ESD5B5CM

{
  "slug": "esd5b5cm",
  "version": "0.1.0",
  "type": "component",
  "description": "MDD（Microdiode Electronics） ESD Protection Devices, SOD-523. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "tvs-fuse-board level protection",
    "esd5b5cm",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "esd5b5cm.kicad_sym",
    "esd5b5cm.kicad_mod",
    "esd5b5cm.glb",
    "esd5b5cm.step",
    "esd5b5cm.lbr",
    "docs/hero.png",
    "docs/esd5b5cm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "esd5b5cm-hero.glb",
    "esd5b5cm-hero.overlay.json",
    "esd5b5cm-etched.glb"
  ],
  "component": {
    "mpn": "ESD5B5CM",
    "manufacturer": "MDD（Microdiode Electronics）",
    "package": "SOD-523",
    "pin_count": 2,
    "category": "TVS/Fuse/Board Level Protection",
    "subcategory": "ESD Protection Devices",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c9ace29c70cf1423fb181737068268c4.pdf",
    "parts": {
      "symbol": "esd5b5cm.kicad_sym",
      "footprint": "esd5b5cm.kicad_mod",
      "model_3d": "esd5b5cm-hero.glb",
      "model_3d_plain": "esd5b5cm-etched.glb",
      "model_3d_step": "esd5b5cm-etched.step",
      "model_3d_step_plain": "esd5b5cm.step",
      "lbr": "esd5b5cm.lbr"
    },
    "distributor_links": {
      "lcsc": "C502584",
      "digikey": "3372-ESD5B5CMTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T07:19:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "3372-ESD5B5CMTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "One of the two terminals of the bidirectional ESD/TVS clamp, which the datasheet rates for a 5.0 V reverse working voltage (VRWM) and protects one I/O line. The text does not identify this pin's function individually."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "The other terminal of the bidirectional ESD/TVS clamp, which the datasheet rates for a 5.0 V reverse working voltage (VRWM) and protects one I/O line. The text does not identify this pin's function individually."
      }
    ],
    "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 shows only the numbers '1 2' next to a 'Pin Configuration' heading; the pin diagram an; The datasheet title says 'Bidirectional' while the features say 'Protects one directional I/O line'.; The datasheet has no separate ordering table tying the ESD5B5CM MPN to a package variant. The SOD-52"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0166,
        "at": "2026-10-21T07:17:44"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c9ace29c70cf1423fb181737068268c4.pdf",
        "pages": 4,
        "sha256": "a35fa5f6b586e13b",
        "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": "esd5b5cm.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.6,
          0.8,
          0.63
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b525222377930c32abea58606bffba3aaf171cc66ac292b82d28a82d646d995d",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "esd5b5cm-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.6,
          0.8,
          0.63
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "72379eb9e3c78304d4239c538584d415e572982c8e06c9ae5a19407765052f5d",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}