WI1210UC18NJST-HF

{
  "schema_version": 1,
  "type": "component",
  "slug": "wi1210uc18njst-hf",
  "title": "WI1210UC18NJST-HF",
  "brief": "DDY Inductors (SMD), 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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    "wi1210uc18njst-hf",
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    "mpn": "WI1210UC18NJST-HF",
    "manufacturer": "DDY",
    "package": "1210",
    "pin_count": 2,
    "category": "Inductors, Coils, Chokes",
    "subcategory": "Inductors (SMD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603062361314250752",
    "parts": {
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      "footprint": "wi1210uc18njst-hf.kicad_mod",
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      "model_3d_plain": "wi1210uc18njst-hf-etched.glb",
      "model_3d_step": "wi1210uc18njst-hf-etched.step",
      "model_3d_step_plain": "wi1210uc18njst-hf.step",
      "lbr": "wi1210uc18njst-hf.lbr"
    },
    "distributor_links": {
      "lcsc": "C18221341"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:14:14Z",
      "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 inductor or ferrite bead; either orientation."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Terminal 2 of an unpolarised inductor or ferrite bead; either orientation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins",
        "primary_model": "two-terminal convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0016,
        "at": "2026-10-18T14:14:01"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603062361314250752",
        "pages": 8,
        "sha256": "8c615ea8d73e6c02",
        "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": "wi1210uc18njst-hf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.2,
          2.5,
          2.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f73399f912d5bdb736d1e834d65517d3bfe017b7e95bfaf2a526961758a8983e",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "wi1210uc18njst-hf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "667b277a62ffb1792b35e80b1dcdccd6921d395dea766849c4d50d2c941914e3",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "DDY",
      "Package": "1210",
      "Category": "Inductors, Coils, Chokes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8c615ea8d73e6c02e157de4e8e366e04faca6e73bfd7b748f267936ca5d1261a",
      "rows": [
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          "symbol": "L",
          "kind": "electrical",
          "unit": "nH",
          "min": null,
          "typ": 18,
          "max": null,
          "conditions": "Test freq 100 MHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Inductance tolerance (code J)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Tolerance code J = ±5%",
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          "source": "datasheet"
        },
        {
          "name": "Q (min)",
          "symbol": "Q",
          "kind": "electrical",
          "unit": "",
          "min": 50,
          "typ": null,
          "max": null,
          "conditions": "At 300 MHz; inductance test freq 100 MHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Self-resonant frequency (min)",
          "symbol": "SRF",
          "kind": "electrical",
          "unit": "MHz",
          "min": 2800,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "DC resistance (max)",
          "symbol": "Rdc",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "",
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          "source": "datasheet"
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        {
          "name": "Rated DC current (max)",
          "symbol": "Irms",
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          "unit": "mA",
          "min": null,
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          "max": 1000,
          "conditions": "",
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        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -10,
          "typ": null,
          "max": 40,
          "conditions": "Storage; R.H. 65% Max",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "wi1210uc18njst-hf"
  ],
  "discovery_pitch": "WI1210UC18NJST-HF (DDY) 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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    "wi1210uc18njst-hf.step",
    "wi1210uc18njst-hf.lbr",
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    "docs/wi1210uc18njst-hf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "wi1210uc18njst-hf-hero.glb",
    "wi1210uc18njst-hf-hero.overlay.json",
    "wi1210uc18njst-hf-etched.glb"
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  "visibility": {
    "public": true
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}