component
BQ25713BRSNR
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Texas Instruments Battery Management, QFN-32-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+70@@ -0,0 +1,70 @@+# BQ25713BRSNR++**Texas Instruments** · Battery Management · QFN-32-EP(4x4)++BQ25713BRSNR from Texas Instruments, in a QFN-32-EP(4x4). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VBUS | power_in | Charger input voltage, 3.5V to 26V operating range, requires 1Ω and 0.47µF input low-pass filter. |+| 2 | ACN | input | Input current sense resistor negative input, requires RC low-pass filter for high-frequency noise suppression, matched leakage current with ACP. |+| 3 | ACP | input | Input current sense resistor positive input, requires RC low-pass filter for high-frequency noise suppression, matched leakage current with ACN. |+| 4 | CHRG_OK | output | Open-drain active-high indicator for normal power connection, 10kΩ pull-up required, high when VBUS 3.5-24.5V with 50ms debounce. |+| 5 | OTG/VAP | input | Active-high input to enable OTG or VAP mode, controls operation mode based on register REG0x34[5] and REG0x35[4] settings. |+| 6 | ILIM_HIZ | input | Input current limit setting pin, voltage programs limit (V = 1V + 40×IDPM×RAC), enters high-impedance mode below 0.4V. |+| 7 | VDDA | power_in | Internal reference bias pin, requires 10Ω resistor between REGN and VDDA, 1µF ceramic capacitor to ground. |+| 8 | IADPT | output | Adapter current monitor output with gain 20× or 40× of ACP-ACN voltage difference, output clamped at 3.3V, requires ≤100pF capacitor to ground. |+| 9 | IBAT | output | Battery current monitor output with gain 8× or 16× of SRP-SRN voltage difference for charge/discharge, output clamped at 3.3V. |+| 10 | PSYS | output | System power monitor output current proportional to total adapter and battery power, gain selectable via I2C, output clamped at 3.3V. |+| 11 | PROCHOT | output | Processor thermal indicator low-active open-drain output monitoring adapter input current, battery discharge current, and system voltage. |+| 12 | SDA | bidirectional | I2C open-drain data I/O line with 10kΩ pull-up resistor per I2C specification. |+| 13 | SCL | input | I2C clock input with 10kΩ pull-up resistor per I2C specification. |+| 14 | CMPIN | input | Independent comparator input compared to programmable internal reference (1.2V or 2.3V), hysteresis programmable via resistor or fixed 100mV. |+| 15 | CMPOUT | output | Independent comparator open-drain output, requires pull-up resistor, output characteristics and debounce time programmable via I2C. |+| 16 | COMP1 | input | Buck/boost converter compensation pin 1, RC network required for loop compensation. |+| 17 | COMP2 | input | Buck/boost converter compensation pin 2, RC network required for loop compensation. |+| 18 | CELL_BATPRESZ | input | Cell selection pin for 1-4 cell battery configuration, sets SYSOVP thresholds (1S:5V, 2S:12V, 3-4S:19.5V), low pull indicates battery removal. |+| 19 | SRN | input | Charge current sense resistor negative input and battery voltage detection, requires 0.1µF differential capacitor with SRP. |+| 20 | SRP | input | Charge current sense resistor positive input, requires 0.1µF differential capacitor with SRN. |+| 21 | BATDRV | output | P-channel battery FET gate driver output, 10V below VSYS for full conduction, operates in linear mode for system voltage regulation. |+| 22 | VSYS | input | System voltage detection node for regulation, programmable voltage limits in REG0x05/04 and REG0x0D/0C, range 1.024V to 19.2V. |+| 23 | SW2 | passive | Boost mode high-side power MOSFET driver source node, connects to high-side N-channel MOSFET source. |+| 24 | HIDRV2 | output | Boost mode high-side power MOSFET (Q4) driver output, connects to high-side N-channel MOSFET gate. |+| 25 | BTST2 | power_in | Boost mode high-side gate driver power supply, requires 0.047µF bootstrap capacitor between SW2 and BTST2. |+| 26 | LODRV2 | output | Boost mode low-side power MOSFET (Q3) driver output, connects to low-side N-channel MOSFET gate. |+| 27 | PGND | power_in | Device power ground connected to power ground plane. |+| 28 | REGN | power_out | 6V linear regulator output (from VBUS or VSYS), active when VBUS > VVBUS_CONVEN, requires 2.2-3.3µF ceramic capacitor to ground. |+| 29 | LODRV1 | output | Buck mode low-side power MOSFET (Q2) driver output, connects to low-side N-channel MOSFET gate. |+| 30 | BTST1 | power_in | Buck mode high-side gate driver power supply, requires 0.047µF bootstrap capacitor between SW1 and BTST1. |+| 31 | HIDRV1 | output | Buck mode high-side power MOSFET (Q1) driver output, connects to high-side N-channel MOSFET gate. |+| 32 | SW1 | passive | Buck mode high-side power MOSFET driver source node, connects to high-side N-channel MOSFET source. |+| 33 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | QFN-32-EP(4x4) |+| Category | Power Management (PMIC) |+| Pins | 33 |++## CAD (KiCad official)++- Symbol: `BQ25713BRSNR`+- Footprint: `Package_DFN_QFN:QFN-32-1EP_4x4mm_P0.4mm_EP2.9x2.9mm`+- 3D model: QFN-32-EP(4x4) (KiCad packages3D, STEP)+- 3D model files: `bq25713brsnr-etched.step` / `bq25713brsnr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bq25713brsnr.step` / `bq25713brsnr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/bq25713b) (92 pp, sha256 `545440f19c8407fe`, retrieved 2026-10-05, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/bq25713brsnr-datasheet.pdf)
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"model_3d_plain": "bq25713brsnr.glb",+ "model_3d_step": "bq25713brsnr-etched.step",+ "model_3d_step_plain": "bq25713brsnr.step",+ "lbr": "bq25713brsnr.lbr"+ },+ "distributor_links": {+ "lcsc": 2863640,+ "digikey": "296-50952-2-ND",+ "mouser": "595-BQ25713BRSNR"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T23:43:25Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-50952-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-BQ25713BRSNR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VBUS",+ "type": "power_in",+ "description": "Charger input voltage, 3.5V to 26V operating range, requires 1Ω and 0.47µF input low-pass filter."+ },+ {+ "number": "2",+ "name": "ACN",+ "type": "input",+ "description": "Input current sense resistor negative input, requires RC low-pass filter for high-frequency noise suppression, matched leakage current with ACP."+ },+ {+ "number": "3",+ "name": "ACP",+ "type": "input",+ "description": "Input current sense resistor positive input, requires RC low-pass filter for high-frequency noise suppression, matched leakage current with ACN."+ },+ {+ "number": "4",+ "name": "CHRG_OK",+ "type": "output",+ "description": "Open-drain active-high indicator for normal power connection, 10kΩ pull-up required, high when VBUS 3.5-24.5V with 50ms debounce."+ },+ {+ "number": "5",+ "name": "OTG/VAP",+ "type": "input",+ "description": "Active-high input to enable OTG or VAP mode, controls operation mode based on register REG0x34[5] and REG0x35[4] settings."+ },+ {+ "number": "6",+ "name": "ILIM_HIZ",+ "type": "input",+ "description": "Input current limit setting pin, voltage programs limit (V = 1V + 40×IDPM×RAC), enters high-impedance mode below 0.4V."+ },+ {+ "number": "7",+ "name": "VDDA",+ "type": "power_in",+ "description": "Internal reference bias pin, requires 10Ω resistor between REGN and VDDA, 1µF ceramic capacitor to ground."+ },+ {+ "number": "8",+ "name": "IADPT",+ "type": "output",+ "description": "Adapter current monitor output with gain 20× or 40× of ACP-ACN voltage difference, output clamped at 3.3V, requires ≤100pF capacitor to ground."+ },+ {+ "number": "9",+ "name": "IBAT",+ "type": "output",+ "description": "Battery current monitor output with gain 8× or 16× of SRP-SRN voltage difference for charge/discharge, output clamped at 3.3V."+ },+ {+ "number": "10",+ "name": "PSYS",+ "type": "output",+ "description": "System power monitor output current proportional to total adapter and battery power, gain selectable via I2C, output clamped at 3.3V."+ },+ {+ "number": "11",+ "name": "PROCHOT",+ "type": "output",+ "description": "Processor thermal indicator low-active open-drain output monitoring adapter input current, battery discharge current, and system voltage."+ },+ {+ "number": "12",+ "name": "SDA",+ "type": "bidirectional",+ "description": "I2C open-drain data I/O line with 10kΩ pull-up resistor per I2C specification."+ },+ {+ "number": "13",+ "name": "SCL",+ "type": "input",+ "description": "I2C clock input with 10kΩ pull-up resistor per I2C specification."+ },+ {+ "number": "14",+ "name": "CMPIN",+ "type": "input",+ "description": "Independent comparator input compared to programmable internal reference (1.2V or 2.3V), hysteresis programmable via resistor or fixed 100mV."+ },+ {+ "number": "15",+ "name": "CMPOUT",+ "type": "output",+ "description": "Independent comparator open-drain output, requires pull-up resistor, output characteristics and debounce time programmable via I2C."+ },+ {+ "number": "16",+ "name": "COMP1",+ "type": "input",+ "description": "Buck/boost converter compensation pin 1, RC network required for loop compensation."+ },+ {+ "number": "17",+ "name": "COMP2",+ "type": "input",+ "description": "Buck/boost converter compensation pin 2, RC network required for loop compensation."+ },+ {+ "number": "18",+ "name": "CELL_BATPRESZ",+ "type": "input",+ "description": "Cell selection pin for 1-4 cell battery configuration, sets SYSOVP thresholds (1S:5V, 2S:12V, 3-4S:19.5V), low pull indicates battery removal."+ },+ {+ "number": "19",+ "name": "SRN",+ "type": "input",+ "description": "Charge current sense resistor negative input and battery voltage detection, requires 0.1µF differential capacitor with SRP."+ },+ {+ "number": "20",+ "name": "SRP",+ "type": "input",+ "description": "Charge current sense resistor positive input, requires 0.1µF differential capacitor with SRN."+ },+ {+ "number": "21",+ "name": "BATDRV",+ "type": "output",+ "description": "P-channel battery FET gate driver output, 10V below VSYS for full conduction, operates in linear mode for system voltage regulation."+ },+ {+ "number": "22",+ "name": "VSYS",+ "type": "input",+ "description": "System voltage detection node for regulation, programmable voltage limits in REG0x05/04 and REG0x0D/0C, range 1.024V to 19.2V."+ },+ {+ "number": "23",+ "name": "SW2",+ "type": "passive",+ "description": "Boost mode high-side power MOSFET driver source node, connects to high-side N-channel MOSFET source."+ },+ {+ "number": "24",+ "name": "HIDRV2",+ "type": "output",+ "description": "Boost mode high-side power MOSFET (Q4) driver output, connects to high-side N-channel MOSFET gate."+ },+ {+ "number": "25",+ "name": "BTST2",+ "type": "power_in",+ "description": "Boost mode high-side gate driver power supply, requires 0.047µF bootstrap capacitor between SW2 and BTST2."+ },+ {+ "number": "26",+ "name": "LODRV2",+ "type": "output",+ "description": "Boost mode low-side power MOSFET (Q3) driver output, connects to low-side N-channel MOSFET gate."+ },+ {+ "number": "27",+ "name": "PGND",+ "type": "power_in",+ "description": "Device power ground connected to power ground plane."+ },+ {+ "number": "28",+ "name": "REGN",+ "type": "power_out",+ "description": "6V linear regulator output (from VBUS or VSYS), active when VBUS > VVBUS_CONVEN, requires 2.2-3.3µF ceramic capacitor to ground."+ },+ {+ "number": "29",+ "name": "LODRV1",+ "type": "output",+ "description": "Buck mode low-side power MOSFET (Q2) driver output, connects to low-side N-channel MOSFET gate."+ },+ {+ "number": "30",+ "name": "BTST1",+ "type": "power_in",+ "description": "Buck mode high-side gate driver power supply, requires 0.047µF bootstrap capacitor between SW1 and BTST1."+ },+ {+ "number": "31",+ "name": "HIDRV1",+ "type": "output",+ "description": "Buck mode high-side power MOSFET (Q1) driver output, connects to high-side N-channel MOSFET gate."+ },+ {+ "number": "32",+ "name": "SW1",+ "type": "passive",+ "description": "Buck mode high-side power MOSFET driver source node, connects to high-side N-channel MOSFET source."+ },+ {+ "number": "33",+ "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": {+ "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 33 added from the footprint"+ ],+ "pages_sent": 60,+ "cost_usd": 0.5084,+ "at": "2026-10-05T23:43:12"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/bq25713b",+ "pages": 92,+ "sha256": "545440f19c8407fe",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 33,+ "described": 33,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}