XT1861B332MR-G

{
  "schema_version": 1,
  "type": "component",
  "slug": "xt1861b332mr-g",
  "title": "XT1861B332MR-G",
  "brief": "NATLINEAR DC-DC Converters, SOT-23-3L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "xt1861b332mr-g"
  ],
  "component": {
    "mpn": "XT1861B332MR-G",
    "manufacturer": "NATLINEAR",
    "package": "SOT-23-3L",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/dfe850514170099f212ca0d42c1a68ed.pdf",
    "parts": {
      "symbol": "xt1861b332mr-g.kicad_sym",
      "footprint": "xt1861b332mr-g.kicad_mod",
      "model_3d": "xt1861b332mr-g-etched.glb",
      "model_3d_plain": "xt1861b332mr-g.glb",
      "model_3d_step": "xt1861b332mr-g-etched.step",
      "model_3d_step_plain": "xt1861b332mr-g.step",
      "lbr": "xt1861b332mr-g.lbr"
    },
    "distributor_links": {
      "lcsc": "C236396"
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / reference return (接地端). Connect to system ground."
      },
      {
        "number": "2",
        "name": "LX",
        "type": "passive",
        "description": "Switch node (开关). Connects to the external boost inductor between VIN and the internal power switch / synchronous rectifier. Rated 1000 mA maximum switch current, 6.5 V absolute maximum."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated boost output (输出端), factory-set to 3.3 V ±2.5% (suffix '33'). Also serves as the IC supply once the output is above the input. Bypass with a 22 µF ceramic capacitor to GND. 6.5 V absolute maximum."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/dfe850514170099f212ca0d42c1a68ed.pdf",
        "pages": 13,
        "sha256": "e936a8c07359ec38",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-3@sha256:ab2ce7041629a2c0",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "xt1861b332mr-g.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xt1861b332mr-g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b2600225ce9c93eabfffa98dda71d977a7cafd9d13fb4313e9b43429492a1efb",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "NATLINEAR",
      "Package": "SOT-23-3L",
      "Category": "PMIC",
      "Pins": "3"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "xt1861b332mr-g"
  ],
  "discovery_pitch": "XT1861B332MR-G (NATLINEAR) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xt1861b332mr-g.kicad_sym",
    "xt1861b332mr-g.kicad_mod",
    "xt1861b332mr-g.glb",
    "xt1861b332mr-g.step",
    "xt1861b332mr-g.lbr",
    "docs/hero.png",
    "docs/xt1861b332mr-g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xt1861b332mr-g-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "XT1861B332MR-GM",
      "kind": "packaging"
    },
    {
      "mpn": "XT1861B332MR-GV",
      "kind": "packaging"
    },
    {
      "mpn": "XT1861B332MR-GS",
      "kind": "packaging"
    },
    {
      "mpn": "XT1861B332MR-GP",
      "kind": "packaging"
    },
    {
      "mpn": "XT1861B332MR-GL",
      "kind": "packaging"
    },
    {
      "mpn": "XT1861B332MR-GT",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T14:40:31.361Z"
}