BQ24707ARGRT

{
  "slug": "bq24707argrt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Battery Management ICs, VQFN-20-EP(3.5x3.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "bq24707argrt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bq24707argrt.kicad_sym",
    "bq24707argrt.kicad_mod",
    "bq24707argrt.glb",
    "bq24707argrt.step",
    "bq24707argrt.lbr",
    "docs/hero.png",
    "docs/bq24707argrt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bq24707argrt-hero.glb",
    "bq24707argrt-hero.overlay.json",
    "bq24707argrt-etched.glb"
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  "component": {
    "mpn": "BQ24707ARGRT",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-20-EP(3.5x3.5)",
    "pin_count": 21,
    "category": "Power Supply Chip",
    "subcategory": "Battery Management ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/bq24707a",
    "parts": {
      "symbol": "bq24707argrt.kicad_sym",
      "footprint": "bq24707argrt.kicad_mod",
      "model_3d": "bq24707argrt-hero.glb",
      "model_3d_plain": "bq24707argrt-etched.glb",
      "model_3d_step": "bq24707argrt-etched.step",
      "model_3d_step_plain": "bq24707argrt.step",
      "lbr": "bq24707argrt.lbr"
    },
    "distributor_links": {
      "lcsc": "C2870166",
      "digikey": "296-28316-2-ND",
      "mouser": "595-BQ24707ARGRT"
    },
    "distributor_check": {
      "checked_at": "2026-11-07T01:58:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-28316-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-BQ24707ARGRT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ACN",
        "type": "input",
        "description": "Input current-sense resistor negative input; place an optional 0.1-µF ceramic capacitor from ACN to GND for common-mode filtering and 0.1 µF from ACN to ACP for differential-mode filtering."
      },
      {
        "number": "2",
        "name": "ACP",
        "type": "input",
        "description": "Input current-sense resistor positive input; place a 0.1-µF ceramic capacitor from ACP to GND for common-mode filtering and 0.1 µF from ACN to ACP for differential-mode filtering."
      },
      {
        "number": "3",
        "name": "CMPOUT",
        "type": "output",
        "description": "Open-drain output of the independent comparator with 0.6 V or 2.4 V internal reference selectable by ChargeOption(); goes HIGH when CMPIN is above the reference; use a 10-kΩ pullup."
      },
      {
        "number": "4",
        "name": "CMPIN",
        "type": "input",
        "description": "Independent comparator input with a 50-kΩ series resistor and 2000-kΩ pulldown, compared against a 0.6 V or 2.4 V internal reference selected by ChargeOption(); CMPOUT goes HIGH when CMPIN is above the reference."
      },
      {
        "number": "5",
        "name": "ACOK",
        "type": "output",
        "description": "AC adapter detect open-drain output, pulled LOW when ACDET is above 2.4 V, VCC is above UVLO and VCC is 245 mV above SRN; requires a 10-kΩ pullup."
      },
      {
        "number": "6",
        "name": "ACDET",
        "type": "input",
        "description": "Adapter detection input programmed by a resistor divider from the adapter input to GND; above 0.6 V with VCC above UVLO enables the REGN LDO, ACOK comparator and IOUT."
      },
      {
        "number": "7",
        "name": "IOUT",
        "type": "output",
        "description": "Buffered adapter or charge current output selectable by ChargeOption(), with voltage equal to 20 times the sense-resistor differential voltage; place 100 pF or less decoupling capacitor to GND."
      },
      {
        "number": "8",
        "name": "SDA",
        "type": "bidirectional",
        "description": "SMBus open-drain data I/O connected to the host or smart battery data line with a 10-kΩ pullup."
      },
      {
        "number": "9",
        "name": "SCL",
        "type": "input",
        "description": "SMBus open-drain clock input connected to the host or smart battery clock line with a 10-kΩ pullup."
      },
      {
        "number": "10",
        "name": "ILIM",
        "type": "input",
        "description": "Charge current-limit input programmed by a divider from the 3.3-V rail; the lower of ILIM or DAC limit sets the limit, control is disabled above 1.6 V, charge is disabled below 75 mV and enabled above 105 mV."
      },
      {
        "number": "11",
        "name": "IFAULT",
        "type": "output",
        "description": "Open-drain output pulled LOW by an internal MOSFET when ACOC or a short-circuit is detected, otherwise pulled HIGH by an external pullup."
      },
      {
        "number": "12",
        "name": "SRN",
        "type": "input",
        "description": "Charge current-sense resistor negative input and battery voltage sensing pin; connect through a 7.5-Ω resistor with a 0.1-µF capacitor to GND for common-mode filtering."
      },
      {
        "number": "13",
        "name": "SRP",
        "type": "input",
        "description": "Charge current-sense resistor positive input; connect through a 10-Ω resistor to the current-sensing resistor with a 0.1-µF capacitor for differential-mode filtering."
      },
      {
        "number": "14",
        "name": "GND",
        "type": "power_in",
        "description": "IC ground; connect to the analog ground plane and only to the power ground plane through the PowerPAD underneath the IC."
      },
      {
        "number": "15",
        "name": "LODRV",
        "type": "output",
        "description": "Low-side power MOSFET driver output connected to the low-side N-channel MOSFET gate."
      },
      {
        "number": "16",
        "name": "REGN",
        "type": "power_out",
        "description": "Output of the 6-V linear regulator supplied from VCC, active when ACDET is above 0.6 V and VCC is above UVLO; connect a 1-µF ceramic capacitor to GND."
      },
      {
        "number": "17",
        "name": "BTST",
        "type": "power_in",
        "description": "High-side power MOSFET driver power supply; connect a 0.047-µF capacitor from BTST to PHASE and a bootstrap Schottky diode from REGN to BTST."
      },
      {
        "number": "18",
        "name": "HIDRV",
        "type": "output",
        "description": "High-side power MOSFET driver output connected to the high-side N-channel MOSFET gate."
      },
      {
        "number": "19",
        "name": "PHASE",
        "type": "passive",
        "description": "High-side power MOSFET driver source connected to the source of the high-side N-channel MOSFET."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Input supply, diode OR from adapter or battery voltage; use a 10-Ω resistor and 1-µF capacitor to ground as a low-pass filter to limit inrush current."
      },
      {
        "number": "21",
        "name": "PowerPAD",
        "type": "power_in",
        "description": "Exposed pad beneath the IC, analog and power ground star-connected only at the PowerPAD plane; always solder to the board with vias to ground planes; also serves as thermal pad."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Exposed pad has no pin number in the datasheet text; '21' is an assumed designator for PowerPAD.; Datasheet names the package RGR (20-pin VQFN 3.5x3.5); BQ24707ARGRT is the 250-unit small tape-and-r; BTST pin description appears on page 3 while the rest of the pin table continues on page 4.",
          "1/21 pins cited to the wrong page (name found elsewhere): ['21:PowerPAD@p4']"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0849,
        "at": "2026-11-07T01:58:49"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/bq24707a",
        "pages": 46,
        "sha256": "cc2349aa2dc03010",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3.52,
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "99f90e770b20f3d76c70908e997aabb1a5a88f86d02709791884e8589a8b9cec",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq24707argrt-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": "e990e2656a5b85d8c1264edd5d4238b0e8a69c24281a9568dd2b5d687caea9e1",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}