UCC21732QDWRQ1

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  "slug": "ucc21732qdwrq1",
  "title": "UCC21732QDWRQ1",
  "brief": "Texas Instruments Isolators - Gate Drivers, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "UCC21732QDWRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "Isolators - Gate Drivers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ucc21732-q1",
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    "distributor_links": {
      "lcsc": "C2866136",
      "digikey": "296-UCC21732QDWRQ1TR-ND",
      "mouser": "595-UCC21732QDWRQ1"
    },
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        "pn": "296-UCC21732QDWRQ1TR-ND",
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    },
    "pins": [
      {
        "number": "1",
        "name": "AIN",
        "type": "input",
        "description": "Isolated analog sensing input for temperature or voltage measurement; parallel small capacitor to COM for noise immunity or tie to COM if unused."
      },
      {
        "number": "2",
        "name": "OC",
        "type": "input",
        "description": "Over-current detection input supporting SenseFET, DESAT, and shunt resistor sensing methods; tie to COM if unused."
      },
      {
        "number": "3",
        "name": "COM",
        "type": "power_in",
        "description": "Common ground reference connected to IGBT emitter pin or SiC-MOSFET source pin for output side isolation."
      },
      {
        "number": "4",
        "name": "OUTH",
        "type": "output",
        "description": "Gate driver output pull-up providing ±10A peak source current with maximum 33V output drive voltage."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply rail for gate drive voltage (13-33V); bypass with >10-μF capacitor to COM placed close to pin."
      },
      {
        "number": "6",
        "name": "OUTL",
        "type": "output",
        "description": "Gate driver output pull-down providing ±10A peak sink current with maximum 33V output drive voltage."
      },
      {
        "number": "7",
        "name": "CLMPE",
        "type": "output",
        "description": "External active Miller clamp output for driving external clamp MOSFET gate; leave floating if unused."
      },
      {
        "number": "8",
        "name": "VEE",
        "type": "power_in",
        "description": "Negative supply rail for gate drive voltage (return rail); bypass with >10-μF capacitor to COM placed close to pin."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Input power supply and logic ground reference for control side."
      },
      {
        "number": "10",
        "name": "IN+",
        "type": "input",
        "description": "Non-inverting gate driver control input with <40ns deglitch filter; tie to VCC if unused."
      },
      {
        "number": "11",
        "name": "IN-",
        "type": "input",
        "description": "Inverting gate driver control input with <40ns deglitch filter; tie to GND if unused."
      },
      {
        "number": "12",
        "name": "RDY",
        "type": "output",
        "description": "Power-good output (open drain) for VCC-GND and VDD-COM supply monitoring; can be paralleled with other RDY signals."
      },
      {
        "number": "13",
        "name": "FLT",
        "type": "output",
        "description": "Active-low fault alarm output (open drain) upon overcurrent or short-circuit detection; can be paralleled with other fault signals."
      },
      {
        "number": "14",
        "name": "RST/EN",
        "type": "input",
        "description": "Reset and enable/disable input; requires >1000ns low pulse width to reset over-current fault condition signaled on FLT pin."
      },
      {
        "number": "15",
        "name": "VCC",
        "type": "power_in",
        "description": "Input power supply (3-5.5V) for control side; bypass with >1-μF capacitor to GND placed close to pin."
      },
      {
        "number": "16",
        "name": "APWM",
        "type": "output",
        "description": "Isolated analog-to-PWM sensor output for temperature or voltage measurement across isolation barrier; leave floating if unused."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "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": 13,
        "cost_usd": 0.1188,
        "at": "2026-10-06T00:18:11"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ucc21732-q1",
        "pages": 59,
        "sha256": "a9af846392bb2103",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
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        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-16-300mil",
      "Category": "Power Management (PMIC)",
      "Pins": "16"
    }
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