SM5701_2.8V

{
  "schema_version": 1,
  "type": "component",
  "slug": "sm5701-2-8v",
  "title": "SM5701_2.8V",
  "brief": "HICHON SM5701 2 8V 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": [
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    "pmic",
    "sm5701_2.8v"
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  "component": {
    "mpn": "SM5701_2.8V",
    "manufacturer": "HICHON SM5701 2 8V",
    "package": "SOT-23-3L",
    "pin_count": 5,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2301051530_HICHON-SM5701-2-8V_C5345597.pdf",
    "parts": {
      "symbol": "sm5701-2-8v.kicad_sym",
      "footprint": "sm5701-2-8v.kicad_mod",
      "model_3d": "sm5701-2-8v-etched.glb",
      "model_3d_plain": "sm5701-2-8v.glb",
      "model_3d_step": "sm5701-2-8v-etched.step",
      "model_3d_step_plain": "sm5701-2-8v.step",
      "lbr": "sm5701-2-8v.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "CE",
        "type": "input",
        "description": "Chip Enable. Drive high to enable the boost converter output; drive low to shut the device down. Referenced to GND."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated boost output. Factory-trimmed to 2.8 V (SM5701_2.8V option code) with +/-3% accuracy. Absolute max 6.5 V; connect a 22 uF ceramic capacitor (COUT) from VOUT to GND."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Leave floating or tie to GND."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground / return for CIN, COUT, CE and the internal synchronous rectifier."
      },
      {
        "number": "5",
        "name": "LX",
        "type": "power_in",
        "description": "Switch node. Connect the boost inductor (recommended 4.7 uH) between the input supply (VIN, 0.9-6.5 V) and LX. Internal power NMOS pulls LX to GND during the on-time; internal synchronous PMOS routes inductor current to VOUT during the off-time. Peak switch current limit typ. 800 mA (600-1000 mA). Absolute max -0.3 V to 6.5 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2301051530_HICHON-SM5701-2-8V_C5345597.pdf",
        "pages": 11,
        "sha256": "6c830b7b2a7068c0",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HICHON SM5701 2 8V",
      "Package": "SOT-23-3L",
      "Category": "PMIC",
      "Pins": "5"
    }
  },
  "variants": [
    {
      "mpn": "SM5701_2.8VM",
      "kind": "packaging"
    },
    {
      "mpn": "SM5701_2.8VV",
      "kind": "packaging"
    },
    {
      "mpn": "SM5701_2.8VS",
      "kind": "packaging"
    },
    {
      "mpn": "SM5701_2.8VP",
      "kind": "packaging"
    },
    {
      "mpn": "SM5701_2.8VL",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sm5701_2.8v"
  ],
  "discovery_pitch": "SM5701_2.8V (HICHON SM5701 2 8V) 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",
    "sm5701-2-8v.kicad_sym",
    "sm5701-2-8v.kicad_mod",
    "sm5701-2-8v.glb",
    "sm5701-2-8v.step",
    "sm5701-2-8v.lbr",
    "docs/hero.png",
    "docs/sm5701-2-8v-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T06:16:51.497Z"
}