The Texas Instruments BQ25723RSNR is a state-of-the-art battery charge controller designed to cater to the needs of modern portable electronics. This sophisticated integrated circuit (IC) offers a versatile solution for managing the power requirements of single-cell to four-cell battery packs, making it an ideal choice for a wide range of applications such as laptops, tablets, power banks, and other smart devices.

Key Features

• Advanced Charging Capabilities: The BQ25723RSNR supports a variety of battery chemistries, including Li-Ion, Li-Polymer, and LiFePO4. It is capable of efficiently handling input voltages up to 24V, with a programmable charge voltage up to 19.2V, ensuring compatibility with a broad range of power sources.
• High-Efficiency Power Management: Thanks to its NVDC-1 architecture, the device provides a seamless transition between different power modes, maximizing efficiency and battery life. It also features an integrated buck-boost converter, which maintains the charge voltage regulation even when the input voltage is above or below the battery voltage.
• Intelligent System Integration: The BQ25723RSNR includes an I2C interface for system integration, allowing for real-time monitoring and control of the charging parameters. This facilitates the development of smart power management systems that can adapt to varying user needs and conditions.
• Protection Features: Safety is a top priority for Texas Instruments, and the BQ25723RSNR incorporates multiple protection features such as over-voltage, over-current, short-circuit, and thermal protection to ensure reliable operation and extend the lifespan of the battery and the device.

Applications

The BQ25723RSNR is versatile enough to be used in a multitude of portable devices that require efficient and reliable battery management. Its small footprint and advanced feature set make it an excellent choice for designers looking to create compact, energy-efficient products without compromising on performance.

Technical Specifications

• Input Voltage Range: 3.9V to 24V
• Maximum Charge Voltage: 19.2V
• Battery Chemistry Support: Li-Ion, Li-Polymer, LiFePO4
• Communication Interface: I2C
• Package: 32-pin QFN

With its advanced charging technology and comprehensive feature set, the Texas Instruments BQ25723RSNR is an excellent choice for engineers and product designers looking to integrate a reliable and efficient battery charging solution into their next-generation portable devices.