main
Ray Set visibility: public 44b9c28 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "esd3v3u1ut-ms",
  "title": "ESD3V3U1UT-MS",
  "brief": "MSKSEMI ESD And Surge Protection (TVS/ESD), SOT-23. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "esd3v3u1ut-ms",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ESD3V3U1UT-MS",
    "manufacturer": "MSKSEMI",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590181829098971136",
    "parts": {
      "symbol": "esd3v3u1ut-ms.kicad_sym",
      "footprint": "esd3v3u1ut-ms.kicad_mod",
      "model_3d": "esd3v3u1ut-ms-hero.glb",
      "model_3d_plain": "esd3v3u1ut-ms-etched.glb",
      "model_3d_step": "esd3v3u1ut-ms-etched.step",
      "model_3d_step_plain": "esd3v3u1ut-ms.step",
      "lbr": "esd3v3u1ut-ms.lbr"
    },
    "distributor_links": {
      "lcsc": "C2836360"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T22:30:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "I/O1",
        "type": "passive",
        "description": "Protected line 1 (diode to common pin 3); VRWM 3.3V max, VB 4V min at 1mA, IR 40µA max, CT 1.5pF max."
      },
      {
        "number": "2",
        "name": "I/O2",
        "type": "passive",
        "description": "Protected line 2 (diode to common pin 3); VRWM 3.3V max, VB 4V min at 1mA, IR 40µA max, CT 1.5pF max."
      },
      {
        "number": "3",
        "name": "COMMON",
        "type": "passive",
        "description": "Common node of the two protection diodes shown on the pin diagram, shared by pins 1 and 2; 80W peak pulse power (8/20µs)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590181829098971136",
        "pages": 5,
        "sha256": "40f85f4f91f75ffb",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "esd3v3u1ut-ms.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "esd3v3u1ut-ms-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "abc987f24730f8e891f0b52a7091d1014fd525a0b9cbe2c943407377ede1917d",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MSKSEMI",
      "Package": "SOT-23",
      "Category": "Circuit Protection",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "40f85f4f91f75ffb1aad06a5504ed24670c54bad7f8f59fe785942e0c49870b0",
      "rows": [
        {
          "name": "Reverse working voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.3,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Breakdown voltage",
          "symbol": "VB",
          "kind": "electrical",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": null,
          "conditions": "IT = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Clamping voltage at 1 A",
          "symbol": "VC@1A",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "@ 1 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Clamping voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 14,
          "conditions": "@ 5 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse leakage current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Line capacitance",
          "symbol": "CT",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak pulse power",
          "symbol": "PPK",
          "kind": "absolute_maximum",
          "unit": "Watts",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "tp = 8/20μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Lead soldering temperature",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 sec",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "esd3v3u1ut-ms"
  ],
  "discovery_pitch": "ESD3V3U1UT-MS (MSKSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "esd3v3u1ut-ms.kicad_sym",
    "esd3v3u1ut-ms.kicad_mod",
    "esd3v3u1ut-ms.glb",
    "esd3v3u1ut-ms.step",
    "esd3v3u1ut-ms.lbr",
    "docs/hero.png",
    "docs/esd3v3u1ut-ms-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "esd3v3u1ut-ms-hero.glb",
    "esd3v3u1ut-ms-hero.overlay.json",
    "esd3v3u1ut-ms-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}