NIS5420MT7TXG

{
  "schema_version": 1,
  "type": "component",
  "slug": "nis5420mt7txg",
  "title": "NIS5420MT7TXG",
  "brief": "onsemi Surge Suppressors, WDFN-10(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",
    "nis5420mt7txg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "NIS5420MT7TXG",
    "manufacturer": "onsemi",
    "package": "WDFN-10(3x3)",
    "pin_count": 11,
    "category": "TVS/Fuse/Board Level Protection",
    "subcategory": "Surge Suppressors",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/nis5420mt7tx-d.pdf",
    "parts": {
      "symbol": "nis5420mt7txg.kicad_sym",
      "footprint": "nis5420mt7txg.kicad_mod",
      "model_3d": "nis5420mt7txg-hero.glb",
      "model_3d_step": "nis5420mt7txg.step",
      "lbr": "nis5420mt7txg.lbr",
      "model_3d_plain": "nis5420mt7txg.glb"
    },
    "distributor_links": {
      "lcsc": "C2902286",
      "digikey": "488-NIS5420MT7TXGTR-ND",
      "mouser": "863-NIS5420MT7TXG"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T12:27:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "488-NIS5420MT7TXGTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-NIS5420MT7TXG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Negative input voltage to the device, used as the internal reference for the IC."
      },
      {
        "number": "2",
        "name": "dv/dt",
        "type": "passive",
        "description": "Controls output voltage slew rate at turn-on with an internal capacitor giving about a 2 ms ramp; an external capacitor can be added to lengthen it, or leave open if no extra delay is needed."
      },
      {
        "number": "3",
        "name": "En/Flt",
        "type": "bidirectional",
        "description": "Tri-state bidirectional enable/fault pin that is pulled to ground by an open-drain device to shut down the eFuse, reads about 1.4 V in thermal shutdown and about 3 V in normal operation; do not actively drive it or connect a capacitor."
      },
      {
        "number": "4",
        "name": "ILIM",
        "type": "passive",
        "description": "A resistor between this pin and the source pin sets the overload and short-circuit current limit levels."
      },
      {
        "number": "5",
        "name": "ISENSE",
        "type": "output",
        "description": "Load current monitor output that lets the system monitor load current in real time (1 mA/A typical with RSENSE = 1 kΩ); connect RSENSE to GND."
      },
      {
        "number": "6",
        "name": "Src",
        "type": "power_out",
        "description": "Source of the internal power FET and the output terminal of the fuse."
      },
      {
        "number": "7",
        "name": "Src",
        "type": "power_out",
        "description": "Source of the internal power FET and the output terminal of the fuse."
      },
      {
        "number": "8",
        "name": "Src",
        "type": "power_out",
        "description": "Source of the internal power FET and the output terminal of the fuse."
      },
      {
        "number": "9",
        "name": "Src",
        "type": "power_out",
        "description": "Source of the internal power FET and the output terminal of the fuse."
      },
      {
        "number": "10",
        "name": "Src",
        "type": "power_out",
        "description": "Source of the internal power FET and the output terminal of the fuse."
      },
      {
        "number": "11",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive input voltage to the device (belly pad), operating 8 V to 18 V steady-state."
      }
    ],
    "provenance": {
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        "primary_model": "claude-sonnet-5-5",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 11 is the exposed belly pad (VCC), not a numbered leaded pin; confirm the footprint/symbol treat"
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        "pages_sent": 13,
        "cost_usd": 0.118,
        "at": "2026-10-31T12:26:39"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/nis5420mt7tx-d.pdf",
        "pages": 13,
        "sha256": "70fd2199cbdacd78",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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    "package_dims": {
      "package_code": "WDFN10, 3x3, 0.5P (CASE 522AA-01)",
      "source_page": 12,
      "D": {
        "nom_mm": 3,
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      "A": {
        "nom_mm": 0.75,
        "range_mm": [
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      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "WDFN-10(3x3)",
      "Category": "TVS/Fuse/Board Level Protection",
      "Pins": "11"
    },
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          "name": "Continuous Current",
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          "conditions": "TA = 80°C, minimum copper",
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        {
          "name": "Shutdown Temperature",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": 150,
          "typ": 175,
          "max": 200,
          "conditions": "Verified by design",
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        {
          "name": "Thermal Shutdown Response Time",
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          "max": 20,
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        {
          "name": "Output Clamping Voltage",
          "symbol": "VClamp1",
          "kind": "electrical",
          "unit": "V",
          "min": 12.5,
          "typ": null,
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          "conditions": "NIS5420MT2, NIS5420MT7",
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        {
          "name": "Undervoltage Lockout",
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          "unit": "V",
          "min": 6,
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        {
          "name": "Kelvin Short Circuit Current Limit",
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          "kind": "electrical",
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          "typ": 2.1,
          "max": 2.64,
          "conditions": "RLimit = 20 Ω",
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        {
          "name": "Logic Level Low (Output Disabled)",
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        {
          "name": "Logic Level Mid (Thermal Fault, Output Disabled)",
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        {
          "name": "Logic Level High (Output Enabled)",
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          "kind": "electrical",
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          "min": 1.96,
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          "max": 3,
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        {
          "name": "High State Maximum Voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 2.51,
          "typ": 4.6,
          "max": 5,
          "conditions": "",
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        {
          "name": "Logic Low Sink Current",
          "symbol": "Iin-low",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -15,
          "max": -25,
          "conditions": "Venable = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Logic High Leakage Current for External Switch",
          "symbol": "Iin-leak",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Venable = 3.3 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Fanout for Fault Signal",
          "symbol": "Fan",
          "kind": "electrical",
          "unit": "Units",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "Total number of chips that can be connected to this pin for simultaneous shutdown",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Bias Current (Operational)",
          "symbol": "IBias",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 450,
          "conditions": "",
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        {
          "name": "Bias Current (Shutdown)",
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          "unit": "µA",
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          "name": "Minimum Operating Voltage",
          "symbol": "Vmin",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 7.7,
          "conditions": "Notes 3 and 5",
          "source_page": 4,
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        {
          "name": "Current Monitor Sense Accuracy",
          "symbol": "IACC",
          "kind": "electrical",
          "unit": "%",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "",
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        {
          "name": "Thermal Resistance, Junction-to-Air",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "4 layer High-K JEDEC JESD51-7 PCB, 100 mm2, 2 oz. Cu",
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          "name": "Thermal Characterization Parameter, Junction-to-Lead",
          "symbol": "ψJ-L",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 27.5,
          "max": null,
          "conditions": "4 layer High-K JEDEC JESD51-7 PCB, 100 mm2, 2 oz. Cu",
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          "name": "Thermal Characterization Parameter, Junction-to-Board",
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          "unit": "°C/W",
          "min": null,
          "typ": 27.5,
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          "conditions": "4 layer High-K JEDEC JESD51-7 PCB, 100 mm2, 2 oz. Cu",
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          "name": "Thermal Characterization Parameter, Junction-to-Case Top",
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          "name": "Delay Time",
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          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 220,
          "max": null,
          "conditions": "Enabling of chip to ID = 100 mA with 1 A resistive load",
          "source_page": 4,
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          "conditions": "TJ = 140°C",
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          "max": null,
          "conditions": "Auto-retry part only",
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          "name": "UVLO Hysteresis",
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          "source": "datasheet"
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          "name": "Output Voltage Ramp Time",
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          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "VOUT = 1.2 V to 10.8 V with 12 Ω load",
          "source_page": 4,
          "source": "datasheet"
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          "name": "Current Monitor Sense",
          "symbol": "ISENSE",
          "kind": "electrical",
          "unit": "mA/A",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "RSENSE = 1 kΩ",
          "source_page": 4,
          "source": "datasheet"
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