MS05D5UC-B

{
  "slug": "ms05d5uc-b",
  "version": "0.1.0",
  "type": "component",
  "description": "MSKSEMI 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",
    "ms05d5uc-b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ms05d5uc-b.kicad_sym",
    "ms05d5uc-b.kicad_mod",
    "ms05d5uc-b.glb",
    "ms05d5uc-b.step",
    "ms05d5uc-b.lbr",
    "docs/hero.png",
    "docs/ms05d5uc-b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ms05d5uc-b-hero.glb",
    "ms05d5uc-b-hero.overlay.json",
    "ms05d5uc-b-etched.glb"
  ],
  "component": {
    "mpn": "MS05D5UC-B",
    "manufacturer": "MSKSEMI",
    "package": "SOD-523",
    "pin_count": 2,
    "category": "TVS/Fuse/Board Level Protection",
    "subcategory": "ESD Protection Devices",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/748518899a749d0881b736120bb56527.pdf",
    "parts": {
      "symbol": "ms05d5uc-b.kicad_sym",
      "footprint": "ms05d5uc-b.kicad_mod",
      "model_3d": "ms05d5uc-b-hero.glb",
      "model_3d_plain": "ms05d5uc-b-etched.glb",
      "model_3d_step": "ms05d5uc-b-etched.step",
      "model_3d_step_plain": "ms05d5uc-b.step",
      "lbr": "ms05d5uc-b.lbr"
    },
    "distributor_links": {
      "lcsc": "C5140032"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T15:27:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Pin1",
        "type": "passive",
        "description": "One terminal of the bidirectional ESD protection for one I/O line, with a reverse stand-off voltage (VRWM) of 5.0 V and a minimum reverse breakdown voltage (VBR) of 6.0 V at IT = 1 mA."
      },
      {
        "number": "2",
        "name": "Pin2",
        "type": "passive",
        "description": "The other terminal of the bidirectional ESD protection for one I/O line, with the same 5.0 V working voltage and 6.0 V minimum breakdown limits as Pin1."
      }
    ],
    "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 labels the two terminals only as 'Pin1' and 'Pin2' in the Schematic & PIN Configuratio; The datasheet states the part is bidirectional but does not say whether either terminal is intended "
        ],
        "pages_sent": 6,
        "cost_usd": 0.0199,
        "at": "2026-10-21T15:18:11"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/748518899a749d0881b736120bb56527.pdf",
        "pages": 6,
        "sha256": "f9cd1da24d3662fa",
        "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": "ms05d5uc-b.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": "ms05d5uc-b-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": "fac68b9ef3a8f2c0c2fb72b10c00e9f55b3e1791a8e92cb2eaf5e21e4148148b",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}