LM53602AMPWPR

{
  "slug": "lm53602ampwpr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, HTSSOP-16-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "lm53602ampwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "lm53602ampwpr.kicad_sym",
    "lm53602ampwpr.kicad_mod",
    "lm53602ampwpr.glb",
    "lm53602ampwpr.step",
    "lm53602ampwpr.lbr",
    "docs/hero.png",
    "docs/lm53602ampwpr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm53602ampwpr-hero.glb",
    "lm53602ampwpr-hero.overlay.json"
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  "component": {
    "mpn": "LM53602AMPWPR",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-16-EP",
    "pin_count": 17,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm53602",
    "parts": {
      "symbol": "lm53602ampwpr.kicad_sym",
      "footprint": "lm53602ampwpr.kicad_mod",
      "model_3d": "lm53602ampwpr-hero.glb",
      "model_3d_plain": "lm53602ampwpr.glb",
      "model_3d_step": "lm53602ampwpr-etched.step",
      "model_3d_step_plain": "lm53602ampwpr.step",
      "lbr": "lm53602ampwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2072665",
      "digikey": "296-LM53602AMPWPRTR-ND",
      "mouser": "595-LM53602AMPWPR"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T09:07:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LM53602AMPWPRTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-LM53602AMPWPR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "output",
        "description": "Regulator switch node driven by internal high-side and low-side MOSFETs; connect to power inductor and directly to pin 2 at PCB."
      },
      {
        "number": "2",
        "name": "SW",
        "type": "output",
        "description": "Regulator switch node driven by internal high-side and low-side MOSFETs; connect to power inductor and directly to pin 1 at PCB."
      },
      {
        "number": "3",
        "name": "CBOOT",
        "type": "power_out",
        "description": "Bootstrap supply input for high-side gate drivers; connect 470-nF capacitor between this pin and SW node."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal 3.15-V regulated output for control circuits; bypass with 3.3-µF capacitor to GND; do not connect to external loads."
      },
      {
        "number": "5",
        "name": "BIAS",
        "type": "input",
        "description": "Input to internal voltage regulator; connect to output voltage point with 0.1-µF bypass capacitor to GND; do not ground directly."
      },
      {
        "number": "6",
        "name": "SYNC",
        "type": "input",
        "description": "Synchronization input for regulator switching frequency in range 1.9 to 2.3 MHz; connect to GND when unused; do not float."
      },
      {
        "number": "7",
        "name": "FPWM",
        "type": "input",
        "description": "Mode control input for PWM/PFM operation; high forces PWM mode, low enables auto mode with transitions between PFM and PWM; do not float."
      },
      {
        "number": "8",
        "name": "RESET",
        "type": "output",
        "description": "Open-drain reset output; high indicates power OK, low indicates fault or EN low; connect to external voltage supply through current-limiting resistor."
      },
      {
        "number": "9",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to output voltage regulator; connect to sense point for fixed options or divider tap for adjustable; nominal reference 1.0 V; do not float or ground."
      },
      {
        "number": "10",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for regulator circuits; all electrical parameters measured with respect to this pin; connect to EP and PGND on PCB."
      },
      {
        "number": "11",
        "name": "EN",
        "type": "input",
        "description": "Enable input to regulator; high enables operation, low disables; rising threshold 1.7 V, falling threshold 0.8 V; can connect directly to VIN; do not float."
      },
      {
        "number": "12",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input from 3.5 V to 36 V with transient capability to 42 V; bypass with high-quality capacitor to PGND; connect directly to pin 13 at PCB."
      },
      {
        "number": "13",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input from 3.5 V to 36 V with transient capability to 42 V; bypass with high-quality capacitor to PGND; connect directly to pin 12 at PCB."
      },
      {
        "number": "14",
        "name": "N/C",
        "type": "unconnected",
        "description": "No connection to device."
      },
      {
        "number": "15",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground to internal low-side MOSFET; connect to AGND and system ground; connect directly to pin 16 at PCB."
      },
      {
        "number": "16",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground to internal low-side MOSFET; connect to AGND and system ground; connect directly to pin 15 at PCB."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "power_in",
        "description": "Exposed die attach paddle thermal pad; connect to ground plane for adequate heat sinking and EMI noise reduction."
      }
    ],
    "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": [],
        "pages_sent": 10,
        "cost_usd": 0.1352,
        "at": "2026-10-07T09:07:13"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm53602",
        "pages": 40,
        "sha256": "590d70f52aa0f37f",
        "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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        "checked": "2026-10-07",
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        "checked": "2026-10-07",
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  }
}