UCC27735QDRQ1

{
  "slug": "ucc27735qdrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments , SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "ic",
    "ucc27735qdrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ucc27735qdrq1.kicad_sym",
    "ucc27735qdrq1.kicad_mod",
    "ucc27735qdrq1.glb",
    "ucc27735qdrq1.step",
    "ucc27735qdrq1.lbr",
    "docs/hero.png",
    "docs/ucc27735qdrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ucc27735qdrq1-hero.glb",
    "ucc27735qdrq1-hero.overlay.json",
    "ucc27735qdrq1-etched.glb"
  ],
  "component": {
    "mpn": "UCC27735QDRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "IC",
    "subcategory": "IC",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ucc27734.pdf?ts=1761165835280&ref_url=https%253A%252F%252Fwww.ti.com%252Fsitesearch%252Fen-us%252Fdocs%252Funiversalsearch.tsp%253FlangPref%253Den-US%2526nr%253D4%2526searchTerm%253DUCC27734DR",
    "parts": {
      "symbol": "ucc27735qdrq1.kicad_sym",
      "footprint": "ucc27735qdrq1.kicad_mod",
      "model_3d": "ucc27735qdrq1-hero.glb",
      "model_3d_plain": "ucc27735qdrq1-etched.glb",
      "model_3d_step": "ucc27735qdrq1-etched.step",
      "model_3d_step_plain": "ucc27735qdrq1.step",
      "lbr": "ucc27735qdrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C51955933",
      "digikey": "296-UCC27735QDRQ1TR-ND",
      "mouser": "595-UCC27735QDRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:07:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-UCC27735QDRQ1TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-UCC27735QDRQ1",
        "status": "found",
        "lifecycle": "New Product"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "HI",
        "type": "input",
        "description": "Logic input for high-side driver; if HI is unbiased or floating, HO is held low."
      },
      {
        "number": "2",
        "name": "LI",
        "type": "input",
        "description": "Logic input for low-side driver; if LI is unbiased or floating, LO is held low."
      },
      {
        "number": "3",
        "name": "VSS",
        "type": "power_in",
        "description": "Logic ground."
      },
      {
        "number": "4",
        "name": "EN/NC",
        "type": "input",
        "description": "Enable input for both drivers; biased low disables HO and LO regardless of HI and LI, biased high or floating enables both."
      },
      {
        "number": "5",
        "name": "COM",
        "type": "power_in",
        "description": "Return for the low-side driver output; on UCC27735 it is separate from VSS (VSS-COM rated -7V to 6V)."
      },
      {
        "number": "6",
        "name": "LO",
        "type": "output",
        "description": "Low-side driver output."
      },
      {
        "number": "7",
        "name": "VDD",
        "type": "power_in",
        "description": "Bias supply input (10V to 21V VDD-VSS) for the input logic and low-side driver output, bypassed to VSS with a typical 1µF capacitor, and to COM with 100nF if a shunt resistor is used between COM and VSS."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "11",
        "name": "HS",
        "type": "passive",
        "description": "Return for the high-side floating supply (switch node), rated up to 700V absolute maximum."
      },
      {
        "number": "12",
        "name": "HO",
        "type": "output",
        "description": "High-side driver output."
      },
      {
        "number": "13",
        "name": "HB",
        "type": "power_in",
        "description": "High-side floating supply (up to 700V absolute maximum), bypassed to HS with a capacitor typically 10× the gate capacitance for bootstrap operation."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The orderable table (page 30) lists UCC27735DR (SOIC 14) but not the automotive UCC27735QDRQ1. The a; Pin types for HS (passive) and HB (power_in) are my own classification. The datasheet lists HB as in"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0812,
        "at": "2026-10-23T12:07:13"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ucc27734.pdf?ts=1761165835280&ref_url=https%253A%252F%252Fwww.ti.com%252Fsitesearch%252Fen-us%252Fdocs%252Funiversalsearch.tsp%253FlangPref%253Den-US%2526nr%253D4%2526searchTerm%253DUCC27734DR",
        "pages": 40,
        "sha256": "04c832fde7f35be6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ucc27735qdrq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ucc27735qdrq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "014320772d09359e1c524786dba1fd3da69334e5304e64bc53965efeeb7a7a16",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}