CN3152

{
  "schema_version": 1,
  "type": "component",
  "slug": "cn3152",
  "title": "CN3152",
  "brief": "ShangHai Consonance Elec Battery Management, ESOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "cn3152"
  ],
  "component": {
    "mpn": "CN3152",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "ESOP-8",
    "pin_count": 8,
    "category": "PMIC",
    "subcategory": "Battery Management",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c2299a8ca4c532cacde5f7bf0359a1a3.pdf",
    "parts": {
      "symbol": "cn3152.kicad_sym",
      "footprint": "cn3152.kicad_mod",
      "model_3d": "cn3152-etched.glb",
      "model_3d_plain": "cn3152.glb",
      "model_3d_step": "cn3152-etched.step",
      "model_3d_step_plain": "cn3152.step",
      "lbr": "cn3152.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "TEMP",
        "type": "input",
        "description": "Battery temperature sense input. Connect to the output of the battery pack NTC divider. Charging is suspended when the pin voltage is below 45% or above 80% of VIN (indicating over/under temperature). Tie to GND to disable temperature monitoring. Input current <0.5µA."
      },
      {
        "number": "2",
        "name": "ISET",
        "type": "passive",
        "description": "Constant-current charge setpoint and charge-current monitor. Connect a resistor RISET from this pin to GND to program charge current: ICH = (VISET × 1011) / RISET. VISET = 1.205V in CC mode and 0.12V in precharge. End-of-charge threshold Vterm = 0.12V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Positive input supply, 3.8V to 6V (absolute max 6.5V). Powers the internal circuitry and the pass transistor. UVLO threshold ~3.2-3.8V. When VIN falls within 10mV of VBAT the chip enters sleep mode (IBAT <3µA)."
      },
      {
        "number": "5",
        "name": "BAT",
        "type": "power_out",
        "description": "Battery connection. Sources the regulated 4.2V (±1%) charging voltage and up to 1A charge current to the Li-ion/Li-poly cell. Sinks <3µA from the battery when disabled or in sleep mode. Recharge threshold VREG − 0.15V; precharge threshold 2.93V."
      },
      {
        "number": "6",
        "name": "DONE",
        "type": "output",
        "description": "Charge-complete status indicator, open-drain (active-low, /DONE). Pulled low when the charge current drops below 10% of the programmed CC value, indicating end-of-charge; otherwise high-impedance. Sink capability 10mA at VDONE = 0.3V; leakage <1µA at 6V. Can be tied to GND if unused."
      },
      {
        "number": "7",
        "name": "CHRG",
        "type": "output",
        "description": "Charging status indicator, open-drain (active-low, /CHRG). Pulled low while CN3152 is charging; high-impedance otherwise. Sink capability 10mA at VCHRG = 0.3V; leakage <1µA at 6V."
      },
      {
        "number": "8",
        "name": "CE",
        "type": "input",
        "description": "Chip enable input. Logic high (VIH ≥2.2V) enables normal operation; logic low (VIL ≤0.7V) disables the chip (IBAT <3µA). TTL/CMOS compatible. Input current ±1µA."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c2299a8ca4c532cacde5f7bf0359a1a3.pdf",
        "pages": 11,
        "sha256": "093054baa2dcd287",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cn3152.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cn3152-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9168557d2a5ba30eb79ccc244c74eae5e5d9922bf15c43863149de788ab19751",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ShangHai Consonance Elec",
      "Package": "ESOP-8",
      "Category": "PMIC",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cn3152"
  ],
  "discovery_pitch": "CN3152 (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",
    "cn3152.kicad_sym",
    "cn3152.kicad_mod",
    "cn3152.glb",
    "cn3152.step",
    "cn3152-etched.step",
    "cn3152.lbr",
    "docs/hero.png",
    "docs/cn3152-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "CN3152",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T19:20:46.626Z"
}