UCC2813QDR-1Q1

{
  "slug": "ucc2813qdr-1q1",
  "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": [
    "component",
    "power management (pmic)",
    "ucc2813qdr-1q1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "README.md",
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    "ucc2813qdr-1q1.kicad_mod",
    "ucc2813qdr-1q1.glb",
    "ucc2813qdr-1q1.step",
    "ucc2813qdr-1q1.lbr",
    "docs/hero.png",
    "docs/ucc2813qdr-1q1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ucc2813qdr-1q1-hero.glb",
    "ucc2813qdr-1q1-hero.overlay.json"
  ],
  "component": {
    "mpn": "UCC2813QDR-1Q1",
    "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",
    "parts": {
      "symbol": "ucc2813qdr-1q1.kicad_sym",
      "footprint": "ucc2813qdr-1q1.kicad_mod",
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      "lbr": "ucc2813qdr-1q1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2657963",
      "digikey": "296-19428-2-ND",
      "mouser": "595-UCC2813QDR-1Q1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T01:38:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-19428-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-UCC2813QDR-1Q1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "COMP",
        "type": "output",
        "description": "COMP is the error amplifier output and the PWM comparator input, with feedback loop compensation applied between this pin and FB."
      },
      {
        "number": "2",
        "name": "FB",
        "type": "input",
        "description": "FB is the inverting input of the error amplifier, and its lead length and stray capacitance should be kept as small as possible for best stability."
      },
      {
        "number": "3",
        "name": "CS",
        "type": "input",
        "description": "CS is the input to the current-sense comparators (PWM and overcurrent), with 100 ns leading-edge blanking and an overcurrent threshold of 1.32 V to 1.7 V (1.55 V typical)."
      },
      {
        "number": "4",
        "name": "RC",
        "type": "input",
        "description": "RC is the oscillator timing pin, where an external resistor from REF and a capacitor to GND set the switching frequency (up to 1 MHz) and maximum duty cycle, with timing resistor limited to 10 kΩ to 200 kΩ and never below 10 kΩ."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "GND is the reference ground and power ground for all functions of the device, and TI recommends separating the signal return from the high-current gate driver path."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "OUT is the high-current power driver output for the power MOSFET gate, rated at 1 A peak (±1 A absolute maximum) and held low during UVLO."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_in",
        "description": "VCC is the device bias supply input, which must be kept below the 12 V absolute maximum (internal zener clamps near 13.5 V) and driven through a current-limiting resistor, with a 0.1 µF ceramic bypass to GND placed close to the pin."
      },
      {
        "number": "8",
        "name": "REF",
        "type": "power_out",
        "description": "REF is the voltage reference output (5 V for the -1 variant), limited to 5 mA output current and requiring at least a 0.1 µF ceramic bypass to GND placed close to the pin."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Ordering table (page 37) lists UCC2813QDR-1Q1 with status NRND (Not Recommended for New Designs). Co; Pin numbers and names are from Table 5-1 and the SOIC/PDIP top-view figure (Figure 5-1, labeled N an; Pin types are KiCad mappings: the datasheet labels VCC as I and REF as O. VCC was mapped to power_in"
        ],
        "pages_sent": 35,
        "cost_usd": 0.1896,
        "at": "2026-10-08T01:37:56"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ucc2813-0-q1",
        "pages": 47,
        "sha256": "114dd59e68535e9e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ucc2813qdr-1q1-etched.step",
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  }
}