UCC2802DTR

{
  "slug": "ucc2802dtr",
  "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)",
    "ucc2802dtr",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
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    "ucc2802dtr.step",
    "ucc2802dtr.lbr",
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    "viewers/footprint.html",
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  "component": {
    "mpn": "UCC2802DTR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ucc2802.pdf",
    "parts": {
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      "footprint": "ucc2802dtr.kicad_mod",
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      "lbr": "ucc2802dtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C7121",
      "digikey": "296-46264-2-ND",
      "mouser": "595-UCC2802DTR"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T01:29:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-46264-2-ND",
        "status": "found"
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      "mouser": {
        "pn": "595-UCC2802DTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "COMP",
        "type": "output",
        "description": "COMP is the output of the error amplifier and the input of the PWM comparator, and because the amplifier is internally current-limited, forcing COMP to GND commands zero duty cycle."
      },
      {
        "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 short and small as possible for best stability."
      },
      {
        "number": "3",
        "name": "CS",
        "type": "input",
        "description": "CS is the input to the PWM and overcurrent current-sense comparators, and internal leading-edge blanking disconnects it from the comparator for 100 ns after the rising edge of OUT."
      },
      {
        "number": "4",
        "name": "RC",
        "type": "input",
        "description": "RC is the oscillator timing pin, where a resistor from REF to RC sets the charging current and a capacitor from RC to GND sets the frequency, with recommended timing resistors of 10 kΩ to 200 kΩ and timing capacitors of 100 pF to 1000 pF."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "GND is the reference ground and power ground for all functions on the part."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "OUT is a high-current power driver output capable of driving a power MOSFET gate with peak currents exceeding ±750 mA, and it is actively held low when VCC is below the UVLO threshold."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_in",
        "description": "VCC is the power input of the device, normally fed through a current-limiting resistor, and must be bypassed to GND with a minimum of 1 µF in parallel with a 0.1 µF ceramic capacitor placed close to the device."
      },
      {
        "number": "8",
        "name": "REF",
        "type": "output",
        "description": "REF is the voltage reference for the error amplifier and other functions, is pulled to ground through 5 kΩ when VCC is between 1 V and the UVLO threshold, and requires a minimum 0.1 µF ceramic bypass capacitor to GND with additional bypassing for external loads above 2.5 mA."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "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": [],
        "pages_sent": 22,
        "cost_usd": 0.0332,
        "at": "2026-11-06T01:28:19"
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      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ucc2802.pdf",
        "pages": 60,
        "sha256": "5b21bde28e34d5ba",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}