SM15-02HTG

{
  "slug": "sm15-02htg",
  "version": "0.1.0",
  "type": "component",
  "description": "UMW ESD And Surge Protection (TVS/ESD), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "sm15-02htg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sm15-02htg.kicad_sym",
    "sm15-02htg.kicad_mod",
    "sm15-02htg.glb",
    "sm15-02htg.step",
    "sm15-02htg.lbr",
    "docs/hero.png",
    "docs/sm15-02htg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sm15-02htg-hero.glb",
    "sm15-02htg-hero.overlay.json",
    "sm15-02htg-etched.glb"
  ],
  "component": {
    "mpn": "SM15-02HTG",
    "manufacturer": "UMW",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8783814294297968640",
    "parts": {
      "symbol": "sm15-02htg.kicad_sym",
      "footprint": "sm15-02htg.kicad_mod",
      "model_3d": "sm15-02htg-hero.glb",
      "model_3d_plain": "sm15-02htg-etched.glb",
      "model_3d_step": "sm15-02htg-etched.step",
      "model_3d_step_plain": "sm15-02htg.step",
      "lbr": "sm15-02htg.lbr"
    },
    "distributor_links": {
      "lcsc": "C19185905",
      "digikey": "F6348TR-ND",
      "mouser": "576-SM15-02HTG"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:22:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "F6348TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "576-SM15-02HTG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "I/O1",
        "type": "bidirectional",
        "description": "Protected signal line that is clamped to pin 3 by the SM15 TVS array, rated for ±30 kV contact and air ESD per IEC 61000-4-2 and 50 A EFT per IEC 61000-4-4 (5/50 ns)."
      },
      {
        "number": "2",
        "name": "I/O2",
        "type": "bidirectional",
        "description": "Protected signal line that is clamped to pin 3 by the SM15 TVS array, rated for ±30 kV contact and air ESD per IEC 61000-4-2 and 50 A EFT per IEC 61000-4-4 (5/50 ns)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Common reference terminal to which pins 1 and 2 are clamped; the electrical tables test I/O-to-GND and 'Pin 1 or Pin 2 to Pin 3' conditions."
      }
    ],
    "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 does not explicitly label pin 3 as GND or give pin names. The name GND and type power_; Pin 1 and pin 2 are named I/O1 and I/O2 and typed bidirectional by inference. The datasheet only say; The SM15 electrical table on page 4 is a flattened text dump, so the column-to-value mapping is ambi"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0453,
        "at": "2026-10-18T05:20:41"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8783814294297968640",
        "pages": 11,
        "sha256": "0e09b07cb6bbf5ef",
        "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": "sm15-02htg.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sm15-02htg-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": "4e2c74debe275ff9a6b091ef22ac78c903d38bfb96062da9b640379f7796ca80",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}