BQ25616JRTWR

{
  "slug": "bq25616jrtwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Battery Management, WQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "bq25616jrtwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bq25616jrtwr.kicad_sym",
    "bq25616jrtwr.kicad_mod",
    "bq25616jrtwr.glb",
    "bq25616jrtwr.step",
    "bq25616jrtwr.lbr",
    "docs/hero.png",
    "docs/bq25616jrtwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "BQ25616JRTWR",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-24-EP(4x4)",
    "pin_count": 25,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/cn/lit/gpn/bq25616",
    "parts": {
      "symbol": "bq25616jrtwr.kicad_sym",
      "footprint": "bq25616jrtwr.kicad_mod",
      "model_3d": "bq25616jrtwr-etched.glb",
      "model_3d_plain": "bq25616jrtwr.glb",
      "model_3d_step": "bq25616jrtwr-etched.step",
      "model_3d_step_plain": "bq25616jrtwr.step",
      "lbr": "bq25616jrtwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2876373",
      "digikey": "296-BQ25616JRTWRTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T02:02:58Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-BQ25616JRTWRTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "error"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VAC",
        "type": "power_in",
        "description": "Charger input voltage sensing with optional external ACFET for overvoltage protection up to 30 V absolute maximum."
      },
      {
        "number": "2",
        "name": "ACDRV",
        "type": "output",
        "description": "Gate driver output providing 6V above VBUS for external ACFET control when VAC is below 14.2 V threshold."
      },
      {
        "number": "3",
        "name": "D+",
        "type": "bidirectional",
        "description": "USB data line positive for BC1.2 host/charging port detection including DCD and primary/secondary detection."
      },
      {
        "number": "4",
        "name": "D-",
        "type": "bidirectional",
        "description": "USB data line negative for BC1.2 host/charging port detection including DCD and primary/secondary detection."
      },
      {
        "number": "5",
        "name": "STAT",
        "type": "tri_state",
        "description": "Open-drain status output: LOW for charging in progress, HIGH for complete or SLEEP mode, 1 Hz blink for fault."
      },
      {
        "number": "6",
        "name": "OTG",
        "type": "input",
        "description": "Boost mode enable input; HIGH activates 5V/1.2A USB On-The-Go converter (cannot float)."
      },
      {
        "number": "7",
        "name": "PG",
        "type": "tri_state",
        "description": "Open-drain power good indicator: LOW when input voltage 4-13.5V and input current limit above 30 mA."
      },
      {
        "number": "8",
        "name": "ILIM",
        "type": "input",
        "description": "Input current limit setting input via resistor divider to GND; acceptable range 500 mA to 3200 mA."
      },
      {
        "number": "9",
        "name": "CE",
        "type": "input",
        "description": "Charge enable digital input; LOW enables charging, HIGH disables charging."
      },
      {
        "number": "10",
        "name": "ICHG",
        "type": "input",
        "description": "Charge current limit setting input via resistor divider to GND; acceptable range 300 mA to 3000 mA."
      },
      {
        "number": "11",
        "name": "TS",
        "type": "input",
        "description": "Battery temperature sensor input for NTC thermistor; BQ25616J supports JEITA profile, BQ25616 supports Hot/Cold profile."
      },
      {
        "number": "12",
        "name": "VSET",
        "type": "input",
        "description": "Battery regulation voltage setting via resistor pull-down: 4.1V/4.2V/4.35V depending on divider value."
      },
      {
        "number": "13",
        "name": "BAT",
        "type": "power_in",
        "description": "Battery positive terminal connection with integrated current sensing resistor to SYS."
      },
      {
        "number": "14",
        "name": "BAT",
        "type": "power_in",
        "description": "Battery positive terminal connection with integrated current sensing resistor to SYS."
      },
      {
        "number": "15",
        "name": "SYS",
        "type": "power_out",
        "description": "System output connection at regulated voltage 3.5V to 4.35V with internal current sensing from BAT."
      },
      {
        "number": "16",
        "name": "SYS",
        "type": "power_out",
        "description": "System output connection at regulated voltage 3.5V to 4.35V with internal current sensing from BAT."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground and signal ground reference."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground and signal ground reference."
      },
      {
        "number": "19",
        "name": "SW",
        "type": "power_out",
        "description": "Switching node connecting to output inductor in buck converter topology."
      },
      {
        "number": "20",
        "name": "SW",
        "type": "power_out",
        "description": "Switching node connecting to output inductor in buck converter topology."
      },
      {
        "number": "21",
        "name": "BTST",
        "type": "power_out",
        "description": "High-side PWM gate driver bootstrap supply connected to bootstrap diode cathode."
      },
      {
        "number": "22",
        "name": "REGN",
        "type": "power_out",
        "description": "Low-side PWM gate driver supply output connected to bootstrap diode anode."
      },
      {
        "number": "23",
        "name": "PMID",
        "type": "power_out",
        "description": "Internal switching node at RBFET and HSFET drain junction for power path filtering."
      },
      {
        "number": "24",
        "name": "VBUS",
        "type": "power_in",
        "description": "Charger input voltage at 4V to 13.5V operating range with 22V absolute maximum and 130ns OVP reaction time."
      },
      {
        "number": "25",
        "name": "Thermal 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-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "exposed pad 25 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 13,
        "cost_usd": 0.2125,
        "at": "2026-10-01T02:02:42"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/bq25616",
        "pages": 50,
        "sha256": "7be49ad55a7694f6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  }
}