UCC27301ADR

{
  "slug": "ucc27301adr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Global Sourcing Parts, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "global sourcing parts",
    "ucc27301adr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ucc27301adr.kicad_sym",
    "ucc27301adr.kicad_mod",
    "ucc27301adr.glb",
    "ucc27301adr.step",
    "ucc27301adr.lbr",
    "docs/hero.png",
    "docs/ucc27301adr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ucc27301adr-hero.glb",
    "ucc27301adr-hero.overlay.json",
    "ucc27301adr-etched.glb"
  ],
  "component": {
    "mpn": "UCC27301ADR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Global Sourcing Parts",
    "subcategory": "Global Sourcing Parts",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ucc27301a.pdf",
    "parts": {
      "symbol": "ucc27301adr.kicad_sym",
      "footprint": "ucc27301adr.kicad_mod",
      "model_3d": "ucc27301adr-hero.glb",
      "model_3d_plain": "ucc27301adr-etched.glb",
      "model_3d_step": "ucc27301adr-etched.step",
      "model_3d_step_plain": "ucc27301adr.step",
      "lbr": "ucc27301adr.lbr"
    },
    "distributor_links": {
      "lcsc": "C41558418",
      "digikey": "296-UCC27301ADRTR-ND",
      "mouser": "595-UCC27301ADR"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T11:19:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-UCC27301ADRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-UCC27301ADR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply to the low-side gate driver, to be decoupled to VSS (GND) with a typical 0.22µF to 4.7µF capacitor."
      },
      {
        "number": "2",
        "name": "HB",
        "type": "power_in",
        "description": "High-side bootstrap supply; the bootstrap diode is on-chip, and the positive side of an external bootstrap capacitor, typically 0.022µF to 0.1µF, connects to this pin."
      },
      {
        "number": "3",
        "name": "HO",
        "type": "output",
        "description": "High-side output that connects to the gate of the high-side power MOSFET."
      },
      {
        "number": "4",
        "name": "HS",
        "type": "power_in",
        "description": "High-side source connection that connects to the source of the high-side power MOSFET and to the negative side of the bootstrap capacitor."
      },
      {
        "number": "5",
        "name": "HI",
        "type": "input",
        "description": "High-side input; if the source impedance exceeds 100Ω, a bypass capacitor of about 1nF to 10nF should be added from HI to VSS."
      },
      {
        "number": "6",
        "name": "LI",
        "type": "input",
        "description": "Low-side input; if the source impedance exceeds 100Ω, a bypass capacitor of about 1nF to 10nF should be added from LI to VSS."
      },
      {
        "number": "7",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply terminal for the device, generally grounded."
      },
      {
        "number": "8",
        "name": "LO",
        "type": "output",
        "description": "Low-side output that connects to the gate of the low-side power MOSFET."
      }
    ],
    "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: Datasheet labels these pins as power (P) without a KiCad class; mapped to power_in as the closest ma; Pin descriptions include footnote (1) on the source-impedance assumption (<100Ω); the summarized des; Page 3 shows the D package top view twice (Figures 4-1 and 4-2) with identical pin assignments; only"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0338,
        "at": "2026-10-20T11:19:41"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ucc27301a.pdf",
        "pages": 37,
        "sha256": "1dffd70d4589f012",
        "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": "ucc27301adr.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": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ucc27301adr-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": "5e4299cd8dddab070501824b639ca11366346bd7f6b424adcd841dfe11dc42f8",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}