UCC2801MDREP

{
  "slug": "ucc2801mdrep",
  "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)",
    "ucc2801mdrep",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ucc2801mdrep.kicad_sym",
    "ucc2801mdrep.kicad_mod",
    "ucc2801mdrep.glb",
    "ucc2801mdrep.step",
    "ucc2801mdrep.lbr",
    "docs/hero.png",
    "docs/ucc2801mdrep-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ucc2801mdrep-hero.glb",
    "ucc2801mdrep-hero.overlay.json"
  ],
  "component": {
    "mpn": "UCC2801MDREP",
    "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": "ucc2801mdrep.kicad_sym",
      "footprint": "ucc2801mdrep.kicad_mod",
      "model_3d": "ucc2801mdrep-hero.glb",
      "model_3d_plain": "ucc2801mdrep.glb",
      "model_3d_step": "ucc2801mdrep-etched.step",
      "model_3d_step_plain": "ucc2801mdrep.step",
      "lbr": "ucc2801mdrep.lbr"
    },
    "distributor_links": {
      "lcsc": "C1849526",
      "digikey": "296-UCC2801MDREPTR-ND",
      "mouser": "595-UCC2801MDREP"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T03:57:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-UCC2801MDREPTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-UCC2801MDREP",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "COMP",
        "type": "output",
        "description": "COMP is the error amplifier output and PWM comparator input; it is a low-output-impedance 2 MHz op amp that can source and sink current but is internally current limited, and 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 comparators, with 100 ns leading-edge blanking after the OUT rising edge; exceeding the overcurrent threshold (1.42 V to 1.68 V, 1.55 V typical) triggers a soft start cycle and the pin is intended for fault sensing only."
      },
      {
        "number": "4",
        "name": "RC",
        "type": "passive",
        "description": "RC is the oscillator timing pin, with timing resistor RT from REF to RC and timing capacitor CT from RC to GND; RT should be between 10 kΩ and 200 kΩ, CT between 100 pF and 1000 pF, and RT must never be less than 10 kΩ."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "GND is the reference ground and power ground for all functions on the device."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "OUT is the high-current totem-pole gate driver for a power MOSFET, capable of peak currents exceeding 750 mA with absolute output current rated at ±1 A, and is actively held low when VCC is below the UVLO threshold."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_in",
        "description": "VCC is the device power input, normally fed through a current limiting resistor, and must not exceed 12 V absolute maximum when driven from a low impedance source with ICC limited to 30 mA."
      },
      {
        "number": "8",
        "name": "REF",
        "type": "output",
        "description": "REF is the 5 V voltage reference for the error amplifier and other internal functions and logic supply, pulled to ground through 5 kΩ when VCC is between 1 V and the UVLO threshold, requiring a minimum 0.1 µF ceramic bypass to GND and additional bypass 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 gives only one 8-pin D (SOIC) top-view pinout, which applies to all variants including; Pin types were assigned to KiCad ERC classes from the functional descriptions (COMP and OUT as outpu; The package option addendum (page 13, dated 22-May-2026) lists UCC2801MDREP with status NRND (not re"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0829,
        "at": "2026-10-11T03:57:05"
      },
      "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": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ucc2801mdrep.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ucc2801mdrep-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b1e82419c499196a55cb117fc74d38c19ad4ad91f9503abfaba359d1ffaceef0",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}