BQ25070DQCT

{
  "slug": "bq25070dqct",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Battery Management, WSON-10-EP(2x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "bq25070dqct",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bq25070dqct.kicad_sym",
    "bq25070dqct.kicad_mod",
    "bq25070dqct.glb",
    "bq25070dqct.step",
    "bq25070dqct.lbr",
    "docs/hero.png",
    "docs/bq25070dqct-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bq25070dqct-hero.glb",
    "bq25070dqct-hero.overlay.json",
    "bq25070dqct-etched.glb"
  ],
  "component": {
    "mpn": "BQ25070DQCT",
    "manufacturer": "Texas Instruments",
    "package": "WSON-10-EP(2x3)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/cn/lit/gpn/bq25070",
    "parts": {
      "symbol": "bq25070dqct.kicad_sym",
      "footprint": "bq25070dqct.kicad_mod",
      "model_3d": "bq25070dqct-hero.glb",
      "model_3d_plain": "bq25070dqct-etched.glb",
      "model_3d_step": "bq25070dqct-etched.step",
      "model_3d_step_plain": "bq25070dqct.step",
      "lbr": "bq25070dqct.lbr"
    },
    "distributor_links": {
      "lcsc": "C2860298",
      "digikey": "296-29180-2-ND",
      "mouser": "595-BQ25070DQCT"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T00:32:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-29180-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-BQ25070DQCT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input power supply connected to the external DC supply (AC adapter or USB port), which must be bypassed to GND with at least a 0.1 µF ceramic capacitor; recommended operating range is 3.75 V to 28 V with 10.5 V input over-voltage protection (absolute maximum 30 V)."
      },
      {
        "number": "2",
        "name": "IMON",
        "type": "output",
        "description": "Current monitoring output where a 1 kΩ resistor from IMON to GND sets a voltage from 0 V to 1 V corresponding to an input current of 0 A to 1 A."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal that must be connected to the thermal pad and the circuit ground plane."
      },
      {
        "number": "4",
        "name": "LDO",
        "type": "power_out",
        "description": "LDO output regulated to 4.9 V that drives up to 50 mA, bypassed to GND with a 0.1 µF ceramic capacitor, and enabled when VUVLO < VIN < VOVP."
      },
      {
        "number": "5",
        "name": "TS",
        "type": "input",
        "description": "Battery pack NTC monitoring input that connects to the center tap of a resistor divider from LDO to GND with the NTC in parallel with the bottom resistor to set the charge temperature window."
      },
      {
        "number": "6",
        "name": "BAT",
        "type": "power_out",
        "description": "Battery connection output and sense input that must be connected to the battery and bypassed to GND with a 1 µF ceramic capacitor."
      },
      {
        "number": "7",
        "name": "CTRL",
        "type": "input",
        "description": "Single-input interface that is driven with pulses to enable/disable the device, enable/disable VIN-DPM, and select the input current limit."
      },
      {
        "number": "8",
        "name": "CHG",
        "type": "output",
        "description": "Open-drain charge status output that is pulled low while charging and goes high impedance when the battery is fully charged, with ICHG required to stay below 5 mA."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal that must be connected to the thermal pad and the circuit ground plane."
      },
      {
        "number": "10",
        "name": "OUT",
        "type": "power_out",
        "description": "System output connection that must be tied to BAT and bypassed to GND with a 1 µF ceramic capacitor."
      },
      {
        "number": "11",
        "name": "PAD",
        "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 (PAD) is listed on page 8 as 'Thermal Pad' with no pin number. It is interna; GND appears on two pins (3 and 9). Both are listed as separate entries with the same name and descri; The datasheet labels IN, BAT and OUT as 'I' or 'O'. These were mapped to KiCad power_in/power_out be",
          "exposed pad 11 added from the footprint"
        ],
        "pages_sent": 22,
        "cost_usd": 0.0889,
        "at": "2026-10-21T00:30:13"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/bq25070",
        "pages": 22,
        "sha256": "6ee178215c499079",
        "source_tier": "lcsc"
      },
      "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": [
      {
        "file": "bq25070dqct.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          2.975,
          0.75
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ee0ea2d02e2bc495a86d9517d59dcd84d7dd64d201b4cc13b427e56f792207e6",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq25070dqct-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          2.975,
          0.75
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "53b1aa2a478f78f59bedd7942153cdf86b2fd9aa40b2c088d4400542aad59a0f",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}