TPE12U20AS3

{
  "slug": "tpe12u20as3",
  "version": "0.1.0",
  "type": "component",
  "description": "TECH PUBLIC 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",
    "tpe12u20as3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tpe12u20as3.kicad_sym",
    "tpe12u20as3.kicad_mod",
    "tpe12u20as3.glb",
    "tpe12u20as3.step",
    "tpe12u20as3.lbr",
    "docs/hero.png",
    "docs/tpe12u20as3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tpe12u20as3-hero.glb",
    "tpe12u20as3-hero.overlay.json",
    "tpe12u20as3-etched.glb"
  ],
  "component": {
    "mpn": "TPE12U20AS3",
    "manufacturer": "TECH PUBLIC",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603097464748584960",
    "parts": {
      "symbol": "tpe12u20as3.kicad_sym",
      "footprint": "tpe12u20as3.kicad_mod",
      "model_3d": "tpe12u20as3-hero.glb",
      "model_3d_plain": "tpe12u20as3-etched.glb",
      "model_3d_step": "tpe12u20as3-etched.step",
      "model_3d_step_plain": "tpe12u20as3.step",
      "lbr": "tpe12u20as3.lbr"
    },
    "distributor_links": {
      "lcsc": "C7472896"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T16:03:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "I/O1",
        "type": "passive",
        "description": "Protected line 1 (uni-directional TVS diode anode to pin 3), operating voltage 12V (VRWM max 12V), breakdown voltage min 13.5V at IT=1mA."
      },
      {
        "number": "2",
        "name": "I/O2",
        "type": "passive",
        "description": "Protected line 2 (uni-directional TVS diode anode to pin 3), operating voltage 12V (VRWM max 12V), clamping voltage max 19V at IPP=1A (8x20µs)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Common pin shared by both TVS diodes, connected to ground for two uni-directional lines, with ESD rating ±15kV air and ±8kV contact per IEC 61000-4-2."
      }
    ],
    "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": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet pin diagram only shows pin numbers 1, 2 and 3 and gives no pin names. The names I1/O1,",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.2683,
        "at": "2026-10-17T15:58:11"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603097464748584960",
        "pages": 4,
        "sha256": "8c832eee8384737e",
        "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": "tpe12u20as3.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tpe12u20as3-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": "2b015b86b8b9aec9196ce8a538f8cae2b1fad1ce08b6137877d892961a44997a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}