LM63625DQPWPRQ1

{
  "slug": "lm63625dqpwprq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, HTSSOP-16-EP. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm63625dqpwprq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm63625dqpwprq1.kicad_sym",
    "lm63625dqpwprq1.kicad_mod",
    "lm63625dqpwprq1.glb",
    "lm63625dqpwprq1.step",
    "lm63625dqpwprq1.lbr",
    "docs/hero.png",
    "docs/lm63625dqpwprq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "LM63625DQPWPRQ1",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-16-EP",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm63625-q1",
    "parts": {
      "symbol": "lm63625dqpwprq1.kicad_sym",
      "footprint": "lm63625dqpwprq1.kicad_mod",
      "model_3d": "lm63625dqpwprq1-etched.glb",
      "model_3d_plain": "lm63625dqpwprq1.glb",
      "model_3d_step": "lm63625dqpwprq1-etched.step",
      "model_3d_step_plain": "lm63625dqpwprq1.step",
      "lbr": "lm63625dqpwprq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C1849527"
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "power_out",
        "description": "Regulator switching node; connect to power inductor; supports voltage swing -6V to +40V transient with rise/fall times <10ns."
      },
      {
        "number": "2",
        "name": "SW",
        "type": "power_out",
        "description": "Regulator switching node duplicate connection; connect to power inductor; voltage range -6V to +40V transient."
      },
      {
        "number": "3",
        "name": "CBOOT",
        "type": "power_in",
        "description": "Bootstrap supply voltage for internal high-side MOSFET gate driver; connect 220nF quality ceramic capacitor between CBOOT and SW pin; UVLO threshold 2.13V."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal 5V LDO regulated output for control circuit supply; connect 1µF quality capacitor to PGND; output voltage 4.75V to 5.25V nominal; do not connect external loads."
      },
      {
        "number": "5",
        "name": "RT",
        "type": "input",
        "description": "Frequency programming input; connect to VCC for 400kHz, connect to AGND for 2.1MHz, or connect to external resistor for adjustable 250kHz to 2200kHz switching frequency; cannot be left floating."
      },
      {
        "number": "6",
        "name": "VSEL",
        "type": "input",
        "description": "Output voltage selection input; connect to VCC for 5V fixed output, connect to AGND for 3.3V fixed output, or connect 10kΩ resistor to AGND for adjustable output 1V to 20V; cannot be left floating."
      },
      {
        "number": "7",
        "name": "SYNC/MODE",
        "type": "input",
        "description": "Mode selection and external synchronization clock input; connect to VCC for forced PWM mode, connect to AGND for automatic PFM/PWM mode, or apply external clock 250kHz to 2200kHz for synchronized operation; includes 100kΩ internal pull-down."
      },
      {
        "number": "8",
        "name": "RESET",
        "type": "output",
        "description": "Open-drain power good flag output; pulled low when output voltage exceeds ±12% deviation, during soft-start, upon internal fault, or when EN input is low; connect through 10kΩ to 100kΩ current-limiting resistor to logic supply."
      },
      {
        "number": "9",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to output voltage regulation loop; regulated to 1.0V internal reference in adjustable mode, 5.0V in 5V fixed mode, or 3.3V in 3.3V fixed mode; input bias current 0.1µA to 3.4µA depending on mode."
      },
      {
        "number": "10",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for control circuits; provides common reference point for all internal biasing, feedback measurement, and electrical parameter specifications; connect to PCB system ground."
      },
      {
        "number": "11",
        "name": "EN",
        "type": "input",
        "description": "Precision enable input to regulator; voltage ≥1.425V enables soft-start and regulation, voltage ≤0.94V disables converter; cannot be left floating; can be directly connected to VIN or through external divider for custom UVLO threshold."
      },
      {
        "number": "12",
        "name": "VIN",
        "type": "power_in",
        "description": "Input power supply rail; accepts 3.5V to 36V input voltage; bypass with 4.7µF quality ceramic capacitor and 220nF capacitor placed within 1mm of VIN and PGND pins; quiescent input current 23µA typical."
      },
      {
        "number": "13",
        "name": "VIN",
        "type": "power_in",
        "description": "Input power supply rail duplicate connection; bypass with quality ceramic capacitor; same voltage range 3.5V to 36V and bypass requirements as pin 12."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; no internal circuit connection to this pin; leave unconnected; do not apply external voltage."
      },
      {
        "number": "15",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground terminal; source connection for low-side MOSFET switch; connect to system ground and input/output capacitor grounds using short wide traces to minimize loop inductance."
      },
      {
        "number": "16",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground terminal duplicate connection; parallel ground connection for low-impedance distribution of switching stage currents to ground plane."
      },
      {
        "number": "17",
        "name": "DAP",
        "type": "power_in",
        "description": "Exposed thermal pad for heatsink and electrical ground connection; provides primary thermal dissipation path and electrical ground; solder directly to PCB ground layer using thermal via matrix for optimal thermal performance."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "1/17 pins cited to the wrong page (name found elsewhere): ['17:DAP@p4']"
        ],
        "pages_sent": 58,
        "cost_usd": 0.5901,
        "at": "2026-09-23T11:54:47"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm63625-q1",
        "pages": 58,
        "sha256": "3be5c04a49a998ff",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
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        "units": "mm",
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7982746831c0bd23f4690608869ad67776faae5c762fb0376666126a3998921b",
        "checked": "2026-10-07",
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      {
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        "role": "eda",
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        "origin": "footprint origin = pad-pattern centre",
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        "sha256": "4eeeebfc8c9b3b0150315aba4166589db9eade84b704eca6be4c2161d02b1210",
        "checked": "2026-10-07",
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}