CN3153

{
  "schema_version": 1,
  "type": "component",
  "slug": "cn3153",
  "title": "CN3153",
  "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",
    "cn3153"
  ],
  "component": {
    "mpn": "CN3153",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "ESOP-8",
    "pin_count": 8,
    "category": "PMIC",
    "subcategory": "Battery Management",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/09db863813234babb679cba1a5c91337.pdf",
    "parts": {
      "symbol": "cn3153.kicad_sym",
      "footprint": "cn3153.kicad_mod",
      "model_3d": "cn3153-etched.glb",
      "model_3d_plain": "cn3153.glb",
      "model_3d_step": "cn3153-etched.step",
      "model_3d_step_plain": "cn3153.step",
      "lbr": "cn3153.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "PREC",
        "type": "input",
        "description": "Trickle (pre-charge) current select. Tie to GND for trickle current = 10% of programmed CC current; tie to VIN for trickle current = 100% of programmed CC current. VHIGH threshold >= 80% of VIN, VLOW <= 0.6V, IPREC <= 0.5µA."
      },
      {
        "number": "2",
        "name": "ISET",
        "type": "passive",
        "description": "Constant-current programming and charge-current monitor pin. Connect a resistor RISET from ISET to GND to set the CC charge current: ICH = 1218V / RISET (e.g. 1.22kΩ → ~1A). Pin voltage is regulated to 1.205V in CC mode and to 0.12V in trickle mode (when PREC=GND). Charge current may be monitored via ICH = (VISET × 1011) / RISET."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground (电源地). Common ground return for the input supply, ISET resistor, and battery negative terminal."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Positive input supply, 3.8V to 6.5V operating range. UVLO trips at ~3.2V (typ). When VIN - VBAT < 10mV the device enters low-power sleep mode with IBAT < 3µA. Bypass with at least 1µF to GND close to the pin."
      },
      {
        "number": "5",
        "name": "BAT",
        "type": "power_out",
        "description": "Battery connection. Sources CC/CV charge current to the single-cell Li-ion battery positive terminal. Delivers up to 1A (SOP8/PP package) or 500mA (plain SOP8). Bypass to GND with 4.7µF-10µF for loop stability; if long wiring is used, add ~0.5-1Ω in series with the output cap to damp LC oscillation."
      },
      {
        "number": "6",
        "name": "DONE",
        "type": "output",
        "description": "Open-drain charge-complete indicator (active low). Pulled low when the charge current falls below 10% of the programmed CC current, indicating end-of-charge; otherwise high-impedance. Sinks up to 10mA (VDONE=0.3V); leakage ≤1µA at 6V. Tie to GND if unused."
      },
      {
        "number": "7",
        "name": "CHRG",
        "type": "output",
        "description": "Open-drain charge-in-progress indicator (active low). Pulled low while CN3153 is charging; otherwise high-impedance. Sinks up to 10mA (VCHRG=0.3V); leakage ≤1µA at 6V. Tie to GND if unused."
      },
      {
        "number": "8",
        "name": "FB",
        "type": "input",
        "description": "Battery-voltage Kelvin sense input. Connect directly to the battery positive terminal to remove wiring/contact IR drop from the CV regulation loop. CV target is 4.2V (±1%); an optional resistor Rx from FB to BAT raises Vbat by Vbat = 4.2 + 3.61e-6 × Rx. IFB ≈ 3µA (typ) in normal charge; leaving FB floating forces trickle mode."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/09db863813234babb679cba1a5c91337.pdf",
        "pages": 11,
        "sha256": "cb36e3adf1c4bff4",
        "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": "cn3153.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": "cn3153-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": "343f61ad78602202682518f3f7a0555e2f349d56bdf922d0350c42672961ef1d",
        "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": [
    "cn3153"
  ],
  "discovery_pitch": "CN3153 (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",
    "cn3153.kicad_sym",
    "cn3153.kicad_mod",
    "cn3153.glb",
    "cn3153.step",
    "cn3153-etched.step",
    "cn3153.lbr",
    "docs/hero.png",
    "docs/cn3153-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "CN3153SOP8/PP",
      "kind": "packaging"
    },
    {
      "mpn": "CN3153SOP8",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T19:20:54.540Z"
}