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Ray Set visibility: public 01f1c23 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mssr05-tct",
  "title": "MSSR05.TCT",
  "brief": "MSKSEMI ESD And Surge Protection (TVS/ESD), SOT-143. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "mssr05.tct",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MSSR05.TCT",
    "manufacturer": "MSKSEMI",
    "package": "SOT-143",
    "pin_count": 4,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590182490813476864",
    "parts": {
      "symbol": "mssr05-tct.kicad_sym",
      "footprint": "mssr05-tct.kicad_mod",
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      "model_3d_plain": "mssr05-tct-etched.glb",
      "model_3d_step": "mssr05-tct-etched.step",
      "model_3d_step_plain": "mssr05-tct.step",
      "lbr": "mssr05-tct.lbr"
    },
    "distributor_links": {
      "lcsc": "C2830118"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T06:02:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference at the anode of the internal 5V zener TVS diode, shared by the lower steering diodes (marked pin-1 dot corner)."
      },
      {
        "number": "2",
        "name": "IO2",
        "type": "passive",
        "description": "Protected line connected to the mid-point of one steering-diode pair, clamped for ±30kV IEC 61000-4-2 ESD with 1.2pF typical capacitance and 5V working voltage."
      },
      {
        "number": "3",
        "name": "IO1",
        "type": "passive",
        "description": "Protected line connected to the mid-point of the other steering-diode pair, clamped for ±30kV IEC 61000-4-2 ESD with 1.2pF typical capacitance and 5V working voltage."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Upper rail connected to the cathode of the internal 5V zener TVS diode, with a stated working voltage VRWM of 5V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet's pin configuration diagram shows only numbers 1-4 and a schematic with no pin names. ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 5,
        "cost_usd": 0.2114,
        "at": "2026-10-17T06:01:49"
      },
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        "pages": 5,
        "sha256": "9229346a6d6d9ee0",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "mssr05-tct.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.9,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b35b433c0dc71ac416a9c731e744d2e0610f82ebe97275830f0e17cdcbe44512",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mssr05-tct-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9271309190457a4c9cf3ff81b2a2685050cfea1c7abc20e1e5776791597559e4",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MSKSEMI",
      "Package": "SOT-143",
      "Category": "Circuit Protection",
      "Pins": "4"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "9229346a6d6d9ee07d9e4f7812be243f11bc0438b8c841c39171b869c7a4b8e9",
      "rows": [
        {
          "name": "Breakdown voltage (min)",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 6,
          "typ": null,
          "max": null,
          "conditions": "IT = 1 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Clamping voltage (max)",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 23,
          "conditions": "@A column = 3 (as printed)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Clamping voltage (typ)",
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          "min": null,
          "typ": 9.8,
          "max": null,
          "conditions": "VC @1A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse leakage current (max)",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse stand-off voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Capacitance (typ)",
          "symbol": "C",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 1.2,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Peak pulse power (8/20µs)",
          "symbol": "Ppp",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "8/20 µs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD per IEC 61000-4-2 (Air)",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "IEC 61000-4-2 (Air)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD per IEC 61000-4-2 (Contact)",
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          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "IEC 61000-4-2 (Contact)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "mssr05.tct"
  ],
  "discovery_pitch": "MSSR05.TCT (MSKSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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    "mssr05-tct.lbr",
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    "docs/mssr05-tct-datasheet.pdf",
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    "viewers/footprint.html",
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    "mssr05-tct-hero.overlay.json",
    "mssr05-tct-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}