / storage temperature",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum device surface temperature in tripped state",
          "symbol": "",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "Tripped state",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "smd0603-005-33"
  ],
  "discovery_pitch": "SMD0603-005-33 (hongjiacheng) 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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    "smd0603-005-33.glb",
    "smd0603-005-33.step",
    "smd0603-005-33.lbr",
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    "docs/smd0603-005-33-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "smd0603-005-33-hero.glb",
    "smd0603-005-33-hero.overlay.json",
    "smd0603-005-33-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}