BQ7791500PWR

{
  "slug": "bq7791500pwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Battery Management, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "bq7791500pwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bq7791500pwr.kicad_sym",
    "bq7791500pwr.kicad_mod",
    "bq7791500pwr.glb",
    "bq7791500pwr.step",
    "bq7791500pwr.lbr",
    "docs/hero.png",
    "docs/bq7791500pwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "BQ7791500PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-24",
    "pin_count": 24,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/cn/lit/gpn/bq77915",
    "parts": {
      "symbol": "bq7791500pwr.kicad_sym",
      "footprint": "bq7791500pwr.kicad_mod",
      "model_3d": "bq7791500pwr-etched.glb",
      "model_3d_plain": "bq7791500pwr.glb",
      "model_3d_step": "bq7791500pwr-etched.step",
      "model_3d_step_plain": "bq7791500pwr.step",
      "lbr": "bq7791500pwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2876946"
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage."
      },
      {
        "number": "2",
        "name": "AVDD",
        "type": "output",
        "description": "Analog supply; only connect to a capacitor."
      },
      {
        "number": "3",
        "name": "VC5",
        "type": "input",
        "description": "Cell voltage sense input."
      },
      {
        "number": "4",
        "name": "VC4",
        "type": "input",
        "description": "Cell voltage sense input."
      },
      {
        "number": "5",
        "name": "VC3",
        "type": "input",
        "description": "Cell voltage sense input."
      },
      {
        "number": "6",
        "name": "VC2",
        "type": "input",
        "description": "Cell voltage sense input."
      },
      {
        "number": "7",
        "name": "VC1",
        "type": "input",
        "description": "Cell voltage sense input."
      },
      {
        "number": "8",
        "name": "VC0",
        "type": "input",
        "description": "Cell voltage sense input."
      },
      {
        "number": "9",
        "name": "VSS",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "10",
        "name": "SRP",
        "type": "input",
        "description": "Current sense input connecting to the battery side of the sense resistor."
      },
      {
        "number": "11",
        "name": "SRN",
        "type": "input",
        "description": "Current sense input connecting to the pack side of the sense resistor."
      },
      {
        "number": "12",
        "name": "DSG",
        "type": "output",
        "description": "DSG FET driver output."
      },
      {
        "number": "13",
        "name": "CHG",
        "type": "output",
        "description": "CHG FET driver output."
      },
      {
        "number": "14",
        "name": "LD",
        "type": "input",
        "description": "PACK- load removal detection input."
      },
      {
        "number": "15",
        "name": "LPWR",
        "type": "output",
        "description": "HIBERNATE mode communication pin; leave floating for single device operation."
      },
      {
        "number": "16",
        "name": "CBI",
        "type": "input",
        "description": "Cell balancing input; leave floating to disable or drive low to enable."
      },
      {
        "number": "17",
        "name": "OCDP",
        "type": "input",
        "description": "Connect resistor from this pin to VSS to program OCD1/2 fault detection delay."
      },
      {
        "number": "18",
        "name": "TS",
        "type": "input",
        "description": "Thermistor measurement input; connect 10-kΩ resistor to VSS if not used."
      },
      {
        "number": "19",
        "name": "VTB",
        "type": "output",
        "description": "Thermistor bias output."
      },
      {
        "number": "20",
        "name": "CCFG",
        "type": "input",
        "description": "Cell in-series configuration input."
      },
      {
        "number": "21",
        "name": "CBO",
        "type": "output",
        "description": "Cell balancing output; leave floating for single device operation."
      },
      {
        "number": "22",
        "name": "PRES",
        "type": "input",
        "description": "HIBERNATE mode input; drive high for NORMAL mode or leave floating for HIBERNATE mode."
      },
      {
        "number": "23",
        "name": "CTRC",
        "type": "input",
        "description": "CHG and DSG override input for CHG FET driver control."
      },
      {
        "number": "24",
        "name": "CTRD",
        "type": "input",
        "description": "CHG and DSG override input for DSG FET driver control."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 56,
        "cost_usd": 0.5763,
        "at": "2026-09-24T00:44:20"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/bq77915",
        "pages": 56,
        "sha256": "0b1cab63aa1e53ef",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 24,
        "described": 24,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bq7791500pwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          7.8,
          0.97
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "706322f42d9793ebf28d5b80100a68bfa8769998a00b78acadf7af937fc1454f",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq7791500pwr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1e5398c319b2538a95b76ec96afbae69fd8bd88f8e74e1a0452cb5b0cd2516cb",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}