UCC2813QDR-3Q1

{
  "slug": "ucc2813qdr-3q1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments AC-DC Controllers And Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "power management (pmic)",
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  "component": {
    "mpn": "UCC2813QDR-3Q1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ucc2813-0-q1",
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      "lbr": "ucc2813qdr-3q1.lbr"
    },
    "distributor_links": {
      "lcsc": 2657964,
      "digikey": "296-17879-2-ND",
      "mouser": "595-UCC2813QDR-3Q1"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T07:36:18Z",
      "source": "Component Ocean /api/assign-pns",
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        "pn": "296-17879-2-ND",
        "status": "found"
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        "pn": "595-UCC2813QDR-3Q1",
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    },
    "pins": [
      {
        "number": "1",
        "name": "COMP",
        "type": "output",
        "description": "Error amplifier output and PWM comparator input with internal soft-start ramping from 0.5V to REF-1V (3V typical for UCC2813-3-Q1) over 4ms during power-up or fault recovery."
      },
      {
        "number": "2",
        "name": "FB",
        "type": "input",
        "description": "Inverting input to error amplifier for feedback voltage regulation with typical input voltage 1.92-2.05V at VCOMP=2V for UCC2813-3-Q1."
      },
      {
        "number": "3",
        "name": "CS",
        "type": "input",
        "description": "Current sensing input with 1.65V/V typical gain, 100ns leading-edge blanking, and maximum input signal of 1V at VCOMP=5V."
      },
      {
        "number": "4",
        "name": "RC",
        "type": "input",
        "description": "Oscillator timing pin for programming switching frequency (26-36kHz for UCC2813-3-Q1) and 100% maximum duty cycle via external 10-200kΩ resistor and 100-1000pF capacitor."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Signal reference ground and power ground for all device functions and signal paths."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "High-current totem-pole gate driver output with ±1A peak current capability, 41-75ns rise/fall times at 1nF load, and CMOS output structure with internal zener clamp to VCC."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_in",
        "description": "Bias power supply input with UVLO turn-on threshold of 3.7-4.5V (4.1V typical) and turn-off of 3.2-4.0V (3.6V typical); absolute maximum 12V with series current-limiting resistor and 0.1µF bypass capacitor to GND required."
      },
      {
        "number": "8",
        "name": "REF",
        "type": "output",
        "description": "4V voltage reference output (±1.5% accuracy at 25°C) with 5mA maximum load current serving as error amplifier and logic bias source; minimum 0.1µF bypass capacitor to GND required."
      }
    ],
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        "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": 35,
        "cost_usd": 0.3005,
        "at": "2026-10-03T07:35:51"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ucc2813-0-q1",
        "pages": 47,
        "sha256": "114dd59e68535e9e",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
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        "refuses_to_fabricate": true
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