WL2810D33-4

{
  "slug": "wl2810d33-4",
  "version": "0.1.0",
  "type": "component",
  "description": "WILLSEMI(Will Semicon) Linear Voltage Regulators (LDO), XDFN-4-EP(1x1). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "wl2810d33-4",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "wl2810d33-4.kicad_sym",
    "wl2810d33-4.kicad_mod",
    "wl2810d33-4.glb",
    "wl2810d33-4.step",
    "wl2810d33-4.lbr",
    "docs/hero.png",
    "docs/wl2810d33-4-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "wl2810d33-4-hero.glb",
    "wl2810d33-4-hero.overlay.json",
    "wl2810d33-4-etched.glb"
  ],
  "component": {
    "mpn": "WL2810D33-4",
    "manufacturer": "WILLSEMI(Will Semicon)",
    "package": "XDFN-4-EP(1x1)",
    "pin_count": 5,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3be6a7dd9413e681410ba39c2b06ec0a.pdf",
    "parts": {
      "symbol": "wl2810d33-4.kicad_sym",
      "footprint": "wl2810d33-4.kicad_mod",
      "model_3d": "wl2810d33-4-hero.glb",
      "model_3d_plain": "wl2810d33-4-etched.glb",
      "model_3d_step": "wl2810d33-4-etched.step",
      "model_3d_step_plain": "wl2810d33-4.step",
      "lbr": "wl2810d33-4.lbr"
    },
    "distributor_links": {
      "lcsc": "C506118"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T00:34:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output of the LDO; the datasheet gives an output range of 1.0 V to 3.3 V and a 300 mA output current rating."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Active-high enable; EN logic high voltage (VENH) is 1.2 V minimum and logic low voltage (VENL) is 0.4 V maximum at VIN=5.5 V, and the shutdown current is 1.0 µA maximum with VEN=0 V."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Regulator input supply; the operating supply voltage is 2.2 V to 5.5 V, with an absolute maximum VIN range of -0.3 V to 6.5 V."
      },
      {
        "number": "5",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 shows the exposed pad as 'EP' with no numeric pad number, and the extracted note is pa; The pin table on page 2 lists both SOT-353 and DFN1X1-4L pinouts. Only the DFN1X1-4L columns were us; Pin descriptions for VIN and VOUT draw on general characteristics (supply range, output range, curre",
          "exposed pad 5 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0283,
        "at": "2026-10-29T00:34:08"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3be6a7dd9413e681410ba39c2b06ec0a.pdf",
        "pages": 12,
        "sha256": "e0fad9e03b483a34",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.0,
          0.385
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1fcbe51eaca76e761de8aac3070a55467f3017cf1867ff062861bcfffd48546a",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "wl2810d33-4-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          0.385
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a72aeaec010211b158a5e6a1d1b5784c8a5be17bfc148ca0bf310bfdb05a8f96",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}