main
Ray Set visibility: public 92ec4ac 11d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "cn3162",
  "title": "CN3162",
  "brief": "ShangHai Consonance Elec Battery Management ICs, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management ics",
    "cn3162",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CN3162",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "Power Management ICs",
    "subcategory": "Battery Management ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/68708dc4deb24851afd6ba8883e1d099.pdf",
    "parts": {
      "symbol": "cn3162.kicad_sym",
      "footprint": "cn3162.kicad_mod",
      "model_3d": "cn3162-hero.glb",
      "model_3d_plain": "cn3162-etched.glb",
      "model_3d_step": "cn3162-etched.step",
      "model_3d_step_plain": "cn3162.step",
      "lbr": "cn3162.lbr"
    },
    "distributor_links": {
      "lcsc": "C73049"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T00:40:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TEMP",
        "type": "input",
        "description": "Battery NTC temperature input: charging is suspended when TEMP is below 45% or above 80% of VIN, and tying TEMP to GND disables temperature monitoring."
      },
      {
        "number": "2",
        "name": "ISET",
        "type": "passive",
        "description": "Constant-charge-current programming pin: an external resistor to GND sets the current via ICH = 1218V/RISET, with 0.12V in precharge and 1.205V in constant-current mode."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the charger circuit."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Positive input supply for the internal circuitry, specified at 3.8V to 6V; the charger enters sleep mode when VIN is within 10mV of BAT."
      },
      {
        "number": "5",
        "name": "BAT",
        "type": "power_out",
        "description": "Battery connection that supplies charge current and the constant-voltage charge voltage (4.2V nominal, ±1%); BAT leakage is below 3µA in sleep or under-voltage lockout."
      },
      {
        "number": "6",
        "name": "DONE",
        "type": "output",
        "description": "Open-drain charge-complete indicator that is pulled low at end of charge and is high-impedance otherwise, with 10mA pull-down capability."
      },
      {
        "number": "7",
        "name": "CHRG",
        "type": "output",
        "description": "Open-drain charge-status indicator that is pulled low while the charger is charging and is high-impedance otherwise, with 10mA pull-down capability."
      },
      {
        "number": "8",
        "name": "FB",
        "type": "input",
        "description": "Battery-voltage Kelvin sense input that regulates the constant-voltage charge level; a resistor between FB and BAT raises the regulated voltage."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "power_in",
        "description": "Exposed thermal pad that must be connected to ground and soldered to the PCB ground copper for maximum heat dissipation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The page 1 pin diagram places the CHRG/DONE labels in a different order than the page 4 pin table. P"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0178,
        "at": "2026-10-28T00:40:02"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/68708dc4deb24851afd6ba8883e1d099.pdf",
        "pages": 11,
        "sha256": "3182dba4e80ed9d6",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "up": "Z",
        "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": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "5e46749902941f0c3d9b5f682323a642dd6f32225744ff041b2ccdd77102e34f",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ShangHai Consonance Elec",
      "Package": "SOP-8-EP",
      "Category": "Power Management ICs",
      "Pins": "9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3182dba4e80ed9d62dba35fdcb6a1c7f140d59f5011300ca61a906bc0d8cc3fc",
      "rows": [
        {
          "name": "Input supply voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 3.8,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating current",
          "symbol": "IVIN",
          "kind": "electrical",
          "unit": "µA",
          "min": 300,
          "typ": 450,
          "max": 600,
          "conditions": "BAT端无负载",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage lockout threshold",
          "symbol": "Vuvlo",
          "kind": "electrical",
          "unit": "V",
          "min": 3.2,
          "typ": null,
          "max": 3.8,
          "conditions": "VIN上升",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Constant-voltage charge voltage",
          "symbol": "VREG",
          "kind": "electrical",
          "unit": "V",
          "min": 4.158,
          "typ": 4.2,
          "max": 4.242,
          "conditions": "FB端连接到BAT端",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Battery terminal current, constant-current mode",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "mA",
          "min": 850,
          "typ": 1000,
          "max": 1150,
          "conditions": "RISET=1.22K, 恒流充电模式",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Battery terminal current, precharge",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "mA",
          "min": 75,
          "typ": 100,
          "max": 125,
          "conditions": "RISET=1.22K, VBAT=2.4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Battery terminal current, sleep mode",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "VIN=0V, 睡眠模式",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Precharge threshold",
          "symbol": "VPRE",
          "kind": "electrical",
          "unit": "V",
          "min": 2.83,
          "typ": 2.93,
          "max": 3.03,
          "conditions": "FB管脚电压上升",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Precharge threshold hysteresis",
          "symbol": "HPRE",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.24,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Termination threshold",
          "symbol": "Vterm",
          "kind": "electrical",
          "unit": "V",
          "min": 0.096,
          "typ": 0.12,
          "max": 0.144,
          "conditions": "测量ISET管脚的电压",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Sleep mode threshold",
          "symbol": "VSLP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "VIN下降, 测量电压差(VIN-VBAT)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Sleep mode exit threshold",
          "symbol": "VSLPR",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "VIN上升, 测量电压差(VIN-VBAT)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "TEMP high threshold",
          "symbol": "VHIGH",
          "kind": "electrical",
          "unit": "%VIN",
          "min": 77.5,
          "typ": 80,
          "max": 82.5,
          "conditions": "TEMP管脚电压上升",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "TEMP low threshold",
          "symbol": "VLOW",
          "kind": "electrical",
          "unit": "%VIN",
          "min": 42.5,
          "typ": 45,
          "max": 47.5,
          "conditions": "TEMP管脚电压下降",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "TEMP input current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "TEMP到VIN或到地端的电流",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ISET pin voltage, precharge",
          "symbol": "VISET",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.12,
          "max": null,
          "conditions": "VBAT<2.93V,预充电模式",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ISET pin voltage, constant-current",
          "symbol": "VISET",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.205,
          "max": null,
          "conditions": "恒流充电模式",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "FB input current 1",
          "symbol": "IFB1",
          "kind": "electrical",
          "unit": "µA",
          "min": 1.3,
          "typ": 2.5,
          "max": 5,
          "conditions": "VFB=3.6V,正常充电状态",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "FB input current 2",
          "symbol": "IFB2",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VIN<Vuvlo或VIN<VBAT",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CHRG pull-down current",
          "symbol": "ICHRG",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "VCHRG=0.3V,充电状态",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CHRG leakage current",
          "symbol": "ICHRG",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VCHRG=6V,充电结束状态",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DONE pull-down current",
          "symbol": "IDONE",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "VDONE=0.3V,充电结束状态",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DONE leakage current",
          "symbol": "IDONE",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VDONE=6V,充电状态",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Pin voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "管脚电压",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "最高结温",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "工作温度",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "存储温度",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "静电放电(HBM)",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "CN3162 (ShangHai Consonance Elec) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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