UCC24624DR

{
  "slug": "ucc24624dr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ucc24624dr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ucc24624dr.kicad_sym",
    "ucc24624dr.kicad_mod",
    "ucc24624dr.glb",
    "ucc24624dr.step",
    "ucc24624dr.lbr",
    "docs/hero.png",
    "docs/ucc24624dr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ucc24624dr-hero.glb",
    "ucc24624dr-hero.overlay.json",
    "ucc24624dr-etched.glb"
  ],
  "component": {
    "mpn": "UCC24624DR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ucc24624.pdf",
    "parts": {
      "symbol": "ucc24624dr.kicad_sym",
      "footprint": "ucc24624dr.kicad_mod",
      "model_3d": "ucc24624dr-hero.glb",
      "model_3d_plain": "ucc24624dr-etched.glb",
      "model_3d_step": "ucc24624dr-etched.step",
      "model_3d_step_plain": "ucc24624dr.step",
      "lbr": "ucc24624dr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2862446",
      "digikey": "296-UCC24624DRTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T19:05:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-UCC24624DRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VG1",
        "type": "output",
        "description": "Gate drive output for the channel 1 SR MOSFET, delivering 1.5-A peak source and 4-A peak sink current into a large N-channel MOSFET through a small series resistor."
      },
      {
        "number": "2",
        "name": "PGND",
        "type": "power_in",
        "description": "Power return pin for the IC bias current and high peak gate-driver current, which must connect directly to the SR MOSFET source pins."
      },
      {
        "number": "3",
        "name": "REG",
        "type": "power_out",
        "description": "Internal linear regulator output that generates a well-regulated 11-V bias rail, requiring a 2.2-µF bypass capacitor from REG to PGND."
      },
      {
        "number": "4",
        "name": "VD1",
        "type": "input",
        "description": "Channel 1 SR MOSFET drain voltage sensing input, rated for -0.7 V to 230 V, which should be routed to avoid shared power-path parasitic inductance."
      },
      {
        "number": "5",
        "name": "VSS",
        "type": "power_in",
        "description": "Sense input for the voltage drop across both SR MOSFETs, shared by both channels, where an optional resistor to the MOSFET source adjusts the turn-off threshold."
      },
      {
        "number": "6",
        "name": "VD2",
        "type": "input",
        "description": "Channel 2 SR MOSFET drain voltage sensing input, rated for -0.7 V to 230 V, which should be routed to avoid shared power-path parasitic inductance."
      },
      {
        "number": "7",
        "name": "VDD",
        "type": "power_in",
        "description": "Input to the internal linear regulator, connected to the output voltage when that voltage is below 24.75 V, with a series resistor required above 24.75 V to limit the internal clamp current."
      },
      {
        "number": "8",
        "name": "VG2",
        "type": "output",
        "description": "Gate drive output for the channel 2 SR MOSFET, delivering 1.5-A peak source and 4-A peak sink current into a large N-channel MOSFET through a small series resistor."
      }
    ],
    "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 marks REG as 'O' (output) and VDD as 'I' (input). I mapped REG to KiCad power_out beca; Pin numbers come from the Pin Functions table (page 3). The top-view figure text on that page is gar"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0431,
        "at": "2026-10-17T19:01:24"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ucc24624.pdf",
        "pages": 38,
        "sha256": "cb5bd27d66fa0a05",
        "source_tier": "mfr"
      },
      "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": "ucc24624dr.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ucc24624dr-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": "14b42f4e81142847c743240c4a30ae62f63de2a1abe1e39d9048c680f0273654",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}