LM5163HQDDARQ1

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  "type": "component",
  "slug": "lm5163hqddarq1",
  "title": "LM5163HQDDARQ1",
  "brief": "Texas Instruments DC-DC Converters, SO-8. 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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  "component": {
    "mpn": "LM5163HQDDARQ1",
    "manufacturer": "Texas Instruments",
    "package": "SO-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm5163h-q1",
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    "distributor_links": {
      "lcsc": "C1857545",
      "digikey": "296-LM5163HQDDARQ1TR-ND",
      "mouser": "595-LM5163HQDDARQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T20:59:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LM5163HQDDARQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
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        "pn": "595-LM5163HQDDARQ1",
        "status": "found"
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    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection for internal circuits."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Regulator supply input pin to high-side power MOSFET and internal bias regulator; connect directly to input supply with short, low impedance paths."
      },
      {
        "number": "3",
        "name": "EN/UVLO",
        "type": "input",
        "description": "Precision enable and undervoltage lockout programming pin with converter shutdown below 1.1V, standby mode between 1.1V and 1.5V, and startup sequence initiation above 1.5V."
      },
      {
        "number": "4",
        "name": "RON",
        "type": "input",
        "description": "On-time programming pin where external resistor to GND sets the buck switch on-time."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback input of voltage regulation comparator."
      },
      {
        "number": "6",
        "name": "PGOOD",
        "type": "output",
        "description": "Open-drain power good indicator output pin requiring external pullup resistor between 10kΩ and 100kΩ to source voltage."
      },
      {
        "number": "7",
        "name": "BST",
        "type": "power_in",
        "description": "Bootstrap gate-drive supply pin requiring 2.2nF 50V X7R ceramic capacitor between BST and SW to bias internal high-side gate driver."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "power_out",
        "description": "Switching node internally connected to high-side NMOS buck switch source and low-side NMOS synchronous rectifier drain, connecting to power inductor switching node."
      }
    ],
    "provenance": {
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      "factory_chain": {
        "factory": "2.0.0",
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        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 9,
        "cost_usd": 0.0796,
        "at": "2026-10-05T20:59:29"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm5163h-q1",
        "pages": 36,
        "sha256": "af92c1259e2d7425",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SO-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    }
  },
  "variants": [],
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  "discovery_pitch": "LM5163HQDDARQ1 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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