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Ray Set visibility: public 3afe66e 4d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "psd18c-lf-t7",
  "title": "PSD18C-LF-T7",
  "brief": "ProTek Devices TVS, SOD-323. 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",
    "psd18c-lf-t7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PSD18C-LF-T7",
    "manufacturer": "ProTek Devices",
    "package": "SOD-323",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "TVS",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/84a5c495ad0e46059c8bc90c94a5070f.pdf",
    "parts": {
      "symbol": "psd18c-lf-t7.kicad_sym",
      "footprint": "psd18c-lf-t7.kicad_mod",
      "model_3d": "psd18c-lf-t7-hero.glb",
      "model_3d_plain": "psd18c-lf-t7-etched.glb",
      "model_3d_step": "psd18c-lf-t7-etched.step",
      "model_3d_step_plain": "psd18c-lf-t7.step",
      "lbr": "psd18c-lf-t7.lbr"
    },
    "distributor_links": {
      "lcsc": "C139299"
    },
    "distributor_check": {
      "checked_at": "2026-11-04T13:16:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "One terminal of the bidirectional TVS line protector (PSD18C, rated stand-off 18.0 V, minimum breakdown 20.0 V at 1 mA, maximum clamping 29.0 V at IP = 1 A per line)."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "The other terminal of the bidirectional TVS line protector, which clamps the protected line to the same bidirectional ratings as pin 1 (18.0 V stand-off, 20.0 V minimum breakdown, 29.0 V maximum clamp)."
      }
    ],
    "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's SOD-323 pin configuration figure shows only pin numbers 1 and 2 for the bidirectiona; PSD18C is a bidirectional part (the 'C' suffix per Note 1), so neither pin is marked as cathode or a; Package and ordering suffix match: the datasheet lists SOD-323 as the only package, and the ordering"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0366,
        "at": "2026-11-04T13:16:27"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/84a5c495ad0e46059c8bc90c94a5070f.pdf",
        "pages": 10,
        "sha256": "bf219560b9ae3487",
        "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": "psd18c-lf-t7.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          1.25,
          1.11
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cd8619b2119cd95683a2c5e660ab4f2d4db674f696cd6f9e9756f221171a214d",
        "checked": "2026-11-04",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "psd18c-lf-t7-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          1.25,
          1.11
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "7d1c1b394b26b5758b6f01037c0376bd3157d3d3eba3962f0b3c9358e2e028f2",
        "checked": "2026-11-04",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOD-323",
      "source_page": 8,
      "D": {
        "nom_mm": 1.75,
        "range_mm": [
          1.6,
          1.9
        ]
      },
      "E1": {
        "nom_mm": 1.3,
        "range_mm": [
          1.15,
          1.45
        ]
      },
      "E": {
        "nom_mm": 2.545,
        "range_mm": [
          2.39,
          2.7
        ]
      },
      "A": {
        "nom_mm": 0.95,
        "range_mm": [
          0.8,
          1.1
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "psd18c-lf-t7.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ProTek Devices",
      "Package": "SOD-323",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "• Lead-Free Pure-Tin Plating (Annealed) • Solder Reflow Temperature:",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "bf219560b9ae34873b39091da9b5b3b95506aa0158d33f13b089844b52a1d9fa"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "bf219560b9ae34873b39091da9b5b3b95506aa0158d33f13b089844b52a1d9fa",
      "rows": [
        {
          "name": "Minimum breakdown voltage",
          "symbol": "V(BR)",
          "kind": "electrical",
          "unit": "V",
          "min": 20,
          "typ": null,
          "max": null,
          "conditions": "@ 1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum clamping voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 29,
          "conditions": "@ IP = 1A (Fig. 2)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum leakage current",
          "symbol": "ID",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "@VWM",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Bidirectional peak pulse power",
          "symbol": "PPP",
          "kind": "absolute_maximum",
          "unit": "Watts",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "tp = 8/20µs (See Figure 1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Rated stand-off voltage",
          "symbol": "VWM",
          "kind": "electrical",
          "unit": "VOLTS",
          "min": null,
          "typ": 18,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Typical capacitance",
          "symbol": "C",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "@0V, 1MHz",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "psd18c-lf-t7"
  ],
  "discovery_pitch": "PSD18C-LF-T7 (ProTek Devices) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "psd18c-lf-t7.kicad_sym",
    "psd18c-lf-t7.kicad_mod",
    "psd18c-lf-t7.glb",
    "psd18c-lf-t7.step",
    "psd18c-lf-t7.lbr",
    "docs/hero.png",
    "docs/psd18c-lf-t7-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "psd18c-lf-t7-hero.glb",
    "psd18c-lf-t7-hero.overlay.json",
    "psd18c-lf-t7-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}