LMR14030QDPRRQ1

{
  "schema_version": 1,
  "type": "component",
  "slug": "lmr14030qdprrq1",
  "title": "LMR14030QDPRRQ1",
  "brief": "Texas Instruments DC-DC Converters, WSON-10-EP(4x4). 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",
    "power management (pmic)",
    "lmr14030qdprrq1",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "LMR14030QDPRRQ1",
    "manufacturer": "Texas Instruments",
    "package": "WSON-10-EP(4x4)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lmr14030-q1",
    "parts": {
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      "footprint": "lmr14030qdprrq1.kicad_mod",
      "model_3d": "lmr14030qdprrq1-hero.glb",
      "model_3d_plain": "lmr14030qdprrq1.glb",
      "model_3d_step": "lmr14030qdprrq1-etched.step",
      "model_3d_step_plain": "lmr14030qdprrq1.step",
      "lbr": "lmr14030qdprrq1.lbr"
    },
    "distributor_links": {
      "lcsc": 2071779,
      "digikey": "296-44635-2-ND",
      "mouser": "595-LMR14030QDPRRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T00:44:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-44635-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-LMR14030QDPRRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOT",
        "type": "power_in",
        "description": "Bootstrap capacitor connection point for high-side MOSFET gate driver; connect high-quality 0.1μF capacitor between BOOT and SW pins."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input, operating voltage range 4V to 40V; connection to supply and bypass capacitor with shortest possible path to ground."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input, operating voltage range 4V to 40V; dual connection point to minimize supply path inductance."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Enable control input with internal 1μA pull-up current source; pull below 1.2V threshold to disable device, above 1.2V to enable; under-voltage lockout can be adjusted with external resistor divider."
      },
      {
        "number": "5",
        "name": "RT/SYNC",
        "type": "input",
        "description": "Frequency programming resistor to ground or external clock input; programs switching frequency 200kHz to 2.5MHz with resistor, or 250kHz to 2.3MHz with external clock; clock levels high ≥1.7V, low ≤0.5V, minimum pulse width ≥30ns."
      },
      {
        "number": "6",
        "name": "SS",
        "type": "input",
        "description": "Soft-start capacitor connection point; charges at 3μA internal current to program soft-start time; maximum capacitor value 4.7nF for WSON package."
      },
      {
        "number": "7",
        "name": "FB",
        "type": "input",
        "description": "Feedback voltage input from output divider to set VOUT; internal reference voltage 0.75V; do not allow short to ground during operation."
      },
      {
        "number": "8",
        "name": "PGOOD",
        "type": "tri_state",
        "description": "Open-drain power good output flag indicating output voltage within regulation range (94-109% of VREF tolerance); requires 10kΩ to 100kΩ external pull-up resistor; maximum pin voltage 7V."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "System ground reference and return path for all circuits."
      },
      {
        "number": "10",
        "name": "SW",
        "type": "output",
        "description": "Switching output node connected to internal low-side MOSFET and output power inductor; output voltage swings between ground and approximately VIN."
      },
      {
        "number": "11",
        "name": "Thermal Pad",
        "type": "power_in",
        "description": "Primary thermal dissipation path for the die; must be connected to PCB ground plane to minimize junction-to-board thermal impedance."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "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": [
          "1/11 pins cited to the wrong page (name found elsewhere): ['11:Thermal Pad@p3']"
        ],
        "pages_sent": 26,
        "cost_usd": 0.2154,
        "at": "2026-10-03T00:44:19"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lmr14030-q1",
        "pages": 37,
        "sha256": "1f91b09fa6ebdebe",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "WSON-10-EP(4x4)",
      "Category": "Power Management (PMIC)",
      "Pins": "11"
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
    "lmr14030qdprrq1"
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  "discovery_pitch": "LMR14030QDPRRQ1 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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}