XL3001E1

{
  "schema_version": 1,
  "type": "component",
  "slug": "xl3001e1",
  "title": "XL3001E1",
  "brief": "XLSEMI LED Drivers, SOIC-8-EP. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "led-drv",
    "xl3001e1"
  ],
  "component": {
    "mpn": "XL3001E1",
    "manufacturer": "XLSEMI",
    "package": "SOIC-8-EP",
    "pin_count": 9,
    "category": "LED-drv",
    "subcategory": "LED Drivers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/26b656b0e1514c1eb9f043911b37b5e2.pdf",
    "parts": {
      "symbol": "xl3001e1.kicad_sym",
      "footprint": "xl3001e1.kicad_mod",
      "model_3d": "xl3001e1-etched.glb",
      "model_3d_plain": "xl3001e1.glb",
      "model_3d_step": "xl3001e1-etched.step",
      "model_3d_step_plain": "xl3001e1.step",
      "lbr": "xl3001e1.lbr"
    },
    "distributor_links": {
      "lcsc": "C73020"
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Output current-sense input. Regulated to an internal 0.21 V reference (IOUT = 0.21 V / RCS). Connect to the high side of the current-sense resistor to set LED current."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave floating or tie to any convenient net; the pin is not internally bonded."
      },
      {
        "number": "3",
        "name": "VC",
        "type": "passive",
        "description": "Internal voltage-regulator bypass pin. Connect a 1 µF ceramic capacitor between VIN and VC in typical applications for internal LDO decoupling."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input, 8 V to 40 V DC (absolute max 45 V). Bypass VIN to GND with an electrolytic capacitor (e.g. 100 µF/50 V) plus a ceramic to suppress switching noise."
      },
      {
        "number": "5",
        "name": "SW",
        "type": "output",
        "description": "Power switching output (drain of internal high-side power MOSFET). Connect to the buck inductor / catch diode node; rated for up to 3 A switching current at 220 kHz. Electrically tied to the exposed metal pad on the package back."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "output",
        "description": "Power switching output (drain of internal high-side power MOSFET). Tie to pin 5 and to the exposed pad; carries the buck switch-node current."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground. Tie to pin 8 and to the PCB ground plane; return path for VIN bypass and CS sense resistor."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground. Tie to pin 7 and to the PCB ground plane."
      },
      {
        "number": "9",
        "name": "EP/SW",
        "type": "output",
        "description": "Exposed thermal pad on the back of the SOP8-EP package. Electrically the SW node (the datasheet notes '背部焊盘为 SW'). Solder to the SW copper pour to conduct switch-node current and heat."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/26b656b0e1514c1eb9f043911b37b5e2.pdf",
        "pages": 13,
        "sha256": "7ac593a3adc03e11",
        "source_tier": "mfr"
      },
      "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm@sha256:5848244c5e72002e",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "xl3001e1.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xl3001e1-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e4201ee5e691f5a347ab86bc5806007fed35c598f942c2ad7000467060882974",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XLSEMI",
      "Package": "SOIC-8-EP",
      "Category": "LED-drv",
      "Pins": "9"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "xl3001e1"
  ],
  "discovery_pitch": "XL3001E1 (XLSEMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xl3001e1.kicad_sym",
    "xl3001e1.kicad_mod",
    "xl3001e1.glb",
    "xl3001e1.step",
    "xl3001e1-etched.step",
    "xl3001e1.lbr",
    "docs/hero.png",
    "docs/xl3001e1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "variants": [
    {
      "mpn": "XL3001E1",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T14:31:42.217Z"
}