PSR05-LF-T7

{
  "schema_version": 1,
  "type": "component",
  "slug": "psr05-lf-t7",
  "title": "PSR05-LF-T7",
  "brief": "UMW 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",
    "psr05-lf-t7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PSR05-LF-T7",
    "manufacturer": "UMW",
    "package": "SOT-143",
    "pin_count": 4,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757272371084300288",
    "parts": {
      "symbol": "psr05-lf-t7.kicad_sym",
      "footprint": "psr05-lf-t7.kicad_mod",
      "model_3d": "psr05-lf-t7-hero.glb",
      "model_3d_plain": "psr05-lf-t7.glb",
      "model_3d_step": "psr05-lf-t7-etched.step",
      "model_3d_step_plain": "psr05-lf-t7.step",
      "lbr": "psr05-lf-t7.lbr"
    },
    "distributor_links": {
      "lcsc": "C2687122"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T06:19:46Z",
      "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 pin for the TVS diode array; the datasheet gives ESD protection of ±30 kV (IEC 61000-4-2) and clamping performance referenced to this pin."
      },
      {
        "number": "2",
        "name": "I/O1",
        "type": "bidirectional",
        "description": "Protected signal line 1 of the low-capacitance TVS array, with junction capacitance of 5 to 10 pF between I/O pins and ground at VR=0 V, 1 MHz."
      },
      {
        "number": "3",
        "name": "I/O2",
        "type": "bidirectional",
        "description": "Protected signal line 2 of the low-capacitance TVS array, with junction capacitance between I/O pins listed at 3 to 5 pF at VR=0 V, 1 MHz."
      },
      {
        "number": "4",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply-side pin of the TVS array, rated for a 5 V operating voltage per the datasheet features list."
      }
    ],
    "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 pinning diagram text is garbled. The pin numbers appear as '1 2 4 3' and the labels as 'VDD I/O2; The electrical table in the datasheet is garbled. The junction capacitance values (5, 6, 10 pF range"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0544,
        "at": "2026-10-09T06:16:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757272371084300288",
        "pages": 6,
        "sha256": "3c3932194998e01e",
        "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": "psr05-lf-t7.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.3,
          2.9,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b35b433c0dc71ac416a9c731e744d2e0610f82ebe97275830f0e17cdcbe44512",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "psr05-lf-t7-etched.step",
        "role": "eda",
        "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": "287668e3e576996ff83d362a36c116181a0eeda2b19186e721fac6d58e565976",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "UMW",
      "Package": "SOT-143",
      "Category": "Circuit Protection",
      "Pins": "4"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "psr05-lf-t7"
  ],
  "discovery_pitch": "PSR05-LF-T7 (UMW) 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",
    "psr05-lf-t7.kicad_sym",
    "psr05-lf-t7.kicad_mod",
    "psr05-lf-t7.glb",
    "psr05-lf-t7.step",
    "psr05-lf-t7.lbr",
    "docs/hero.png",
    "docs/psr05-lf-t7-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "psr05-lf-t7-hero.glb",
    "psr05-lf-t7-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}