BQ24315DSGT

{
  "slug": "bq24315dsgt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Battery Management ICs, WSON-8-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "bq24315dsgt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bq24315dsgt.kicad_sym",
    "bq24315dsgt.kicad_mod",
    "bq24315dsgt.glb",
    "bq24315dsgt.step",
    "bq24315dsgt.lbr",
    "docs/hero.png",
    "docs/bq24315dsgt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bq24315dsgt-hero.glb",
    "bq24315dsgt-hero.overlay.json",
    "bq24315dsgt-etched.glb"
  ],
  "component": {
    "mpn": "BQ24315DSGT",
    "manufacturer": "Texas Instruments",
    "package": "WSON-8-EP(2x2)",
    "pin_count": 9,
    "category": "Power Supply Chip",
    "subcategory": "Battery Management ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/bq24315",
    "parts": {
      "symbol": "bq24315dsgt.kicad_sym",
      "footprint": "bq24315dsgt.kicad_mod",
      "model_3d": "bq24315dsgt-hero.glb",
      "model_3d_plain": "bq24315dsgt-etched.glb",
      "model_3d_step": "bq24315dsgt-etched.step",
      "model_3d_step_plain": "bq24315dsgt.step",
      "lbr": "bq24315dsgt.lbr"
    },
    "distributor_links": {
      "lcsc": "C2866588",
      "digikey": "296-32030-2-ND",
      "mouser": "595-BQ24315DSGT"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T17:03:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-32030-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-BQ24315DSGT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input power connection to the external DC supply, which must be bypassed to VSS with at least a 1 µF ceramic capacitor, with input voltage range 3.3 V to 30 V and input current limited to 1.5 A."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground terminal that must be connected to ground at all times, and is internally connected to the exposed thermal pad."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "Internal test pin that may have internal circuits, so no external connection should be made to it for normal operation."
      },
      {
        "number": "4",
        "name": "FAULT",
        "type": "output",
        "description": "Open-drain, active-low device status output that goes low for input overvoltage, input overcurrent, battery overvoltage, or thermal shutdown, is high impedance in normal operation, requires a pullup resistor to the logic rail, and has a maximum sink current of 15 mA."
      },
      {
        "number": "5",
        "name": "CE",
        "type": "input",
        "description": "Active-low chip enable input where CE high disables the IC and turns the input FET off and CE low gives normal operation; it is internally pulled down, with VIL maximum 0.4 V and VIH minimum 1.4 V."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Battery voltage sense input connected to the battery pack positive terminal through a resistor, used against the internally set battery overvoltage threshold BVOVP of 4.30 V to 4.4 V (4.35 V typical)."
      },
      {
        "number": "7",
        "name": "ILIM",
        "type": "bidirectional",
        "description": "Input overcurrent threshold programming pin where a resistor from ILIM to VSS sets IOCP according to IOCP = 25 / R(ILIM), with R(ILIM) specified from 15 kΩ to 90 kΩ."
      },
      {
        "number": "8",
        "name": "OUT",
        "type": "power_out",
        "description": "Output terminal to the charging system that must be bypassed to VSS with at least a 1 µF ceramic capacitor, with output current limited to 1.5 A."
      },
      {
        "number": "9",
        "name": "PowerPAD",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 exposed thermal pad (PowerPAD) is internally tied to VSS but is not a numbered pin on the datash; The datasheet lists ILIM as type I/O; mapped to KiCad bidirectional per the source. Its actual use i; The datasheet lists OUT as type O (output to the charging system); mapped to power_out since it carr",
          "exposed pad 9 added from the footprint"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0669,
        "at": "2026-10-28T17:02:53"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/bq24315",
        "pages": 24,
        "sha256": "a4ecae64eb31413a",
        "source_tier": "mfr"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "bq24315dsgt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.98,
          0.82
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7672cac8d88d8679800ef3bf90954e7996ea74e8ddb1f157f2d82bca6b2015e4",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq24315dsgt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.98,
          0.82
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5e143f4b68bf120a4274396a9e827c71bfcedab93cf82cf96a846f80d4defc12",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}