component
BQ24190RGER
Public Made by Adomby adom
Texas Instruments Battery Management ICs, VQFN-24-EP(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": "bq24190rger",
"title": "BQ24190RGER",
"brief": "Texas Instruments Battery Management ICs, VQFN-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",
"tags": [
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"power supply chip",
"bq24190rger",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "BQ24190RGER",
"manufacturer": "Texas Instruments",
"package": "VQFN-24-EP(4x4)",
"pin_count": 25,
"category": "Power Supply Chip",
"subcategory": "Battery Management ICs",
"datasheet": "https://www.ti.com/lit/ds/symlink/bq24190rger.pdf",
"parts": {
"symbol": "bq24190rger.kicad_sym",
"footprint": "bq24190rger.kicad_mod",
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"model_3d_step_plain": "bq24190rger.step",
"lbr": "bq24190rger.lbr"
},
"distributor_links": {
"lcsc": "C2871443"
},
"distributor_check": {
"checked_at": "2026-10-22T23:13:56Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "deferred",
"error": "shared DigiKey quota guard: 579 calls left today"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "VBUS",
"type": "power_in",
"description": "Charger input voltage, with the internal reverse-block MOSFET (RBFET) between VBUS and PMID; place a 1-µF ceramic capacitor from VBUS to PGND as close to the IC as possible."
},
{
"number": "2",
"name": "D+",
"type": "input",
"description": "Positive line of the USB data pair used for D+/D- USB host/charging port detection, including data contact detection (DCD) and primary detection in bc1.2."
},
{
"number": "3",
"name": "D–",
"type": "input",
"description": "Negative line of the USB data pair used for D+/D- USB host/charging port detection, including data contact detection (DCD) and primary detection in bc1.2."
},
{
"number": "4",
"name": "STAT",
"type": "output",
"description": "Open-drain charge status output, pulled up via 10 kΩ; LOW indicates charge in progress, HIGH indicates charge complete or disabled, and it blinks at 1 Hz on any fault in the bq24190."
},
{
"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, pulled up to a logic rail via 10 kΩ, that sends an active-low 256-µs pulse to the host to report charger status and faults."
},
{
"number": "8",
"name": "OTG",
"type": "input",
"description": "USB current limit selection pin in buck mode (with USB host, High = 500 mA, Low = 100 mA) and active-high enable in boost mode when REG01[5:4] = 10."
},
{
"number": "9",
"name": "CE",
"type": "input",
"description": "Active-low charge enable; charging is enabled when REG01[5:4] = 01 and CE = Low, and the pin must be pulled high or low."
},
{
"number": "10",
"name": "ILIM",
"type": "input",
"description": "Sets the maximum input current limit by regulating ILIM at 1 V with a resistor to ground (IINMAX = (1V/RILIM) × 530); the minimum programmable input current is 500 mA."
},
{
"number": "11",
"name": "TS1",
"type": "input",
"description": "Temperature qualification voltage input #1 for an NTC thermistor, programmed with a resistor divider from REGN; charge suspends when either TS pin is out of range (103AT-2 recommended)."
},
{
"number": "12",
"name": "TS2",
"type": "input",
"description": "Temperature qualification voltage input #2 for an NTC thermistor, programmed with a resistor divider from REGN; charge suspends when either TS pin is out of range (103AT-2 recommended)."
},
{
"number": "13",
"name": "BAT",
"type": "power_in",
"description": "Battery connection to the positive pack terminal, with the internal BATFET between BAT and SYS; connect a 10-µF capacitor close to the pin."
},
{
"number": "14",
"name": "BAT",
"type": "power_in",
"description": "Battery connection to the positive pack terminal, with the internal BATFET between BAT and SYS; connect a 10-µF capacitor close to the pin."
},
{
"number": "15",
"name": "SYS",
"type": "power_out",
"description": "System connection point with the internal BATFET between BAT and SYS; the converter keeps SYS above the minimum system voltage when the battery is low."
},
{
"number": "16",
"name": "SYS",
"type": "power_out",
"description": "System connection point with the internal BATFET between BAT and SYS; the converter keeps SYS above the minimum system voltage when the battery is low."
},
{
"number": "17",
"name": "PGND",
"type": "power_in",
"description": "Power ground for the high-current converter node, internally connected to the source of the n-channel LSFET; connect directly to the input and output capacitor grounds."
},
{
"number": "18",
"name": "PGND",
"type": "power_in",
"description": "Power ground for the high-current converter node, internally connected to the source of the n-channel LSFET; connect directly to the input and output capacitor grounds."
},
{
"number": "19",
"name": "SW",
"type": "output",
"description": "Switching node connecting to the output inductor, with a 0.047-µF bootstrap capacitor from SW to BTST."
},
{
"number": "20",
"name": "SW",
"type": "output",
"description": "Switching node connecting to the output inductor, with a 0.047-µF bootstrap capacitor from SW to BTST."
},
{
"number": "21",
"name": "BTST",
"type": "power_in",
"description": "PWM high-side driver positive supply, connected internally to the bootstrap diode anode; connect a 0.047-µF capacitor from SW to BTST."
},
{
"number": "22",
"name": "REGN",
"type": "power_out",
"description": "PWM low-side driver positive supply output and bias rail for TS1/TS2; connect a 4.7-µF (10-V rating) ceramic capacitor to analog GND close to the IC."
},
{
"number": "23",
"name": "PMID",
"type": "power_out",
"description": "Connected to the drain of the reverse blocking MOSFET and the HSFET; put 1 µF on VBUS to PGND and the remaining input capacitance on PMID to PGND."
},
{
"number": "24",
"name": "VBUS",
"type": "power_in",
"description": "Charger input voltage, with the internal reverse-block MOSFET (RBFET) between VBUS and PMID; place a 1-µF ceramic capacitor from VBUS to PGND as close to the IC as possible."
},
{
"number": "25",
"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": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet gives the exposed thermal pad no pin number, so 'EP' is used as a label. Confirm it ag; The datasheet gives only P (power), I, O and I/O for these pins. The KiCad types for BAT, SYS, REGN,; The MPN BQ24190RGER is the bq24190 variant, so the pin list uses the bq24190 column (D+/D– on pins 2"
],
"pages_sent": 12,
"cost_usd": 0.169,
"at": "2026-10-22T23:13:44"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/bq24190rger.pdf",
"pages": 53,
"sha256": "45b39a9199a8ba62",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
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"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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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": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "bq24190rger-etched.step",
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]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-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": 41,
"doc": "ds.pdf",
"material": "copper"
},
"version": 1,
"datasheet_sha256": "45b39a9199a8ba62e80e5a7c6e61999c846c05e8039a5d025c8467326c811185"
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"characteristics": {
"version": 1,
"source": "datasheet",
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"rows": [
{
"name": "Input voltage",
"symbol": "VIN",
"kind": "recommended_operating",
"unit": "V",
"min": 3.9,
"typ": null,
"max": 17,
"conditions": "",
"source_page": 6,
"source": "datasheet"
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{
"name": "Input current",
"symbol": "IIN",
"kind": "recommended_operating",
"unit": "A",
"min": null,
"typ": null,
"max": 3,
"conditions": "",
"source_page": 6,
"source": "datasheet"
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{
"name": "Output current (SYS)",
"symbol": "ISYS",
"kind": "recommended_operating",
"unit": "A",
"min": null,
"typ": null,
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"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Battery voltage",
"symbol": "VBAT",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 4.4,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Fast charging current",
"symbol": "IBAT",
"kind": "recommended_operating",
"unit": "A",
"min": null,
"typ": null,
"max": 4.5,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Operating free-air temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "VBUS voltage",
"symbol": "VBUS",
"kind": "absolute_maximum",
"unit": "V",
"min": -2,
"typ": null,
"max": 22,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "PMID voltage",
"symbol": "PMID",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 22,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "STAT voltage",
"symbol": "STAT",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 20,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BTST voltage",
"symbol": "BTST",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 26,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "SW voltage",
"symbol": "SW",
"kind": "absolute_maximum",
"unit": "V",
"min": -2,
"typ": null,
"max": 20,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BAT, SYS voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6,
"conditions": "converter not switching",
"source_page": 5,
"source": "datasheet"
},
{
"name": "SDA, SCL, INT, OTG, ILIM, REGN, TS1, TS2, CE, D+, D- voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Output sink current INT, STAT",
"symbol": "",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Junction temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Junction-to-ambient thermal resistance",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 32.2,
"max": null,
"conditions": "RGE (24 pin)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-case (top) thermal resistance",
"symbol": "RθJCtop",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 29.8,
"max": null,
"conditions": "RGE (24 pin)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-board thermal resistance",
"symbol": "RθJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 9.1,
"max": null,
"conditions": "RGE (24 pin)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-case (bottom) thermal resistance",
"symbol": "RθJCbot",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 2.2,
"max": null,
"conditions": "RGE (24 pin)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Battery discharge current, BATFET disabled",
"symbol": "IBAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 12,
"max": 20,
"conditions": "High-Z Mode, or no VBUS, BATFET disabled (REG07[5] = 1), –40°C to 85°C",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Battery discharge current, BATFET enabled",
"symbol": "IBAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 32,
"max": 55,
"conditions": "High-Z Mode, or no VBUS, REG07[5] = 0, –40°C to 85°C",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input supply current, 5 V High-Z",
"symbol": "IVBUS",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 15,
"max": 30,
"conditions": "VVBUS = 5 V, High-Z mode",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input supply current, 17 V High-Z",
"symbol": "IVBUS",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 30,
"max": 50,
"conditions": "VVBUS = 17 V, High-Z mode",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input supply current, not switching",
"symbol": "IVBUS",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 1.5,
"max": 3,
"conditions": "VVBUS > VUVLO, VVBUS > VBAT, converter not switching",
"source_page": 6,
"source": "datasheet"
},
{
"name": "VBUS operating range",
"symbol": "VVBUS_OP",
"kind": "electrical",
"unit": "V",
"min": 3.9,
"typ": null,
"max": 17,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Sleep mode falling threshold",
"symbol": "VSLEEP",
"kind": "electrical",
"unit": "mV",
"min": 35,
"typ": 80,
"max": 120,
"conditions": "VVBUS falling, VVBUS-VBAT",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Sleep mode rising threshold",
"symbol": "VSLEEPZ",
"kind": "electrical",
"unit": "mV",
"min": 170,
"typ": 250,
"max": 350,
"conditions": "VVBUS rising, VVBUS-VBAT",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VBUS over-voltage rising threshold",
"symbol": "VACOV",
"kind": "electrical",
"unit": "V",
"min": 17.4,
"typ": null,
"max": 18,
"conditions": "VVBUS rising",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Battery depletion threshold",
"symbol": "VBAT_DPL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 2.4,
"max": 2.6,
"conditions": "VBAT falling",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Battery depletion rising hysteresis",
"symbol": "VBAT_DPL_HY",
"kind": "electrical",
"unit": "mV",
"min": 170,
"typ": null,
"max": 260,
"conditions": "VBAT rising",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Typical system regulation voltage",
"symbol": "VSYS_RANGE",
"kind": "electrical",
"unit": "V",
"min": 3.5,
"typ": null,
"max": 4.35,
"conditions": "Isys = 0 A, Q4 off, VBAT up to 4.2 V, REG01[3:1] = 101, VSYSMIN = 3.5 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "System voltage output",
"symbol": "VSYS_MIN",
"kind": "electrical",
"unit": "V",
"min": 3.55,
"typ": null,
"max": 3.65,
"conditions": "REG01[3:1] = 101, VSYSMIN = 3.5 V",
"source_page": 7,
"source": "datasheet"
},
{
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