ESD3Z12

{
  "slug": "esd3z12",
  "version": "0.1.0",
  "type": "component",
  "description": "CBI ESD And Surge Protection (TVS/ESD), SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "esd3z12",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "esd3z12.kicad_sym",
    "esd3z12.kicad_mod",
    "esd3z12.glb",
    "esd3z12.step",
    "esd3z12.lbr",
    "docs/hero.png",
    "docs/esd3z12-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "esd3z12-hero.glb",
    "esd3z12-hero.overlay.json",
    "esd3z12-etched.glb"
  ],
  "component": {
    "mpn": "ESD3Z12",
    "manufacturer": "CBI",
    "package": "SOD-323",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7dfca71154d02ef4956db10a4d9c81c1.pdf",
    "parts": {
      "symbol": "esd3z12.kicad_sym",
      "footprint": "esd3z12.kicad_mod",
      "model_3d": "esd3z12-hero.glb",
      "model_3d_plain": "esd3z12-etched.glb",
      "model_3d_step": "esd3z12-etched.step",
      "model_3d_step_plain": "esd3z12.step",
      "lbr": "esd3z12.lbr"
    },
    "distributor_links": {
      "lcsc": "C5362070",
      "digikey": "2721-ESD3Z12TR-ND",
      "mouser": "637-ESD3Z12"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T15:33:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2721-ESD3Z12TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "637-ESD3Z12",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode of the ESD3Z12 TVS diode, with a reverse stand-off voltage VRWM of 12 V, maximum reverse current of 1 µA at VRWM, and minimum breakdown voltage of 13.3 V at 1 mA."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode of the ESD3Z12 TVS diode, with a maximum forward voltage VF of 0.9 V at IF of 10 mA."
      }
    ],
    "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": [],
        "pages_sent": 3,
        "cost_usd": 0.0107,
        "at": "2026-11-05T15:33:04"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/7dfca71154d02ef4956db10a4d9c81c1.pdf",
        "pages": 3,
        "sha256": "5aceb669a47152d0",
        "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": "esd3z12.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": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "esd3z12-etched.step",
        "role": "eda",
        "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": "d55cb57d8ea7e189eb82b9ad11b7d54935665046b8869d398f5c9291ae9964c4",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}