component
BQ25611DRTWR
Public Made by Adomby adom
Texas Instruments Battery Management, WQFN-24(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "bq25611drtwr",
"title": "BQ25611DRTWR",
"brief": "Texas Instruments Battery Management, WQFN-24(4x4). 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)",
"bq25611drtwr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "BQ25611DRTWR",
"manufacturer": "Texas Instruments",
"package": "WQFN-24(4x4)",
"pin_count": 25,
"category": "Power Management (PMIC)",
"subcategory": "Battery Management",
"datasheet": "https://www.ti.com/cn/lit/gpn/bq25611d",
"parts": {
"symbol": "bq25611drtwr.kicad_sym",
"footprint": "bq25611drtwr.kicad_mod",
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"model_3d_step_plain": "bq25611drtwr.step",
"lbr": "bq25611drtwr.lbr"
},
"distributor_links": {
"lcsc": "C2892871",
"digikey": "296-BQ25611DRTWRTR-ND",
"mouser": "595-BQ25611DRTWR"
},
"distributor_check": {
"checked_at": "2026-10-20T18:35:30Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-BQ25611DRTWRTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-BQ25611DRTWR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VAC",
"type": "power_in",
"description": "Input voltage sensing pin that must be tied to VBUS."
},
{
"number": "2",
"name": "D+",
"type": "bidirectional",
"description": "Positive line of the USB data pair used for D+/D- based host/charging port detection, including data contact detection and BC1.2 primary and secondary detection and nonstandard adapters."
},
{
"number": "3",
"name": "D-",
"type": "bidirectional",
"description": "Negative line of the USB data pair used for D+/D- based host/charging port detection, including data contact detection and BC1.2 primary and secondary detection and nonstandard adapters."
},
{
"number": "4",
"name": "STAT",
"type": "output",
"description": "Open-drain charger status output that is LOW during charge in progress, HIGH on charge complete or SLEEP mode, and blinks at 1 Hz on charge suspend fault; connect to a logic rail through 10 kΩ."
},
{
"number": "5",
"name": "SCL",
"type": "input",
"description": "I2C interface clock input that must be connected to the logic rail through a 10 kΩ resistor."
},
{
"number": "6",
"name": "SDA",
"type": "bidirectional",
"description": "I2C interface data line that must be connected to the logic rail through a 10 kΩ resistor."
},
{
"number": "7",
"name": "INT",
"type": "output",
"description": "Open-drain interrupt output that sends an active-low 256 µs pulse to the host to report charger status and faults; connect to a logic rail through a 10 kΩ resistor."
},
{
"number": "8",
"name": "NC",
"type": "unconnected",
"description": "Not connected."
},
{
"number": "9",
"name": "CE",
"type": "input",
"description": "Charge enable input; battery charging is enabled when this pin is driven LOW."
},
{
"number": "10",
"name": "BATSNS",
"type": "input",
"description": "Battery voltage sensing input for charge voltage regulation, connected to the battery positive terminal; if open or shorted to ground, BATSNS_STAT is set to 1 and the charger regulates the battery voltage through the BAT pin."
},
{
"number": "11",
"name": "TS",
"type": "input",
"description": "Battery temperature qualification input for an NTC thermistor; charge and boost mode are suspended when the TS voltage is out of range, and it should be tied to REGN and GND with 10 kΩ resistors or TS_IGNORE set HIGH when unused."
},
{
"number": "12",
"name": "QON",
"type": "input",
"description": "BATFET enable/reset control input with a 200 kΩ pull-up to VQON and an internal 6.5 V clamp; a LOW of tSHIPMODE exits ship mode, and a LOW of tQON_RST (minimum 8 s) resets the system by turning off the BATFET for tBATFET_RST (minimum 250 ms)."
},
{
"number": "13",
"name": "BAT",
"type": "power_in",
"description": "Battery connection to the positive terminal of the battery pack; the internal current sensing resistor is between SYS and BAT, and a 10 µF capacitor should be placed close to this pin."
},
{
"number": "14",
"name": "BAT",
"type": "power_in",
"description": "Battery connection to the positive terminal of the battery pack; the internal current sensing resistor is between SYS and BAT, and a 10 µF capacitor should be placed close to this pin."
},
{
"number": "15",
"name": "SYS",
"type": "power_out",
"description": "System output connection point; the internal current sensing resistor is between SYS and BAT, and a 10 µF (minimum) capacitor should be placed close to this pin."
},
{
"number": "16",
"name": "SYS",
"type": "power_out",
"description": "System output connection point; the internal current sensing resistor is between SYS and BAT, and a 10 µF (minimum) capacitor should be placed close to this pin."
},
{
"number": "17",
"name": "GND",
"type": "power_in",
"description": "Ground reference for the device."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Ground reference for the device."
},
{
"number": "19",
"name": "SW",
"type": "passive",
"description": "Switching node connected to the output inductor and internally to the HSFET source and LSFET drain; a 0.047 µF bootstrap capacitor connects from SW to BTST."
},
{
"number": "20",
"name": "SW",
"type": "passive",
"description": "Switching node connected to the output inductor and internally to the HSFET source and LSFET drain; a 0.047 µF bootstrap capacitor connects from SW to BTST."
},
{
"number": "21",
"name": "BTST",
"type": "passive",
"description": "PWM high-side driver positive supply connected internally to the bootstrap diode cathode; connect a 0.047 µF bootstrap capacitor from SW to BTST."
},
{
"number": "22",
"name": "REGN",
"type": "power_out",
"description": "PWM low-side driver positive supply output connected to the bootstrap diode anode; connect a 4.7 µF (10 V rating) ceramic capacitor from REGN to analog GND close to the IC."
},
{
"number": "23",
"name": "PMID",
"type": "passive",
"description": "Connected to the drain of the reverse blocking MOSFET (RBFET) and the drain of HSFET; place a 10 µF capacitor from PMID to GND."
},
{
"number": "24",
"name": "VBUS",
"type": "power_in",
"description": "Charger input voltage with an internal RBFET between VBUS and PMID; place a 1 µF ceramic capacitor from VBUS to GND as close as possible to the device, and the absolute maximum input rating is 22 V."
},
{
"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": {
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"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 thermal pad is listed in the pin table as a ground reference but has no pin number printed in th; The pin table gives pin types as generic classes (P, AI, AIO, DI, DO, DIO, I). The KiCad ERC types w; Pins 13/14 (BAT), 15/16 (SYS), 17/18 (GND), 19/20 (SW) share a number pair in the datasheet table. B",
"exposed pad 25 added from the footprint"
],
"pages_sent": 11,
"cost_usd": 0.0701,
"at": "2026-10-20T18:33:40"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/bq25611d",
"pages": 63,
"sha256": "389b6ef272ca0182",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"footprint": "viewers/footprint.html"
},
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
"checked": "2026-10-20",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
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},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "WQFN-24(4x4)",
"Category": "Power Management (PMIC)",
"Pins": "25"
},
"appearance": {
"contacts": {
"quote": "1. Place input capacitor as close as possible to PMID pin and GND pin connections and use shortest copper",
"page": 51,
"doc": "ds.pdf",
"material": "copper"
},
"version": 1,
"datasheet_sha256": "389b6ef272ca0182e25908f49d6ef3561bea7d36bb4a2aa4d200cc00603914f0"
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"characteristics": {
"version": 1,
"source": "datasheet",
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"rows": [
{
"name": "Voltage VAC (converter not switching)",
"symbol": "VAC",
"kind": "absolute_maximum",
"unit": "V",
"min": -2,
"typ": null,
"max": 22,
"conditions": "converter not switching",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Voltage VBUS (converter not switching)",
"symbol": "VBUS",
"kind": "absolute_maximum",
"unit": "V",
"min": -2,
"typ": null,
"max": 22,
"conditions": "converter not switching",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Voltage PMID (converter not switching)",
"symbol": "PMID",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 22,
"conditions": "converter not switching",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Voltage SW",
"symbol": "SW",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 16,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Voltage BAT, SYS (converter not switching)",
"symbol": "BAT, SYS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 7,
"conditions": "converter not switching",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Voltage BTST",
"symbol": "BTST",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 22,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Voltage BATSNS (converter not switching)",
"symbol": "BATSNS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 7,
"conditions": "converter not switching",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Voltage D+, D-, STAT, SCL, SDA, INT, CE, TS, QON, REGN",
"symbol": "D+, D-, STAT, SCL, SDA, INT, CE, TS, QON, REGN",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Output sink current STAT, INT",
"symbol": "",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "TJ Junction temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Tstg Storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input voltage",
"symbol": "VVBUS",
"kind": "recommended_operating",
"unit": "V",
"min": 4,
"typ": null,
"max": 13.5,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Ambient temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-ambient thermal resistance (JEDEC)",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 35.6,
"max": null,
"conditions": "RTW (WQFN) 24 pins",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-case (top) thermal resistance",
"symbol": "RθJC(top)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 22.7,
"max": null,
"conditions": "RTW (WQFN) 24 pins",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-board thermal resistance",
"symbol": "RθJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 11.9,
"max": null,
"conditions": "RTW (WQFN) 24 pins",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-top characterization parameter",
"symbol": "ΨJT",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 0.2,
"max": null,
"conditions": "RTW (WQFN) 24 pins",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-board characterization parameter",
"symbol": "ΨJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 1.2,
"max": null,
"conditions": "RTW (WQFN) 24 pins",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-case (bottom) thermal resistance",
"symbol": "RθJC(bot)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 2.6,
"max": null,
"conditions": "RTW (WQFN) 24 pins",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Quiescent battery current (BATSNS, BAT, SYS, SW)",
"symbol": "IQ_BAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 9.5,
"max": 15,
"conditions": "VBAT = 4.5 V, VBUS floating or 0-5 V, SCL/SDA = 0 V or 1.8 V, TJ < 85°C, BATFET enabled",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Shipmode battery current (BATSNS, BAT, SYS, SW)",
"symbol": "ISHIP_BAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 7,
"max": 9.5,
"conditions": "VBAT = 4.5 V, VBUS floating or 0-5 V, SCL/SDA = 0 V or 1.8 V, TJ < 85°C, BATFET disabled",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Quiescent input current in HIZ (5 V)",
"symbol": "IHIZ_VBUS",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 37,
"max": 50,
"conditions": "VAC/VBUS = 5 V, HIZ mode, no battery",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Quiescent input current in HIZ (12 V)",
"symbol": "IHIZ_VBUS",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 68,
"max": 90,
"conditions": "VAC/VBUS = 12 V, HIZ mode, no battery",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VBUS operating range",
"symbol": "VVBUS_OP",
"kind": "electrical",
"unit": "V",
"min": 4,
"typ": null,
"max": 13.5,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VBUS rising for active I2C, no battery",
"symbol": "VVBUS_UVLOZ",
"kind": "electrical",
"unit": "V",
"min": 3.3,
"typ": null,
"max": 3.7,
"conditions": "VBUS rising",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VBUS falling to turnoff I2C, no battery",
"symbol": "VVBUS_UVLO",
"kind": "electrical",
"unit": "V",
"min": 3,
"typ": null,
"max": 3.3,
"conditions": "VBUS falling",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VBUS to enable REGN",
"symbol": "VVBUS_PRESENT",
"kind": "electrical",
"unit": "V",
"min": 3.65,
"typ": null,
"max": 3.9,
"conditions": "VBUS rising",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VBUS to disable REGN",
"symbol": "VVBUS_PRESENTZ",
"kind": "electrical",
"unit": "V",
"min": 3.15,
"typ": null,
"max": 3.4,
"conditions": "VBUS falling",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Enter Sleep mode threshold (VBUS - VBAT)",
"symbol": "VSLEEP",
"kind": "electrical",
"unit": "mV",
"min": 15,
"typ": 60,
"max": 110,
"conditions": "VBUS falling, VBAT = 4 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Exit Sleep mode threshold (VBUS - VBAT)",
"symbol": "VSLEEPZ",
"kind": "electrical",
"unit": "mV",
"min": 115,
"typ": 220,
"max": 340,
"conditions": "VBUS rising, VBAT = 4 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VAC overvoltage rising threshold to turn off switching (default)",
"symbol": "VACOV",
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