CN303

{
  "schema_version": 1,
  "type": "component",
  "slug": "cn303",
  "title": "CN303",
  "brief": "ShangHai Consonance Elec Battery Management, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
    "cn303"
  ],
  "component": {
    "mpn": "CN303",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "PMIC",
    "subcategory": "Battery Management",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5966ab6a80ca424696bf9eaa289795ef.pdf",
    "parts": {
      "symbol": "cn303.kicad_sym",
      "footprint": "cn303.kicad_mod",
      "model_3d": "cn303-etched.glb",
      "model_3d_plain": "cn303.glb",
      "model_3d_step": "cn303-etched.step",
      "model_3d_step_plain": "cn303.step",
      "lbr": "cn303.lbr"
    },
    "distributor_links": {
      "lcsc": "C84107"
    },
    "pins": [
      {
        "number": "1",
        "name": "IN1",
        "type": "input",
        "description": "Voltage detection input 1. Typically connected to an external resistor divider to sense a voltage. Rising threshold VRTH1 = 1.211V typ, falling threshold VFTH1 = 1.12V typ. Input leakage ±100nA max."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground reference for the device."
      },
      {
        "number": "3",
        "name": "OUT1",
        "type": "output",
        "description": "Voltage detection output 1. CMOS output - drives high when IN1 exceeds the rising threshold and low when IN1 falls 7.5% below the rising threshold. VOL ≤ 0.3V at ISINK=3.2mA (VCC=3V); VOH ≥ VCC−0.4V at ISOURCE=3mA (VCC=3V)."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input for internal circuitry. Operating range 1.9V to 6V (absolute max 6.5V). Typical IVCC = 11µA at VCC=3V."
      },
      {
        "number": "5",
        "name": "OUT2",
        "type": "output",
        "description": "Voltage detection output 2. CMOS output - drives high when IN2 exceeds the rising threshold and low when IN2 falls 7.5% below the rising threshold. Same drive levels as OUT1."
      },
      {
        "number": "6",
        "name": "IN2",
        "type": "input",
        "description": "Voltage detection input 2. Typically connected to an external resistor divider to sense a voltage. Rising threshold VRTH2 = 1.211V typ, falling threshold VFTH2 = 1.12V typ. Input leakage ±100nA max."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5966ab6a80ca424696bf9eaa289795ef.pdf",
        "pages": 7,
        "sha256": "2bedab7350bdff1a",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "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-23-6@sha256:f341c73aac9dcb55",
      "mark": "drawn"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cn303-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d163630a4c503cba151477e3843188e52bd891328219f7c54e623d44dec08bce",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ShangHai Consonance Elec",
      "Package": "SOT-23-6",
      "Category": "PMIC",
      "Pins": "6"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cn303"
  ],
  "discovery_pitch": "CN303 (ShangHai Consonance Elec) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "cn303.glb",
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    "cn303-etched.step",
    "cn303.lbr",
    "docs/hero.png",
    "docs/cn303-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "CN303",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T19:19:33.972Z"
}