The BQ24125RHLT is a highly integrated battery charge management IC from the reputable semiconductor manufacturer, Texas Instruments (TI). This advanced chip is designed to efficiently manage the power requirements of single-cell, Li-ion and Li-polymer battery powered systems.

Key Features

• Integrated Power FETs: The BQ24125RHLT includes internal power FETs for up to 2A charge current, reducing the need for external components and simplifying the overall design.
• High-Efficiency: With a high level of integration and power-management efficiency, this IC ensures minimal heat generation and maximizes battery life.
• Flexible Power Source: It supports a wide range of input voltages, accommodating various USB and adapter power supplies.
• Programmable Charge Parameters: Users can program the charge rate, voltage threshold, and other parameters to suit specific battery requirements, enhancing the versatility of this IC.
• Protection Features: The BQ24125RHLT is equipped with multiple protection features including thermal regulation, over-voltage, short-circuit, and over-current protection to ensure safe and reliable operation.

Applications

This charge management IC is suitable for a wide array of portable devices such as:

• Smartphones
• Tablets
• Portable media players
• Handheld gaming devices
• Other USB-powered gadgets

Technical Specifications

• Package: 20-VQFN (RHL)
• Operating Temperature: -40°C to 85°C
• Battery Chemistry: Li-ion, Li-polymer
• Charge Current (Max): 2A
• Input Voltage: 4.5V to 28V

Conclusion

The BQ24125RHLT from Texas Instruments stands out as a comprehensive solution for battery charge management in modern electronic devices. Its combination of high integration, efficiency, flexibility, and safety features make it an excellent choice for designers looking to optimize battery performance and extend device runtimes.