TCKE805NA

{
  "schema_version": 1,
  "type": "component",
  "slug": "tcke805na",
  "title": "TCKE805NA",
  "brief": "TOSHIBA Surge Suppressors, WSON-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "tvs-fuse-board level protection",
    "tcke805na",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TCKE805NA",
    "manufacturer": "TOSHIBA",
    "package": "WSON-10-EP(3x3)",
    "pin_count": 11,
    "category": "TVS/Fuse/Board Level Protection",
    "subcategory": "Surge Suppressors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/76fb678c08d210c68b8d24229ae2993b.pdf",
    "parts": {
      "symbol": "tcke805na.kicad_sym",
      "footprint": "tcke805na.kicad_mod",
      "model_3d": "tcke805na-hero.glb",
      "model_3d_plain": "tcke805na-etched.glb",
      "model_3d_step": "tcke805na-etched.step",
      "model_3d_step_plain": "tcke805na.step",
      "lbr": "tcke805na.lbr"
    },
    "distributor_links": {
      "lcsc": "C1849459"
    },
    "distributor_check": {
      "checked_at": "2026-10-24T00:26:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "dV/dT",
        "type": "passive",
        "description": "Rise time set input: a capacitor between dV/dT and GND sets the VOUT slew rate at turn-on (CdV/dT operating range 1 nF typ., 100 nF max per the Operating Ranges table)."
      },
      {
        "number": "2",
        "name": "EN/UVLO",
        "type": "input",
        "description": "Enable input (high = output ON, low = OFF) that also sets the UVLO trip point with external resistors; rated -0.3 to 18 V, must not be left open."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input to the power switch and device supply, operating range 4.4 to 18.0 V."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input to the power switch and device supply, operating range 4.4 to 18.0 V."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input to the power switch and device supply, operating range 4.4 to 18.0 V."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output of the power switch, continuous output current 0 to 5.0 A."
      },
      {
        "number": "7",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output of the power switch, continuous output current 0 to 5.0 A."
      },
      {
        "number": "8",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output of the power switch, continuous output current 0 to 5.0 A."
      },
      {
        "number": "9",
        "name": "EFET",
        "type": "output",
        "description": "Gate drive for an external blocking N-channel MOSFET for reverse current blocking, outputs VIN+4.9 V (typ.); can be left floating if unused."
      },
      {
        "number": "10",
        "name": "ILIM",
        "type": "passive",
        "description": "Current limit set input: a resistor between ILIM and GND sets the current limit, RILIM operating range 20 to 300 kΩ."
      },
      {
        "number": "11",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The GND pin has no pin number in the text. The pin assignment lists pins 1-10 and GND separately, wh; The datasheet does not give pin types. dV/dT and ILIM are set as passive because each connects to an"
        ],
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        "cost_usd": 0.1663,
        "at": "2026-10-24T00:26:01"
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        "pages": 24,
        "sha256": "61e8ce69aa4fdd96",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "1b436233b33ebba84da89538e97b0062d5b95e5ae0b484c46c569cb67274a3a5",
        "checked": "2026-10-24",
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        "checked": "2026-10-24",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "TOSHIBA",
      "Package": "WSON-10-EP(3x3)",
      "Category": "TVS/Fuse/Board Level Protection",
      "Pins": "11"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "61e8ce69aa4fdd96bfd15535b526837892ab7f04b55598cbf7e618738b8a8611",
      "rows": [
        {
          "name": "VIN under voltage lockout threshold, rising",
          "symbol": "VIN_UVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 4,
          "typ": 4.15,
          "max": 4.4,
          "conditions": "VIN = 5V, RILIM = 20kΩ; min/max Ta = -40 to 85°C, typ Ta = 25°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN/UVLO threshold voltage, rising",
          "symbol": "VENR",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": 1.1,
          "max": 1.2,
          "conditions": "VIN = 5V, RILIM = 20kΩ; min/max Ta = -40 to 85°C, typ Ta = 25°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN/UVLO threshold voltage, falling",
          "symbol": "VENF",
          "kind": "electrical",
          "unit": "V",
          "min": 0.89,
          "typ": 0.96,
          "max": 1.01,
          "conditions": "VIN = 5V, RILIM = 20kΩ; min/max Ta = -40 to 85°C, typ Ta = 25°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "On resistance",
          "symbol": "RON",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 28,
          "max": 38,
          "conditions": "IOUT = 1.5 A",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current (ON state)",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.46,
          "max": 0.61,
          "conditions": "VEN = 3 V, RILIM = 120 kΩ, IOUT = 0 A",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current (OFF state)",
          "symbol": "IQ(OFF)",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 33,
          "max": 48,
          "conditions": "EN = 0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "dV/dT discharge resistance",
          "symbol": "RdV/dT",
          "kind": "electrical",
          "unit": "Ω",
          "min": 3,
          "typ": 5,
          "max": 9,
          "conditions": "VEN = 0 V, IdV/dT = 10 mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EFET discharge resistance",
          "symbol": "REFET",
          "kind": "electrical",
          "unit": "Ω",
          "min": 12,
          "typ": 24,
          "max": 40,
          "conditions": "VEN = 0 V, IEFET = 20 mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Over voltage clamp",
          "symbol": "VOVC",
          "kind": "electrical",
          "unit": "V",
          "min": 5.62,
          "typ": 6.04,
          "max": 6.45,
          "conditions": "VIN = 7 V, IOUT = 1 A",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 4.44,
          "typ": 5.15,
          "max": 5.87,
          "conditions": "RILIM = 20 kΩ, VIN - VOUT = 1 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 3.88,
          "typ": 4.38,
          "max": 4.88,
          "conditions": "RILIM = 24 kΩ, VIN - VOUT = 1 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 2.7,
          "typ": 3.06,
          "max": 3.41,
          "conditions": "RILIM = 35.1 kΩ, VIN - VOUT = 1 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 1.52,
          "typ": 1.78,
          "max": 2.04,
          "conditions": "RILIM = 62 kΩ, VIN - VOUT = 1 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 0.76,
          "typ": 0.96,
          "max": 1.16,
          "conditions": "RILIM = 120 kΩ, VIN - VOUT = 1 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 0.35,
          "typ": 0.5,
          "max": 0.65,
          "conditions": "RILIM = 250 kΩ, VIN - VOUT = 1 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit current limit",
          "symbol": "ISCL",
          "kind": "electrical",
          "unit": "A",
          "min": 0.05,
          "typ": 0.15,
          "max": 0.5,
          "conditions": "Warranted by design; hard short less than 10 mΩ",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output ramp time",
          "symbol": "tdV/dT",
          "kind": "timing",
          "unit": "μs",
          "min": 200,
          "typ": 400,
          "max": 700,
          "conditions": "VEN↑ to VOUT become VIN*90%, CdV/dT = OPEN",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.4,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Output current",
          "symbol": "IOUT",
          "kind": "recommended_operating",
          "unit": "A",
          "min": 0,
          "typ": null,
          "max": 5,
          "conditions": "Continuous output current",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ILIM external resistance",
          "symbol": "RILIM",
          "kind": "recommended_operating",
          "unit": "kΩ",
          "min": 20,
          "typ": null,
          "max": 300,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Control voltage",
          "symbol": "VEN/UVLO",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature range",
          "symbol": "Ta_opr",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "External capacitance",
          "symbol": "CdV/dT",
          "kind": "recommended_operating",
          "unit": "nF",
          "min": null,
          "typ": 1,
          "max": 100,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 18,
          "conditions": "Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ILIM voltage",
          "symbol": "VILIM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "dV/dT voltage",
          "symbol": "VdV/dT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Control voltage",
          "symbol": "VEN/UVLO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 18,
          "conditions": "Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 18,
          "conditions": "-0.3 to VIN + 0.3 or 18.0 V which is smaller; Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "External MOSFET voltage",
          "symbol": "VEFET",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 30,
          "conditions": "Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 2.4,
          "conditions": "Mounted on FR4 board 76.2mm*114.3mm*1.6mm, 4 layer; Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "VIN UVLO hysteresis",
          "symbol": "VIN_UVhyst",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "VIN = 5V, RILIM = 20kΩ; Ta = 25°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal shut down threshold",
          "symbol": "TSD",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "Tj",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal shut down hysteresis",
          "symbol": "TSDH",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "Tj (Auto-retry Type)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "VOUT on time",
          "symbol": "tON",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 330,
          "max": null,
          "conditions": "VEN↑ to IIN = 100 mA, 1 A resistive load at VOUT, CdV/dT = OPEN (Note5)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "VOUT off time",
          "symbol": "tOFF",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VEN↓ to VEFET↓, CEFET = OPEN (Note5), TCKE805NA",
          "source_page": 7,
          "source": "datasheet"
        }
      ]
    }
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    "email": "[email protected]"
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