TT0521NBX

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  "type": "component",
  "slug": "tt0521nbx",
  "title": "TT0521NBX",
  "brief": "Shenzhen JingYang ESD And Surge Protection (TVS/ESD), DFN1006-2. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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  "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",
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      "lbr": "tt0521nbx.lbr"
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    "distributor_links": {
      "lcsc": "C5364026"
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      "checked_at": "2026-10-21T06:57:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
        "status": "no match"
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    },
    "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)."
      }
    ],
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        "primary_model": "claude-haiku-5-5",
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        "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 "
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        "cost_usd": 0.022,
        "at": "2026-10-21T06:51:54"
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      "datasheet": {
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        "pages": 6,
        "sha256": "d1dca4961101bf8a",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "b109a9e50feebcf8bae5a230cf805dc06e2eb2b9d976f1922b195c16710c5415",
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  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen JingYang",
      "Package": "DFN1006-2",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
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      "source": "datasheet",
      "datasheet_sha256": "d1dca4961101bf8acb582e2597e51783958a6ec2a05de5708f34433538cbf673",
      "rows": [
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          "name": "Nominal Reverse Working Voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Leakage Current @ VRWM",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.01,
          "max": 0.1,
          "conditions": "VRWM = 5.0V, T = 25C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Trigger Voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 5.5,
          "typ": null,
          "max": 7.5,
          "conditions": "It1 = 10nA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Holding Voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 5.2,
          "typ": null,
          "max": 6,
          "conditions": "Ih = 1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Clamping Voltage @ IPP",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "IPP = 1A, tp = 8/20μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
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          "symbol": "VC",
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          "conditions": "IPP = 10A, tp = 8/20μs",
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        },
        {
          "name": "Reverse Clamping Voltage @ IPP",
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          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Parasitic Capacitance",
          "symbol": "CESD",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 12,
          "max": 18,
          "conditions": "VR = 0V, f = 1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD per IEC61000-4-2 (Air)",
          "symbol": "VESD",
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          "unit": "kV",
          "min": -30,
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          "source_page": 2,
          "source": "datasheet"
        },
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          "conditions": "ESD per IEC61000-4-2 (Contact)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Current (8/20μs)",
          "symbol": "IPP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "8/20μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Power (8/20μs)",
          "symbol": "PPK",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "8/20μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "TOPT",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "TSTG",
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          "unit": "C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
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  "discovery_pitch": "TT0521NBX (Shenzhen JingYang) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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