BQ294704DSGT

{
  "schema_version": 1,
  "type": "component",
  "slug": "bq294704dsgt",
  "title": "BQ294704DSGT",
  "brief": "Texas Instruments Battery Management, WSON-8-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management (pmic)",
    "bq294704dsgt",
    "factory-2.0.0",
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  "component": {
    "mpn": "BQ294704DSGT",
    "manufacturer": "Texas Instruments",
    "package": "WSON-8-EP(2x2)",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/cn/lit/gpn/bq2947",
    "parts": {
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      "footprint": "bq294704dsgt.kicad_mod",
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      "model_3d_plain": "bq294704dsgt.glb",
      "model_3d_step": "bq294704dsgt-etched.step",
      "model_3d_step_plain": "bq294704dsgt.step",
      "lbr": "bq294704dsgt.lbr"
    },
    "distributor_links": {
      "lcsc": "C2866465",
      "digikey": "296-BQ294704DSGTTR-ND",
      "mouser": "595-BQ294704DSGT"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T21:52:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-BQ294704DSGTTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-BQ294704DSGT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input (3V to 20V operating range); connect with series resistor (100Ω typical) and 0.1µF decoupling capacitor to VSS."
      },
      {
        "number": "2",
        "name": "V4",
        "type": "input",
        "description": "Analog input for fourth battery cell voltage measurement from battery pack bottom (0-5V range); add 1kΩ series resistor and 0.1µF capacitor to VSS for noise filtering."
      },
      {
        "number": "3",
        "name": "V3",
        "type": "input",
        "description": "Analog input for third battery cell voltage measurement from battery pack bottom (0-5V range); add 1kΩ series resistor and 0.1µF capacitor to VSS for noise filtering."
      },
      {
        "number": "4",
        "name": "V2",
        "type": "input",
        "description": "Analog input for second battery cell voltage measurement from battery pack bottom (0-5V range); add 1kΩ series resistor and 0.1µF capacitor to VSS for noise filtering."
      },
      {
        "number": "5",
        "name": "V1",
        "type": "input",
        "description": "Analog input for lowest battery cell voltage measurement (0-5V range); add 1kΩ series resistor and 0.1µF capacitor to VSS for noise filtering."
      },
      {
        "number": "6",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground connection to IC and negative terminal of lowest battery cell; input leakage current <100nA when all cells remain below overvoltage protection threshold."
      },
      {
        "number": "7",
        "name": "CD",
        "type": "output",
        "description": "External delay timer capacitor connection; upon overvoltage detection IC charges capacitor and then discharges at fixed current to VSS over 1-2 seconds nominal (0.1µF capacitor); includes timeout detection for capacitor open or short circuit faults."
      },
      {
        "number": "8",
        "name": "OUT",
        "type": "output",
        "description": "CMOS active-high overvoltage fault signal output; sources minimum VDD-0.3V (4.5mA) during overvoltage condition and sinks 250-400mV (up to 14mA) during normal operation for driving external NMOS FET gate."
      },
      {
        "number": "9",
        "name": "PowerPAD",
        "type": "power_in",
        "description": "Exposed thermal pad for heat dissipation and mechanical performance; TI recommends connecting to VSS."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 30,
        "cost_usd": 0.2089,
        "at": "2026-10-05T21:51:53"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/bq2947",
        "pages": 30,
        "sha256": "0bb66de94396f561",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "WSON-8-EP(2x2)",
      "Category": "Power Management (PMIC)",
      "Pins": "9"
    }
  },
  "variants": [],
  "sections": [
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    "breadcrumbs",
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  "discovery_triggers": [
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  "discovery_pitch": "BQ294704DSGT (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "type": "image",
    "path": "docs/hero.png"
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}