component
BQ24707ARGRT
Public Made by Adomby adom
Texas Instruments Battery Management ICs, VQFN-20-EP(3.5x3.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "bq24707argrt",
"title": "BQ24707ARGRT",
"brief": "Texas Instruments Battery Management ICs, VQFN-20-EP(3.5x3.5). 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",
"bq24707argrt",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "BQ24707ARGRT",
"manufacturer": "Texas Instruments",
"package": "VQFN-20-EP(3.5x3.5)",
"pin_count": 21,
"category": "Power Supply Chip",
"subcategory": "Battery Management ICs",
"datasheet": "https://www.ti.com/cn/lit/gpn/bq24707a",
"parts": {
"symbol": "bq24707argrt.kicad_sym",
"footprint": "bq24707argrt.kicad_mod",
"model_3d": "bq24707argrt-hero.glb",
"model_3d_plain": "bq24707argrt-etched.glb",
"model_3d_step": "bq24707argrt-etched.step",
"model_3d_step_plain": "bq24707argrt.step",
"lbr": "bq24707argrt.lbr"
},
"distributor_links": {
"lcsc": "C2870166",
"digikey": "296-28316-2-ND",
"mouser": "595-BQ24707ARGRT"
},
"distributor_check": {
"checked_at": "2026-11-07T01:58:59Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-28316-2-ND",
"status": "found"
},
"mouser": {
"pn": "595-BQ24707ARGRT",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "ACN",
"type": "input",
"description": "Input current-sense resistor negative input; place an optional 0.1-µF ceramic capacitor from ACN to GND for common-mode filtering and 0.1 µF from ACN to ACP for differential-mode filtering."
},
{
"number": "2",
"name": "ACP",
"type": "input",
"description": "Input current-sense resistor positive input; place a 0.1-µF ceramic capacitor from ACP to GND for common-mode filtering and 0.1 µF from ACN to ACP for differential-mode filtering."
},
{
"number": "3",
"name": "CMPOUT",
"type": "output",
"description": "Open-drain output of the independent comparator with 0.6 V or 2.4 V internal reference selectable by ChargeOption(); goes HIGH when CMPIN is above the reference; use a 10-kΩ pullup."
},
{
"number": "4",
"name": "CMPIN",
"type": "input",
"description": "Independent comparator input with a 50-kΩ series resistor and 2000-kΩ pulldown, compared against a 0.6 V or 2.4 V internal reference selected by ChargeOption(); CMPOUT goes HIGH when CMPIN is above the reference."
},
{
"number": "5",
"name": "ACOK",
"type": "output",
"description": "AC adapter detect open-drain output, pulled LOW when ACDET is above 2.4 V, VCC is above UVLO and VCC is 245 mV above SRN; requires a 10-kΩ pullup."
},
{
"number": "6",
"name": "ACDET",
"type": "input",
"description": "Adapter detection input programmed by a resistor divider from the adapter input to GND; above 0.6 V with VCC above UVLO enables the REGN LDO, ACOK comparator and IOUT."
},
{
"number": "7",
"name": "IOUT",
"type": "output",
"description": "Buffered adapter or charge current output selectable by ChargeOption(), with voltage equal to 20 times the sense-resistor differential voltage; place 100 pF or less decoupling capacitor to GND."
},
{
"number": "8",
"name": "SDA",
"type": "bidirectional",
"description": "SMBus open-drain data I/O connected to the host or smart battery data line with a 10-kΩ pullup."
},
{
"number": "9",
"name": "SCL",
"type": "input",
"description": "SMBus open-drain clock input connected to the host or smart battery clock line with a 10-kΩ pullup."
},
{
"number": "10",
"name": "ILIM",
"type": "input",
"description": "Charge current-limit input programmed by a divider from the 3.3-V rail; the lower of ILIM or DAC limit sets the limit, control is disabled above 1.6 V, charge is disabled below 75 mV and enabled above 105 mV."
},
{
"number": "11",
"name": "IFAULT",
"type": "output",
"description": "Open-drain output pulled LOW by an internal MOSFET when ACOC or a short-circuit is detected, otherwise pulled HIGH by an external pullup."
},
{
"number": "12",
"name": "SRN",
"type": "input",
"description": "Charge current-sense resistor negative input and battery voltage sensing pin; connect through a 7.5-Ω resistor with a 0.1-µF capacitor to GND for common-mode filtering."
},
{
"number": "13",
"name": "SRP",
"type": "input",
"description": "Charge current-sense resistor positive input; connect through a 10-Ω resistor to the current-sensing resistor with a 0.1-µF capacitor for differential-mode filtering."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "IC ground; connect to the analog ground plane and only to the power ground plane through the PowerPAD underneath the IC."
},
{
"number": "15",
"name": "LODRV",
"type": "output",
"description": "Low-side power MOSFET driver output connected to the low-side N-channel MOSFET gate."
},
{
"number": "16",
"name": "REGN",
"type": "power_out",
"description": "Output of the 6-V linear regulator supplied from VCC, active when ACDET is above 0.6 V and VCC is above UVLO; connect a 1-µF ceramic capacitor to GND."
},
{
"number": "17",
"name": "BTST",
"type": "power_in",
"description": "High-side power MOSFET driver power supply; connect a 0.047-µF capacitor from BTST to PHASE and a bootstrap Schottky diode from REGN to BTST."
},
{
"number": "18",
"name": "HIDRV",
"type": "output",
"description": "High-side power MOSFET driver output connected to the high-side N-channel MOSFET gate."
},
{
"number": "19",
"name": "PHASE",
"type": "passive",
"description": "High-side power MOSFET driver source connected to the source of the high-side N-channel MOSFET."
},
{
"number": "20",
"name": "VCC",
"type": "power_in",
"description": "Input supply, diode OR from adapter or battery voltage; use a 10-Ω resistor and 1-µF capacitor to ground as a low-pass filter to limit inrush current."
},
{
"number": "21",
"name": "PowerPAD",
"type": "power_in",
"description": "Exposed pad beneath the IC, analog and power ground star-connected only at the PowerPAD plane; always solder to the board with vias to ground planes; also serves as thermal pad."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"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: Exposed pad has no pin number in the datasheet text; '21' is an assumed designator for PowerPAD.; Datasheet names the package RGR (20-pin VQFN 3.5x3.5); BQ24707ARGRT is the 250-unit small tape-and-r; BTST pin description appears on page 3 while the rest of the pin table continues on page 4.",
"1/21 pins cited to the wrong page (name found elsewhere): ['21:PowerPAD@p4']"
],
"pages_sent": 8,
"cost_usd": 0.0849,
"at": "2026-11-07T01:58:49"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/bq24707a",
"pages": 46,
"sha256": "cc2349aa2dc03010",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
},
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"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
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"checked": "2026-11-07",
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{
"file": "bq24707argrt-etched.step",
"role": "eda",
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"seat": "z = 0",
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"sha256": "e990e2656a5b85d8c1264edd5d4238b0e8a69c24281a9568dd2b5d687caea9e1",
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-20-EP(3.5x3.5)",
"Category": "Power Supply Chip",
"Pins": "21"
},
"appearance": {
"contacts": {
"quote": "3. Place inductor input terminal to the output terminal of the switching MOSFET as close as possible. Minimize the copper area of this trace to lower electrical and magnetic field radiation, but make ",
"page": 31,
"doc": "ds.pdf",
"material": "copper"
},
"version": 1,
"datasheet_sha256": "cc2349aa2dc03010c3eee2e8aead50d178e0ec41521d9bf1416c4b849e0cb965"
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"rows": [
{
"name": "Voltage on SRN, SRP, ACN, ACP, VCC",
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"min": -0.3,
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"source_page": 5,
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{
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{
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"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Voltage on BTST, HIDRV",
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"min": -0.3,
"typ": null,
"max": 36,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Maximum difference voltage SRP-SRN, ACP-ACN",
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{
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"source_page": 5,
"source": "datasheet"
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{
"name": "Storage temperature",
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"min": -55,
"typ": null,
"max": 155,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Voltage on SRN, SRP, ACN, ACP, VCC",
"symbol": "",
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"min": 0,
"typ": null,
"max": 24,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Voltage on PHASE",
"symbol": "",
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"unit": "V",
"min": -2,
"typ": null,
"max": 24,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Voltage on ACDET, SDA, SCL, LODRV, REGN, IOUT, ILIM, ACOK, IFAULT, CMPIN, CMPOUT",
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"kind": "recommended_operating",
"unit": "V",
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"typ": null,
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"source": "datasheet"
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{
"name": "Voltage on BTST, HIDRV",
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"typ": null,
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"source_page": 5,
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{
"name": "Maximum difference voltage SRP-SRN, ACP-ACN",
"symbol": "",
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"min": -0.2,
"typ": null,
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"source": "datasheet"
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{
"name": "Junction temperature",
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"typ": null,
"max": 125,
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{
"name": "Junction-to-ambient thermal resistance",
"symbol": "RθJA",
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"unit": "°C/W",
"min": null,
"typ": 46.8,
"max": null,
"conditions": "RGR 20-pin VQFN",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Junction-to-case (bottom) thermal resistance",
"symbol": "RθJC(bot)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 4.4,
"max": null,
"conditions": "RGR 20-pin VQFN",
"source_page": 5,
"source": "datasheet"
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{
"name": "VCC input voltage operating",
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"kind": "recommended_operating",
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"typ": null,
"max": 24,
"conditions": "",
"source_page": 6,
"source": "datasheet"
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{
"name": "BAT voltage regulation range",
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"min": 1.024,
"typ": null,
"max": 19.2,
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"source_page": 6,
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{
"name": "Charge voltage regulation accuracy",
"symbol": "VBAT_REG_ACC",
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"unit": "V",
"min": 16.716,
"typ": 16.8,
"max": 16.884,
"conditions": "ChargeVoltage() = 0x41A0H",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Charge voltage regulation accuracy tolerance",
"symbol": "VBAT_REG_ACC",
"kind": "tolerance",
"unit": "%",
"min": -0.5,
"typ": null,
"max": 0.5,
"conditions": "ChargeVoltage() = 0x41A0H",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Charge current regulation accuracy",
"symbol": "ICHRG_REG_ACC",
"kind": "tolerance",
"unit": "mA",
"min": 3973,
"typ": 4096,
"max": 4219,
"conditions": "ChargeCurrent() = 0x1000H",
"source_page": 6,
"source": "datasheet"
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{
"name": "Input current regulation accuracy",
"symbol": "IDPM_REG_ACC",
"kind": "electrical",
"unit": "mA",
"min": 3973,
"typ": 4096,
"max": 4219,
"conditions": "InputCurrent() = 0x1000H",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Charge current regulation differential voltage",
"symbol": "VIREG_CHG_RNG",
"kind": "electrical",
"unit": "mV",
"min": 0,
"typ": null,
"max": 81.28,
"conditions": "VIREG_CHG = VSRP - VSRN",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input current regulation differential voltage",
"symbol": "VIREG_DPM_RNG",
"kind": "electrical",
"unit": "mV",
"min": 0,
"typ": null,
"max": 80.64,
"conditions": "VIREG_DPM = VACP - VACN",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input common mode voltage on ACP/ACN",
"symbol": "VACP/N_OP",
"kind": "electrical",
"unit": "V",
"min": 4.5,
"typ": null,
"max": 24,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Output common mode voltage on SRP/SRN",
"symbol": "VSRP/N_OP",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": 19.2,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "IOUT output voltage",
"symbol": "VIOUT",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": 1.6,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "IOUT output current",
"symbol": "IIOUT",
"kind": "electrical",
"unit": "mA",
"min": 0,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Maximum output load capacitance",
"symbol": "CIOUT_MAX",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": null,
"max": 100,
"conditions": "For stability with 0- to 1-mA load",
"source_page": 7,
"source": "datasheet"
},
{
"name": "REGN regulator voltage",
"symbol": "VREGN_REG",
"kind": "electrical",
"unit": "V",
"min": 5.5,
"typ": 6,
"max": 6.5,
"conditions": "VVCC > 6.5 V, VACDET > 0.6 V, 0-55 mA load",
"source_page": 7,
"source": "datasheet"
},
{
"name": "REGN current limit, charge enabled and not in TSHUT",
"symbol": "IREGN_LIM",
"kind": "electrical",
"unit": "mA",
"min": 65,
"typ": null,
"max": 80,
"conditions": "VREGN = 0 V, VVCC > UVLO",
"source_page": 7,
"source": "datasheet"
},
{
"name": "REGN current limit, charge disabled or in TSHUT",
"symbol": "IREGN_LIM_TSHUT",
"kind": "electrical",
"unit": "mA",
"min": 7,
"typ": null,
"max": 16,
"conditions": "VREGN = 0 V, VVCC > UVLO",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input undervoltage rising threshold",
"symbol": "VUVLO",
"kind": "electrical",
"unit": "V",
"min": 3.5,
"typ": 3.75,
"max": 4,
"conditions": "VVCC rising",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Total battery leakage current",
"symbol": "IBAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 15,
"conditions": "VVCC < VBAT = 16.8 V, TJ = 0 to 85°C",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Standby quiescent current",
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"name": "Low-side IFAULT comparator rising threshold",
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"source": "datasheet"
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