BQ25692-Q1
- AEC-Q100 qualified for automotive applications
- Temperature grade 1: –40°C ≤ TA ≤ 125°C
- High integration buck-boost forward (sink) mode charger for 1- to 7-cell Li-Ion batteries supporting USB PD profile with integrated switching MOSFETs and loop compensation
- Highly efficient
- Programmable switching frequency from 450kHz to 1.2MHz
- Bypass mode for >98.5% efficiency USB-PD PPS direct battery charging at 20V, 3A
- Selectable PFM with out-of-audio (OOA) operation for light load efficiency improvement
- Supports a wide range of input sources with 2.5V to 36V
operating range and 45V absolute maximum rating
- Support VIN down to 2.5V with VBAT > 3.2V
- USB-PD input
- Input voltage dynamic power management (VINDPM) up to 36V to prevent input source overload
- Optional input current dynamic power management (IINDPM) up-to 3.3A for maximum power limit
- I2C controlled for optimal system
performance with resistor-programmable option
- Hardware selectable default cell count, charge voltage, input and charge current limits
- 3A charging current with 20mA resolution
- Reverse/OTG (source) mode powers input port from battery
- 3.5V to 34V reverse output voltage with 20mV resolution to support USB-PD PPS
- Up-to 3.3A reverse output current regulation with 20mA resolution to support USB-PD PPS
- Low quiescent current
- TBD µA for battery only operation
- TBD µA for converter switching
- High accuracy
- TBD charge voltage regulation
- TBD input/output current regulation
- Safety
- Input and battery OVP
- Thermal regulation and thermal shutdown
- Converter MOSFETs OCP
- Charging safety timer
The BQ25692-Q1 is a fully integrated switch-mode buck-boost charger for 1- to 7cell Li-ion batteries, Li-polymer batteries. Wide input voltage range from 2.5V to 36V supports applications powered from battery, standard USB-PD adapters and high voltage dedicated DC adapters. The device integrates 4 switching MOSFETs and all the converter loop compensation for small solution size with simple design. The device also supports the full input (sink) and output (reverse or source mode) voltage ranges for USB Type-C and USB power delivery (USB-PD) applications.
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| 重要文件 | 類型 | 標題 | 格式選項 | 下載最新的英文版本 | 日期 | |
|---|---|---|---|---|---|---|
| * | 資料表 | BQ25692-Q1: Standalone/I2 C Controlled, 1-7 Cell Li-Ion, 3A Buck-Boost Bidirectional Battery Charger with USB-PD 3.0 OTG Output datasheet | PDF | HTML | 2025/10/16 | ||
| 證書 | BQ25692-Q1EVM EU Declaration of Conformity (DoC) | 2025/10/9 |
設計與開發
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計算工具
BQ2569X-DESIGN-CALC — BQ2569X design spreadsheet
Excel spreadsheet to help with BQ2569X battery charger designs
| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| WQFN-HR (RBA) | 26 | Ultra Librarian |
訂購與品質
建議產品可能具有與此 TI 產品相關的參數、評估模組或參考設計。