SD22-01FTG

{
  "slug": "sd22-01ftg",
  "version": "0.1.0",
  "type": "component",
  "description": "Littelfuse TVS, SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "sd22-01ftg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sd22-01ftg.kicad_sym",
    "sd22-01ftg.kicad_mod",
    "sd22-01ftg.glb",
    "sd22-01ftg.step",
    "sd22-01ftg.lbr",
    "docs/hero.png",
    "docs/sd22-01ftg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sd22-01ftg-hero.glb",
    "sd22-01ftg-hero.overlay.json",
    "sd22-01ftg-etched.glb"
  ],
  "component": {
    "mpn": "SD22-01FTG",
    "manufacturer": "Littelfuse",
    "package": "SOD-323",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "TVS",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8591cc22034363a6fce482d13a05755d.pdf",
    "parts": {
      "symbol": "sd22-01ftg.kicad_sym",
      "footprint": "sd22-01ftg.kicad_mod",
      "model_3d": "sd22-01ftg-hero.glb",
      "model_3d_plain": "sd22-01ftg-etched.glb",
      "model_3d_step": "sd22-01ftg-etched.step",
      "model_3d_step_plain": "sd22-01ftg.step",
      "lbr": "sd22-01ftg.lbr"
    },
    "distributor_links": {
      "lcsc": "C1518218",
      "digikey": "18-SD22-01FTGTR-ND",
      "mouser": "576-SD22-01FTG"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:52:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "18-SD22-01FTGTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "576-SD22-01FTG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "Terminal 1 of the unidirectional SD22 TVS diode; the text does not state whether it is the I/O line or ground, and the tape-and-reel section marks Pin1 orientation."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Terminal 2 of the unidirectional SD22 TVS diode; the text does not state whether it is the I/O line or ground."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet pinout diagram on page 1 shows two terminals numbered 1 and 2, but the text does not n"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0078,
        "at": "2026-10-27T00:51:55"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/8591cc22034363a6fce482d13a05755d.pdf",
        "pages": 5,
        "sha256": "b71b4ee36e8c4ba9",
        "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": "sd22-01ftg.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          1.25,
          1.11
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "cd8619b2119cd95683a2c5e660ab4f2d4db674f696cd6f9e9756f221171a214d",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sd22-01ftg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.25,
          1.11
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "53f419c242750ed98058932018f8f057e95316bb4f0f21d1cf8204ea3ea2a927",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}