UCC2804QDREP

{
  "schema_version": 1,
  "type": "component",
  "slug": "ucc2804qdrep",
  "title": "UCC2804QDREP",
  "brief": "Texas Instruments AC-DC Controllers And Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "ucc2804qdrep",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "UCC2804QDREP",
    "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/ucc2801-ep",
    "parts": {
      "symbol": "ucc2804qdrep.kicad_sym",
      "footprint": "ucc2804qdrep.kicad_mod",
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      "model_3d_plain": "ucc2804qdrep.glb",
      "model_3d_step": "ucc2804qdrep-etched.step",
      "model_3d_step_plain": "ucc2804qdrep.step",
      "lbr": "ucc2804qdrep.lbr"
    },
    "distributor_links": {
      "lcsc": "C2867263",
      "digikey": "296-18190-2-ND",
      "mouser": "595-UCC2804QDREP"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T16:45:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-18190-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-UCC2804QDREP",
        "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 it can both source and sink current, with zero duty cycle commanded by externally forcing it to GND."
      },
      {
        "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, with leading-edge blanking disconnecting it for 100 ns after the rising edge of OUT, and exceeding the overcurrent threshold triggers a soft-start cycle."
      },
      {
        "number": "4",
        "name": "RC",
        "type": "passive",
        "description": "RC is the oscillator timing pin, with a timing resistor between REF and RC (10 kΩ to 200 kΩ recommended, never less than 10 kΩ) and a timing capacitor from RC to GND (100 pF to 1000 pF recommended)."
      },
      {
        "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 the high-current power driver output for a power MOSFET gate, capable of 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, normally powered through a current-limiting resistor and to be bypassed to GND with a ceramic capacitor placed as close to the pin as possible."
      },
      {
        "number": "8",
        "name": "REF",
        "type": "power_out",
        "description": "REF is the voltage reference for the error amplifier and other internal functions, requires a minimum 0.1 µF ceramic bypass to GND, and needs additional bypassing for external loads above 2.5 mA."
      }
    ],
    "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: The datasheet covers the family; UCC2804QDREP is a Q-temp SOIC-8 (D) part per the ordering informati; Pin types are KiCad ERC classes chosen from the functional descriptions; the datasheet does not stat; Spec-level headline values (e.g. VCC absolute maximum 12 V, 30 mA VCC current limit, 5 V reference) "
        ],
        "pages_sent": 19,
        "cost_usd": 0.0881,
        "at": "2026-10-08T16:44:38"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ucc2801-ep",
        "pages": 19,
        "sha256": "bcffdce038e42e92",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "ucc2804qdrep.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ucc2804qdrep-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "58784c15aa62d7ad04dc34a445138d3c98852d6eb2e2ed326b41ec007c7233cd",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    }
  },
  "variants": [],
  "sections": [
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    "breadcrumbs",
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  "discovery_triggers": [
    "ucc2804qdrep"
  ],
  "discovery_pitch": "UCC2804QDREP (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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}