U3220E

{
  "schema_version": 1,
  "type": "component",
  "slug": "u3220e",
  "title": "U3220E",
  "brief": "UNI SEMIC Power Distribution Switches, ESOP-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)",
    "u3220e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "U3220E",
    "manufacturer": "UNI SEMIC",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Distribution Switches",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755162676358602752",
    "parts": {
      "symbol": "u3220e.kicad_sym",
      "footprint": "u3220e.kicad_mod",
      "model_3d": "u3220e-hero.glb",
      "model_3d_plain": "u3220e.glb",
      "model_3d_step": "u3220e-etched.step",
      "model_3d_step_plain": "u3220e.step",
      "lbr": "u3220e.lbr"
    },
    "distributor_links": {
      "lcsc": "C2932190"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T22:57:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 540 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Chip supply pin that also serves as the output-voltage feedback input when FB is floating; a 0.1uF SMD capacitor is recommended at VDD, VDD_ON is 7.5 V typ, VDD_OVP is 24 V typ, VDD clamp is 26 V typ at 10 mA, and the absolute maximum VDD supply is 30 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Chip reference ground."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input pin; the output defaults to 14.3 V when this pin is left floating, the internal reference VFB_REF is 1.87 V typ, the OVP threshold is 2.40 V typ, and the OLP threshold is 1.40 V typ, with FB/CS pin voltage rated -0.3 to 7 V."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "Peak current sense pin that sets the cycle-by-cycle peak current threshold (VIPK 0.3 V typ) with 350 ns leading-edge blanking, and the abnormal overcurrent threshold AOCP is 0.6 V typ; the FB/CS pin voltage is rated -0.3 to 7 V."
      },
      {
        "number": "5",
        "name": "Drain",
        "type": "power_in",
        "description": "Internal high-voltage MOSFET drain; the Drain pin voltage is rated -0.3 to 120 V and the MOSFET breakdown voltage is 120 V typ."
      },
      {
        "number": "6",
        "name": "Drain",
        "type": "power_in",
        "description": "Internal high-voltage MOSFET drain (second drain pin, same function as pin 5); the Drain pin voltage is rated -0.3 to 120 V."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; the datasheet recommends leaving this pin floating."
      },
      {
        "number": "8",
        "name": "HV",
        "type": "power_in",
        "description": "Internal high-voltage start-up pin that supplies the 180 V start-up circuit, which charges the VDD capacitor from the HV source (IHV is 1 mA min and 4 mA max at HV=90 V, VDD=0 V)."
      },
      {
        "number": "9",
        "name": "Drain",
        "type": "power_in",
        "description": "Internal high-voltage MOSFET drain on the exposed thermal pad, which must be well soldered to the PCB (applies to U3220E)."
      }
    ],
    "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 classifies CS as an output (O), but functionally it is a peak-current sense input; I t; The datasheet lists pins 5 and 6 together as 'Drain' and pin 9 as the 'Drain' exposed pad (EP). Each; Pin 7 (NC) appears in the datasheet below the internal block diagram heading rather than in the pin "
        ],
        "pages_sent": 12,
        "cost_usd": 0.0466,
        "at": "2026-10-09T22:55:12"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755162676358602752",
        "pages": 12,
        "sha256": "94612a27fe15e502",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "u3220e.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "u3220e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "01c599851fbcce8ed28942addb7904a705820f5e57b2786748a2e687d49f68f9",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "UNI SEMIC",
      "Package": "ESOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "9"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "u3220e"
  ],
  "discovery_pitch": "U3220E (UNI SEMIC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "u3220e.kicad_sym",
    "u3220e.kicad_mod",
    "u3220e.glb",
    "u3220e.step",
    "u3220e.lbr",
    "docs/hero.png",
    "docs/u3220e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "u3220e-hero.glb",
    "u3220e-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}