component
BQ25601DRTWR
Public Made by Adomby adom
Texas Instruments Battery Management ICs, WQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"slug": "bq25601drtwr",
"title": "BQ25601DRTWR",
"brief": "Texas Instruments Battery Management ICs, WQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"mpn": "BQ25601DRTWR",
"manufacturer": "Texas Instruments",
"package": "WQFN-24-EP(4x4)",
"pin_count": 25,
"category": "Power Supply Chip",
"subcategory": "Battery Management ICs",
"datasheet": "https://www.ti.com/cn/lit/gpn/bq25601d",
"parts": {
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"footprint": "bq25601drtwr.kicad_mod",
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"model_3d_step": "bq25601drtwr-etched.step",
"model_3d_step_plain": "bq25601drtwr.step",
"lbr": "bq25601drtwr.lbr"
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"distributor_check": {
"checked_at": "2026-10-22T21:34:39Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
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"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "VBUS",
"type": "power_in",
"description": "Charger input; the internal n-channel reverse blocking MOSFET (RBFET) is connected between VBUS and PMID, with a 1-uF ceramic capacitor placed from VBUS to GND close to the device."
},
{
"number": "2",
"name": "D+",
"type": "bidirectional",
"description": "Positive line of the USB data pair used for D+/D- based USB host/charging port detection, including data contact detection, BC1.2 primary and secondary detection and nonstandard adaptors."
},
{
"number": "3",
"name": "D-",
"type": "bidirectional",
"description": "Negative line of the USB data pair used for D+/D- based USB host/charging port detection, including data contact detection, BC1.2 primary and secondary detection and nonstandard adaptors."
},
{
"number": "4",
"name": "STAT",
"type": "output",
"description": "Open-drain charge status output (low while charging, high when charge complete or in sleep, 1-Hz pulses on charge suspend), connected to a logic rail via 10 kΩ and disabled via EN_ICHG_MON[1:0] bits."
},
{
"number": "5",
"name": "SCL",
"type": "input",
"description": "I2C interface clock; connect to the logic rail through a 10-kΩ resistor."
},
{
"number": "6",
"name": "SDA",
"type": "bidirectional",
"description": "I2C interface data; connect 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, connected to a logic rail through a 10-kΩ resistor."
},
{
"number": "8",
"name": "NC",
"type": "unconnected",
"description": "No connect; keep the pin floating."
},
{
"number": "9",
"name": "CE",
"type": "input",
"description": "Charge enable pin; battery charging is enabled when this pin is driven low."
},
{
"number": "10",
"name": "NC",
"type": "unconnected",
"description": "No connect; keep the pin floating."
},
{
"number": "11",
"name": "TS",
"type": "input",
"description": "Temperature qualification voltage input supporting the JEITA profile with an NTC thermistor (103AT-2 recommended); charge suspends when out of range, and if unused connect 10 kΩ from REGN to TS and 10 kΩ from TS to GND."
},
{
"number": "12",
"name": "QON",
"type": "input",
"description": "BATFET enable/reset control input with internal pull-up; a low of tSHIPMODE exits ship mode, and a low of tQON_RST (minimum 8 s) with VBUS absent resets SYS by turning BATFET off for at least 250 ms."
},
{
"number": "13",
"name": "BAT",
"type": "bidirectional",
"description": "Battery connection point to the positive terminal of the battery pack, with the internal BATFET and current sensing between SYS and BAT; connect 10 µF close to the pin."
},
{
"number": "14",
"name": "BAT",
"type": "bidirectional",
"description": "Battery connection point to the positive terminal of the battery pack, with the internal BATFET and current sensing between SYS and BAT; connect 10 µF close to the pin."
},
{
"number": "15",
"name": "SYS",
"type": "power_out",
"description": "Converter output connection point with internal current sensing network between SYS and BAT; connect a 20 µF capacitor close to the pin."
},
{
"number": "16",
"name": "SYS",
"type": "power_out",
"description": "Converter output connection point with internal current sensing network between SYS and BAT; connect a 20 µF capacitor close to the pin."
},
{
"number": "17",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "19",
"name": "SW",
"type": "power_out",
"description": "Switching node output connected to the output inductor; connect the 0.047-µF bootstrap capacitor from SW to BTST."
},
{
"number": "20",
"name": "SW",
"type": "power_out",
"description": "Switching node output connected to the output inductor; connect the 0.047-µF bootstrap capacitor from SW to BTST."
},
{
"number": "21",
"name": "BTST",
"type": "passive",
"description": "PWM high-side driver positive supply, internally connected to the bootstrap diode cathode; connect a 0.047-µF bootstrap capacitor from SW to BTST."
},
{
"number": "22",
"name": "REGN",
"type": "power_out",
"description": "LSFET driver and internal supply output, connected internally to the bootstrap diode anode; connect a 4.7-µF (10-V rating) ceramic capacitor to 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 ceramic capacitor from PMID to GND."
},
{
"number": "24",
"name": "VAC",
"type": "input",
"description": "Charge input voltage sense; this pin must be connected to the VBUS pin."
},
{
"number": "25",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
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"primary_model": "claude-sonnet-5-5",
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"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
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],
"pages_sent": 19,
"cost_usd": 0.1925,
"at": "2026-10-22T21:34:26"
},
"datasheet": {
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"pages": 66,
"sha256": "4420f41c6497a003",
"source_tier": "lcsc"
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"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
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"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "WQFN-24-EP(4x4)",
"Category": "Power Supply Chip",
"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": 54,
"doc": "ds.pdf",
"material": "copper"
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"version": 1,
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"rows": [
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"name": "Voltage range VAC, VBUS (converter not switching)",
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"kind": "absolute_maximum",
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"min": -2,
"typ": null,
"max": 22,
"conditions": "with respect to GND",
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{
"name": "Voltage range BTST, PMID (converter not switching)",
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{
"name": "Voltage range SW",
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"conditions": "with respect to GND",
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"source": "datasheet"
},
{
"name": "Voltage range BTST to SW",
"symbol": "",
"kind": "absolute_maximum",
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"min": -0.3,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Voltage range D+, D-",
"symbol": "",
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"min": -0.3,
"typ": null,
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"conditions": "with respect to GND",
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{
"name": "Voltage range REGN, TS, CE, BAT, SYS (converter not switching)",
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{
"name": "Voltage range SDA, SCL, INT, /QON, STAT",
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"conditions": "with respect to GND",
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"source": "datasheet"
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{
"name": "Voltage range PGND to GND",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 0.3,
"conditions": "QFN package only",
"source_page": 7,
"source": "datasheet"
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{
"name": "Output sink current STAT",
"symbol": "",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 6,
"conditions": "",
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"source": "datasheet"
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{
"name": "Output sink current INT",
"symbol": "",
"kind": "absolute_maximum",
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"min": null,
"typ": null,
"max": 6,
"conditions": "",
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"source": "datasheet"
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{
"name": "Operating junction temperature",
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"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 7,
"source": "datasheet"
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{
"name": "Storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "ESD HBM",
"symbol": "V(ESD)",
"kind": "absolute_maximum",
"unit": "V",
"min": -2000,
"typ": null,
"max": 2000,
"conditions": "HBM, all pins",
"source_page": 7,
"source": "datasheet"
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{
"name": "ESD CDM",
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"kind": "absolute_maximum",
"unit": "V",
"min": -250,
"typ": null,
"max": 250,
"conditions": "CDM, all pins",
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"source": "datasheet"
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{
"name": "VBUS input voltage",
"symbol": "VBUS",
"kind": "recommended_operating",
"unit": "V",
"min": 3.9,
"typ": null,
"max": 13.5,
"conditions": "",
"source_page": 7,
"source": "datasheet"
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{
"name": "Input current (VBUS)",
"symbol": "Iin",
"kind": "recommended_operating",
"unit": "A",
"min": null,
"typ": null,
"max": 3.25,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Output current (SW)",
"symbol": "ISWOP",
"kind": "recommended_operating",
"unit": "A",
"min": null,
"typ": null,
"max": 3.25,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Battery voltage",
"symbol": "VBATOP",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 4.615,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Fast charging current",
"symbol": "IBATOP",
"kind": "recommended_operating",
"unit": "A",
"min": null,
"typ": null,
"max": 3,
"conditions": "",
"source_page": 7,
"source": "datasheet"
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{
"name": "Discharging current (continuous)",
"symbol": "IBATOP",
"kind": "recommended_operating",
"unit": "A",
"min": null,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Operating ambient temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-ambient thermal resistance",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 35.6,
"max": null,
"conditions": "RTW (WQFN) 24 pins",
"source_page": 8,
"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": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Junction-to-board thermal resistance",
"symbol": "RθJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 11.9,
"max": null,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Junction-to-top characterization parameter",
"symbol": "ΨJT",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 0.2,
"max": null,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Junction-to-board characterization parameter",
"symbol": "ΨJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 12,
"max": null,
"conditions": "",
"source_page": 8,
"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": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Battery discharge current, HIZ, BATFET disabled",
"symbol": "IBAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 17,
"max": 33,
"conditions": "VBAT = 4.5 V, HIZ Mode and No VBUS, I2C disabled, BATFET Disabled. TJ < 85°C",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Battery discharge current, HIZ, BATFET enabled",
"symbol": "IBAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 58,
"max": 85,
"conditions": "VBAT = 4.5 V, HIZ Mode and No VBUS, I2C Disabled, BATFET Enabled. TJ < 85°C",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input supply current HIZ 5 V",
"symbol": "IVBUS_HIZ",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 37,
"max": 55,
"conditions": "VVBUS = 5 V, High-Z Mode, No battery",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input supply current HIZ 12 V",
"symbol": "IVBUS_HIZ",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 68,
"max": 93,
"conditions": "VVBUS = 12 V, High-Z Mode, No battery",
"source_page": 8,
"source": "datasheet"
},
{
"name": "VBUS operating range",
"symbol": "VBUS_OP",
"kind": "electrical",
"unit": "V",
"min": 3.9,
"typ": null,
"max": 13.5,
"conditions": "VVBUS rising",
"source_page": 8,
"source": "datasheet"
},
{
"name": "VBUS for active I2C, no battery",
"symbol": "VVAC_UVLOZ",
"kind": "electrical",
"unit": "V",
"min": 3.3,
"typ": null,
"max": 3.6,
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