BQ24052DSQT

{
  "slug": "bq24052dsqt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Battery Management, WSON-10-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "bq24052dsqt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bq24052dsqt.kicad_sym",
    "bq24052dsqt.kicad_mod",
    "bq24052dsqt.glb",
    "bq24052dsqt.step",
    "bq24052dsqt.lbr",
    "docs/hero.png",
    "docs/bq24052dsqt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bq24052dsqt-hero.glb",
    "bq24052dsqt-hero.overlay.json",
    "bq24052dsqt-etched.glb"
  ],
  "component": {
    "mpn": "BQ24052DSQT",
    "manufacturer": "Texas Instruments",
    "package": "WSON-10-EP(2x2)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/lit/ds/symlink/bq24052.pdf",
    "parts": {
      "symbol": "bq24052dsqt.kicad_sym",
      "footprint": "bq24052dsqt.kicad_mod",
      "model_3d": "bq24052dsqt-hero.glb",
      "model_3d_plain": "bq24052dsqt-etched.glb",
      "model_3d_step": "bq24052dsqt-etched.step",
      "model_3d_step_plain": "bq24052dsqt.step",
      "lbr": "bq24052dsqt.lbr"
    },
    "distributor_links": {
      "lcsc": "C2868839",
      "digikey": "296-25139-2-ND",
      "mouser": "595-BQ24052DSQT"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T00:04:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-25139-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-BQ24052DSQT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input power connected to the external DC supply (AC adapter or USB port), recommended IN voltage range 3.5 V to 28 V with a 1 µF to 10 µF bypass capacitor from IN to VSS."
      },
      {
        "number": "2",
        "name": "ISET",
        "type": "input",
        "description": "Programs the fast-charge current; an external resistor from ISET to VSS sets the value, with range 52.3 kΩ (10 mA) to 540 Ω (1 A)."
      },
      {
        "number": "3",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground terminal; must be connected to ground at all times and to the same potential as the thermal pad."
      },
      {
        "number": "4",
        "name": "PRE-TERM",
        "type": "input",
        "description": "Programs the current termination threshold (5% to 50% of IOUT) and sets the precharge current to twice the termination current, using a programming resistor of 1 kΩ to 10 kΩ."
      },
      {
        "number": "5",
        "name": "D+",
        "type": "input",
        "description": "USB port D+ input connection used for automatic input source detection."
      },
      {
        "number": "6",
        "name": "D-",
        "type": "input",
        "description": "USB port D- input connection used for automatic input source detection."
      },
      {
        "number": "7",
        "name": "ISET2",
        "type": "input",
        "description": "Programs the input/output current limit for USB or adaptor: High = 500 mA max, Low = ISET, Float = 100 mA max."
      },
      {
        "number": "8",
        "name": "CHG",
        "type": "output",
        "description": "Open-drain charge status output: low (FET on) indicates charging, high impedance indicates no charge or charge complete, with sink current limited to 15 mA."
      },
      {
        "number": "9",
        "name": "TS",
        "type": "input",
        "description": "Temperature sense input for the battery-pack NTC thermistor; floating or pulled high enters TTDM and disables TS monitoring, while pulling it low disables the IC."
      },
      {
        "number": "10",
        "name": "OUT",
        "type": "power_out",
        "description": "Battery connection and charge output with continuous current up to 1.25 A absolute maximum; the average system load should not prevent full charging within the 10-hour safety timer, with a 1 µF to 10 µF bypass capacitor."
      },
      {
        "number": "11",
        "name": "EP",
        "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 (2x2 mm, electrically tied to VSS) is listed in Table 5-1 but has no printed; TS pin (9) carries a footnote 'Spins have different pin definitions'. The description covers both th; Package addendum (page 32) lists BQ24052DSQT as WSON (DSQ), 10 pins, 250-piece small T&R, which matc",
          "1/11 pin names appear NOWHERE in the datasheet text: ['5:D+@p4']"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0185,
        "at": "2026-11-06T00:03:53"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/bq24052.pdf",
        "pages": 39,
        "sha256": "f6c87b271cd20230",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "bq24052dsqt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.975,
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f2001b3f9a6ae3d0c8b7e19aea57daac7f0bb7d40364983cd7bb958958273a6d",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq24052dsqt-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,
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        "footprint_binding": "identity",
        "sha256": "5ccd7da1c37149eb9af119938132b0b4def542de50997db002eb49781df04e5c",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}