SZNUP2105LT1G

{
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  "type": "component",
  "slug": "sznup2105lt1g",
  "title": "SZNUP2105LT1G",
  "brief": "onsemi ESD And Surge Protection (TVS/ESD), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "circuit protection",
    "sznup2105lt1g",
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  "component": {
    "mpn": "SZNUP2105LT1G",
    "manufacturer": "onsemi",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884531449368576",
    "parts": {
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      "footprint": "sznup2105lt1g.kicad_mod",
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      "model_3d_plain": "sznup2105lt1g.glb",
      "model_3d_step": "sznup2105lt1g-etched.step",
      "model_3d_step_plain": "sznup2105lt1g.step",
      "lbr": "sznup2105lt1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C233494"
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode connection for dual bidirectional voltage suppression circuit (connection point unspecified in datasheet)"
      },
      {
        "number": "2",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode connection for dual bidirectional voltage suppression circuit (connection point unspecified in datasheet)"
      },
      {
        "number": "3",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode connection for dual bidirectional voltage suppression circuit (connection point unspecified in datasheet)"
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
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        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet does not provide explicit pin-to-function mapping. Only pin marking designations (all list"
        ],
        "pages_sent": 7,
        "cost_usd": 0.1497,
        "at": "2026-09-17T22:23:55"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884531449368576",
        "pages": 7,
        "sha256": "e515a4e31839f061",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sznup2105lt1g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4624ade60322ba8a0ae5e0f07ae1cae9c07adf7cd3eb9f525718e83806846b40",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOT-23",
      "Category": "Circuit Protection",
      "Pins": "3"
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
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  "discovery_pitch": "SZNUP2105LT1G (onsemi) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "files": [
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    "sznup2105lt1g.glb",
    "sznup2105lt1g.step",
    "sznup2105lt1g.lbr",
    "docs/hero.png",
    "docs/sznup2105lt1g-datasheet.pdf",
    "viewers/symbol.html",
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T09:17:51.401Z"
}