Product Overview: Texas Instruments BQ24073RGTRG4

The BQ24073RGTRG4 is a highly integrated and efficient battery charge management IC from Texas Instruments (TI), designed to cater to the power requirements of portable electronic devices. It is a member of TI's extensive line of power management solutions, offering a compact, flexible, and reliable option for battery charging applications.

Key Features

• Charge Management: This device provides a complete charging solution for single-cell Li-ion and Li-polymer batteries. It includes an integrated power FET and current sensor, high-accuracy voltage regulation, and charge termination.
• Input Voltage Range: The BQ24073RGTRG4 supports an input voltage range from 4.5V to 6.5V, making it versatile for various power sources.
• Programmable Charge Parameters: Users can program the charge current, pre-charge current, and termination current threshold via external resistors to suit specific battery requirements.
• Thermal Regulation: To protect against overheating, the device includes thermal regulation, which reduces charge current under high temperature conditions.
• Charge Status Indicators: The IC provides status outputs to indicate charge progress, completion, fault conditions, and power good status.

Safety Features

• Battery Temperature Monitoring: An integrated temperature sense function ensures safe charging by monitoring the battery temperature during the charge cycle.
• Safety Timers: Pre-charge and fast charge safety timers are provided to prevent excessive charging times, enhancing safety.
• Overvoltage Protection: The device includes input overvoltage protection, which prevents damage to the IC when input voltage exceeds the recommended operating voltage.

Applications

The BQ24073RGTRG4 is ideal for a wide range of portable devices, such as smartphones, tablets, digital cameras, and other USB-powered gadgets. Its small footprint and comprehensive feature set make it a popular choice for space-constrained applications requiring efficient power management.

Package and Quality

Encased in a compact 16-pin QFN package, the BQ24073RGTRG4 is designed to occupy minimal board space while providing robust protection features. Texas Instruments ensures high-quality and reliability standards, making this charge management IC a trusted component for your power design needs.