BQ24400DR

{
  "schema_version": 1,
  "type": "component",
  "slug": "bq24400dr",
  "title": "BQ24400DR",
  "brief": "Texas Instruments Battery Management, SOIC-8. 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 (pmic)",
    "bq24400dr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BQ24400DR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/lit/ds/symlink/bq24400.pdf",
    "parts": {
      "symbol": "bq24400dr.kicad_sym",
      "footprint": "bq24400dr.kicad_mod",
      "model_3d": "bq24400dr-hero.glb",
      "model_3d_plain": "bq24400dr.glb",
      "model_3d_step": "bq24400dr-etched.step",
      "model_3d_step_plain": "bq24400dr.step",
      "lbr": "bq24400dr.lbr"
    },
    "distributor_links": {
      "lcsc": "C3682529",
      "digikey": "296-29457-2-ND",
      "mouser": "595-BQ24400DR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:10:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-29457-2-ND",
        "status": "found",
        "lifecycle": "Last Time Buy"
      },
      "mouser": {
        "pn": "595-BQ24400DR",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SNS",
        "type": "input",
        "description": "Current-sense input that senses battery current from the voltage developed across an external sense resistor connected in series with the battery pack."
      },
      {
        "number": "2",
        "name": "LED",
        "type": "output",
        "description": "Open-drain charge-status output that turns an external LED on, off, or flashing through a series resistor."
      },
      {
        "number": "3",
        "name": "BAT",
        "type": "input",
        "description": "Battery-voltage sense input, generated by a simple resistive divider across the battery terminals."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "System ground, to be connected to the battery's negative terminal."
      },
      {
        "number": "5",
        "name": "RC",
        "type": "input",
        "description": "Timer-program input where a capacitor from VCC and a resistor to ground set the maximum fast-charge time, top-off time, hold-off period, trickle-charge rate, and top-off enable."
      },
      {
        "number": "6",
        "name": "TS",
        "type": "input",
        "description": "Temperature-sense input for an external divider with a negative-temperature-coefficient thermistor that sets the lower and upper temperature thresholds."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply-voltage input; the datasheet recommends 10 µF plus 0.1 µF to 0.22 µF of decoupling capacitance near the pin."
      },
      {
        "number": "8",
        "name": "MOD",
        "type": "output",
        "description": "Push-pull charging-current control output that switches high to enable charging current and low to inhibit it."
      }
    ],
    "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 pin-number-to-name mapping was inferred from the pin diagram text on page 1, where the numbers (; Only 7 of 29 pages were supplied. The SOIC-8 (D) package drawing and dimension pages are not include"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0424,
        "at": "2026-10-08T18:09:45"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/bq24400.pdf",
        "pages": 29,
        "sha256": "4b9637da6d24c721",
        "source_tier": "mfr"
      },
      "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": "bq24400dr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq24400dr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b3ee1772ecd98281ec56c6939ba0d15929c9c457aaa5e42f2cdfd93a710194a0",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bq24400dr"
  ],
  "discovery_pitch": "BQ24400DR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "bq24400dr.glb",
    "bq24400dr.step",
    "bq24400dr.lbr",
    "docs/hero.png",
    "docs/bq24400dr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bq24400dr-hero.glb",
    "bq24400dr-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}