CN3130

{
  "schema_version": 1,
  "type": "component",
  "slug": "cn3130",
  "title": "CN3130",
  "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": [
    "component",
    "pmic",
    "cn3130"
  ],
  "component": {
    "mpn": "CN3130",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "PMIC",
    "subcategory": "Battery Management",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/1ad17fc1d10c20b1f78aeefe3dd78761.pdf",
    "parts": {
      "symbol": "cn3130.kicad_sym",
      "footprint": "cn3130.kicad_mod",
      "model_3d": "cn3130-etched.glb",
      "model_3d_plain": "cn3130.glb",
      "model_3d_step": "cn3130-etched.step",
      "model_3d_step_plain": "cn3130.step",
      "lbr": "cn3130.lbr"
    },
    "distributor_links": {
      "lcsc": "C559033"
    },
    "pins": [
      {
        "number": "1",
        "name": "CHRG",
        "type": "output",
        "description": "Charge status indicator. Open-drain output; pulled low by an internal switch while the charger is charging the battery, and goes high-impedance when charging completes. Sink current ~10 mA at V_CHRG=0.3V; leakage <1 uA at V_CHRG=6V."
      },
      {
        "number": "2",
        "name": "FB",
        "type": "input",
        "description": "Battery voltage sense (feedback) input. Senses the positive terminal of the battery to precisely regulate the constant-voltage charge voltage, compensating for wire/contact resistance between the BAT pin and the cell. An optional resistor between FB and BAT can raise V_REG above 3.3V per V_REG = 3.3 + 3.707e-6 × Rx."
      },
      {
        "number": "3",
        "name": "BAT",
        "type": "power_out",
        "description": "Battery connection. Sources charge current and the constant-voltage regulation to the battery positive terminal. Draws <3 uA from the battery when V_IN is below the UVLO threshold or in sleep mode."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Positive supply input, 3.9 V to 6 V operating range (absolute max 6.5 V). Powers the internal circuitry and provides charge current to the battery. When V_IN − V_BAT < 15 mV the part enters low-power sleep mode (I_BAT < 3 uA)."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground / power return."
      },
      {
        "number": "6",
        "name": "ISET",
        "type": "bidirectional",
        "description": "Charge-current program and monitor pin. An external resistor R_ISET from ISET to GND sets the constant charge current: I_CH = (V_ISET × 986) / R_ISET. V_ISET is regulated to 0.36 V in trickle/pre-charge and to 1.205 V in constant-current mode, so the pin voltage can also be read to monitor instantaneous charge current."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/1ad17fc1d10c20b1f78aeefe3dd78761.pdf",
        "pages": 11,
        "sha256": "bbaf782bea98ab1b",
        "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": [
      {
        "file": "cn3130.step",
        "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": "cn3130-etched.step",
        "role": "eda",
        "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": "19d96c07f8ee38f98213b5d99c0628c43ac3e07d1bccb22e180ed48c4aa97491",
        "checked": "2026-10-07",
        "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": [
    "cn3130"
  ],
  "discovery_pitch": "CN3130 (ShangHai Consonance Elec) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cn3130.kicad_sym",
    "cn3130.kicad_mod",
    "cn3130.glb",
    "cn3130.step",
    "cn3130-etched.step",
    "cn3130.lbr",
    "docs/hero.png",
    "docs/cn3130-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "CN3130",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T19:20:30.243Z"
}