TT0521NBX

{
  "slug": "tt0521nbx",
  "version": "0.1.0",
  "type": "component",
  "description": "Shenzhen JingYang ESD And Surge Protection (TVS/ESD), DFN1006-2. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "tt0521nbx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tt0521nbx.kicad_sym",
    "tt0521nbx.kicad_mod",
    "tt0521nbx.glb",
    "tt0521nbx.step",
    "tt0521nbx.lbr",
    "docs/hero.png",
    "docs/tt0521nbx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tt0521nbx-hero.glb",
    "tt0521nbx-hero.overlay.json",
    "tt0521nbx-etched.glb"
  ],
  "component": {
    "mpn": "TT0521NBX",
    "manufacturer": "Shenzhen JingYang",
    "package": "DFN1006-2",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/2958797ce20b218351e15481c01ccd68.pdf",
    "parts": {
      "symbol": "tt0521nbx.kicad_sym",
      "footprint": "tt0521nbx.kicad_mod",
      "model_3d": "tt0521nbx-hero.glb",
      "model_3d_plain": "tt0521nbx-etched.glb",
      "model_3d_step": "tt0521nbx-etched.step",
      "model_3d_step_plain": "tt0521nbx.step",
      "lbr": "tt0521nbx.lbr"
    },
    "distributor_links": {
      "lcsc": "C5364026"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T06:57:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "I/O_1",
        "type": "passive",
        "description": "Bidirectional TVS clamp on one data line, with 12pF typical capacitance and low leakage of 0.01μA typical at VRWM (5.0V)."
      },
      {
        "number": "2",
        "name": "I/O_2",
        "type": "passive",
        "description": "Bidirectional TVS clamp on the other side of the protected data line, with 12pF typical capacitance and low leakage of 0.01μA typical at VRWM (5.0V)."
      }
    ],
    "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 DFN1006-2L pin configuration drawing is not recoverable from the text. Pin numbers 1 and 2 are p; The datasheet does not give a KiCad ERC type for the pins. 'passive' was chosen because the part is "
        ],
        "pages_sent": 6,
        "cost_usd": 0.022,
        "at": "2026-10-21T06:51:54"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/2958797ce20b218351e15481c01ccd68.pdf",
        "pages": 6,
        "sha256": "d1dca4961101bf8a",
        "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": "tt0521nbx.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.0,
          0.6,
          0.49
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b109a9e50feebcf8bae5a230cf805dc06e2eb2b9d976f1922b195c16710c5415",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tt0521nbx-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.0,
          0.6,
          0.49
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "57945e45bc610ecea4abf190b4348308c04eb6be87c78c8f9f680fbf76f1a740",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}