main
Ray Set visibility: public 46e08e6 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lw5218n23d",
  "title": "LW5218N23D",
  "brief": "Lewa Micro Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3L. 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)",
    "lw5218n23d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LW5218N23D",
    "manufacturer": "Lewa Micro",
    "package": "SOT-23-3L",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8775070473690460160",
    "parts": {
      "symbol": "lw5218n23d.kicad_sym",
      "footprint": "lw5218n23d.kicad_mod",
      "model_3d": "lw5218n23d-hero.glb",
      "model_3d_plain": "lw5218n23d-etched.glb",
      "model_3d_step": "lw5218n23d-etched.step",
      "model_3d_step_plain": "lw5218n23d.step",
      "lbr": "lw5218n23d.lbr"
    },
    "distributor_links": {
      "lcsc": "C20630440"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T18:14:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the regulator, which the datasheet asks to be kept separate from the VIN ground plane and connected only at the GND pin."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin with fixed output selectable from 1.2 V to 5.0 V in 100 mV steps, rated for up to 500 mA, and recommended to use at least a 1 µF low-ESR ceramic capacitor to GND."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin with a recommended operating range of 1.5 V to 6.0 V (absolute maximum -0.3 V to 7.0 V), to be decoupled with a ceramic capacitor of at least 1 µF placed as close to the pin as possible."
      }
    ],
    "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 SOT23-3L pin numbers were taken from the first numeric column of the page 2 pin table (SOT23/SOT; The datasheet lists no EN or NC pin for the SOT23-3L variant (the table shows '--' in that column), "
        ],
        "pages_sent": 22,
        "cost_usd": 0.075,
        "at": "2026-10-18T18:11:48"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8775070473690460160",
        "pages": 22,
        "sha256": "554585e66fced619",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lw5218n23d.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lw5218n23d-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "95ecddd63ed6598ed2eb5ee0c4687c01a84e5d7d0b7b659f70787f30a0197de1",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Lewa Micro",
      "Package": "SOT-23-3L",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "554585e66fced61992aec26b7577f42e8e4ada247b45e185a1d112d3f709e51c",
      "rows": [
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Accuracy",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -1.5,
          "typ": null,
          "max": 1.5,
          "conditions": "IOUT= 1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 515,
          "typ": null,
          "max": 700,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 40,
          "max": 60,
          "conditions": "VIN= VEN=VOUT+1V, No Load",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current",
          "symbol": "ISHD",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=6.0, VEN=0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Short Current",
          "symbol": "ISHORT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "VOUT=0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "ΔVOUT/(ΔVIN*VOUT(NOM))",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.1,
          "max": 0.25,
          "conditions": "VIN= VOUT +1V to 6V, IOUT=1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 20,
          "max": 50,
          "conditions": "1mA≤IOUT≤500mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN High Voltage",
          "symbol": "VENH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "VIN=1.5V to 6.0V, IOUT=1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN Low Voltage",
          "symbol": "VENL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Startup Time",
          "symbol": "TSTR",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "From VEN 'L'→'H' to 95%*VOUT, COUT=1uF, No Load",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Discharge Resistance",
          "symbol": "RDSCHG",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "VIN=6V, VEN=0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "℃",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "Temperature rising",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "TSD Hysteresis",
          "symbol": "ΔTSD",
          "kind": "electrical",
          "unit": "℃",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "Temperature falling",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Pin Voltage (absolute maximum)",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VOUT Pin Voltage (absolute maximum)",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Upper limit printed as (VIN+0.3)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility, HBM",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -4000,
          "typ": null,
          "max": 4000,
          "conditions": "Per ANSI/ESDA/JEDEC JS-001; printed as ±4000",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature Range (absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering)",
          "symbol": "TSOLDER",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10s",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient Thermal Resistance, SOT23-3L",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 290,
          "max": null,
          "conditions": "Device mounted on FR-4 PCB, refer to JESD51-3",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN Supply Voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Pin Voltage (recommended)",
          "symbol": "VEN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VOUT Pin Voltage (recommended)",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.2,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Current (recommended)",
          "symbol": "IOUT",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature Range (recommended)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lw5218n23d"
  ],
  "discovery_pitch": "LW5218N23D (Lewa Micro) 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",
    "lw5218n23d.kicad_sym",
    "lw5218n23d.kicad_mod",
    "lw5218n23d.glb",
    "lw5218n23d.step",
    "lw5218n23d.lbr",
    "docs/hero.png",
    "docs/lw5218n23d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lw5218n23d-hero.glb",
    "lw5218n23d-hero.overlay.json",
    "lw5218n23d-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}