Overview of Texas Instruments BQ24187YFFR

The Texas Instruments BQ24187YFFR is a state-of-the-art battery charger IC designed for a wide range of portable applications. This highly integrated power management device is engineered to deliver efficient, safe, and flexible charging solutions for single-cell Li-Ion and Li-Polymer batteries.

Key Features

• High-Efficiency Charging: The BQ24187YFFR features switch-mode operation with a high level of efficiency, which helps in reducing heat and improving charging times.
• Power Path Management: With its advanced power path management, the IC allows the system to be powered from the adapter while simultaneously charging the battery, ensuring uninterrupted operation of the device.
• Charge Voltage and Current Regulation: The charger provides accurate voltage and current regulation, programmable via an I2C interface, which ensures the battery is charged safely and efficiently.
• Battery Protection: Integrated safety features protect the battery from overvoltage, overcurrent, and overheating, ensuring a reliable and long-lasting battery life.
• LED Charge Status Indicator: An LED driver is included to indicate the battery charge status, providing a visual indication of the charging process.
• Compact Design: The BQ24187YFFR comes in a small-footprint, 24-bump DSBGA package, making it suitable for space-constrained applications.

Applications

The BQ24187YFFR is ideal for a variety of portable devices such as smartphones, tablets, digital cameras, and other USB-powered gadgets. Its flexibility and high level of integration make it a go-to choice for designers looking to optimize their power management systems.

Technical Specifications

• Input Voltage Range: 3.9V to 17V
• Charge Current: Up to 3A
• Battery Voltage Regulation: Up to 4.44V (adjustable)
• Operating Temperature Range: -40°C to 85°C
• Package: 24-bump DSBGA (YFF)

The BQ24187YFFR's combination of high-efficiency charging, power path management, and comprehensive protection features make it a versatile and robust solution for modern battery charging applications.