BQ25713RSNT

The BQ25713RSNT is a highly integrated battery management IC from Texas Instruments, designed specifically for charging and power management applications in portable devices. This device is particularly suited for lithium-ion and lithium-polymer batteries, making it ideal for smartphones, tablets, and other battery-operated gadgets.

Key Features:

1. Input Voltage Range: The BQ25713 supports a wide input voltage range, typically from 4.5V to 20V, allowing it to accommodate various power sources, including USB and wall adapters.

2. Charge Management: It features a highly efficient buck-boost converter that can manage the charging of the battery while also supplying power to the system load. This allows for seamless operation even when the battery is being charged.

3. Battery Protection: The IC includes multiple safety features such as overvoltage protection, overcurrent protection, and thermal regulation to ensure the safety and longevity of the battery.

4. Programmable Charge Current: The BQ25713 allows for programmable charge current settings, enabling designers to optimize charging times and efficiency based on the specific requirements of their application.

5. I2C Interface: The device is equipped with an I2C interface for communication with a host microcontroller, allowing for real-time monitoring and control of charging parameters.

6. Integrated FETs: The BQ25713 integrates high-efficiency power FETs, which reduce the need for external components and help minimize the overall footprint of the design.

7. Thermal Management: The IC includes features for thermal management, ensuring that it operates within safe temperature limits, which is crucial for maintaining performance and reliability.

8. Status Indicators: It provides status indicators for charging, fault conditions, and battery status, which can be useful for user interfaces in consumer electronics.

Package and Dimensions:

The BQ25713RSNT is available in a compact VQFN (Very Thin Quad Flat No-lead) package, which measures approximately 4mm x 4mm, making it suitable for space-constrained applications. The package design also aids in thermal dissipation, which is essential for maintaining performance during high-load conditions.

Applications:

• Smartphones and tablets
• Wearable devices
• Portable medical devices
• Power banks
• Other battery-operated consumer electronics

Conclusion:

The BQ25713RSNT from Texas Instruments is a versatile and efficient battery management solution that combines advanced charging capabilities with robust safety features. Its integration of multiple functionalities into a compact package makes it an excellent choice for modern portable electronic devices, ensuring reliable performance and user satisfaction.