LM-SM712

{
  "slug": "lm-sm712",
  "version": "0.1.0",
  "type": "component",
  "description": "Leiditech ESD And Surge Protection (TVS/ESD), SOT-23. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "lm-sm712",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm-sm712.kicad_sym",
    "lm-sm712.kicad_mod",
    "lm-sm712.glb",
    "lm-sm712.step",
    "lm-sm712.lbr",
    "docs/hero.png",
    "docs/lm-sm712-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm-sm712-hero.glb",
    "lm-sm712-hero.overlay.json",
    "lm-sm712-etched.glb"
  ],
  "component": {
    "mpn": "LM-SM712",
    "manufacturer": "Leiditech",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8121903ac5190d14cb4881b6b2cdf816.pdf",
    "parts": {
      "symbol": "lm-sm712.kicad_sym",
      "footprint": "lm-sm712.kicad_mod",
      "model_3d": "lm-sm712-hero.glb",
      "model_3d_plain": "lm-sm712-etched.glb",
      "model_3d_step": "lm-sm712-etched.step",
      "model_3d_step_plain": "lm-sm712.step",
      "lbr": "lm-sm712.lbr"
    },
    "distributor_links": {
      "lcsc": "C42421529"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T01:52:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PIN1",
        "type": "passive",
        "description": "Protected line (I/O) per the datasheet's Pin1-or-Pin2-to-Pin3 ratings: reverse stand-off 12.0 V, breakdown 13.3 to 16.3 V at IR = 1 mA, reverse leakage 1.0 uA at VRWM = 12 V, and clamping voltage 24.0 V at IPP = 17 A."
      },
      {
        "number": "2",
        "name": "PIN2",
        "type": "passive",
        "description": "Protected line (I/O) with the same Pin1-or-Pin2-to-Pin3 limits: reverse stand-off 12.0 V, breakdown 13.3 to 16.3 V at IR = 1 mA, reverse leakage 1.0 uA at VRWM = 12 V, and clamping voltage 24.0 V at IPP = 17 A."
      },
      {
        "number": "3",
        "name": "PIN3",
        "type": "passive",
        "description": "Common terminal for the clamp ratings: reverse stand-off 7.0 V (Pin3-to-Pin1 or Pin2), breakdown 7.5 to 9.8 V at IR = 1 mA, reverse leakage 1.0 uA at VRWM = 7 V, and clamping voltage 18.0 V at IPP = 22 A."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/8121903ac5190d14cb4881b6b2cdf816.pdf",
        "pages": 4,
        "sha256": "94e930e203aba345",
        "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": "lm-sm712.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm-sm712-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4f0e1ac11df83847528181ce8ec9e30e0a9f91c73d5e9a33ffa61b5001ddc968",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}