BQ7790503PW

The BQ7790503PW is a highly integrated battery management system (BMS) from Texas Instruments, designed specifically for lithium-ion and lithium-polymer battery packs. This device is particularly suited for applications in electric vehicles, energy storage systems, and portable electronics, where efficient battery management is crucial for performance and safety.

Key Features:

1. Cell Monitoring: The BQ7790503PW can monitor up to 16 series-connected battery cells, providing precise voltage measurements to ensure that each cell operates within its safe limits. This feature helps prevent overcharging and deep discharging, which can lead to battery damage or failure.

2. Integrated Protection: The device includes built-in protection features such as overvoltage, undervoltage, and overcurrent protection. These safeguards are essential for maintaining battery health and longevity, as they help to prevent conditions that could lead to thermal runaway or other hazardous situations.

3. Communication Interface: The BQ7790503PW supports various communication protocols, including I2C, which allows for easy integration with microcontrollers and other system components. This feature enables real-time monitoring and control of the battery pack, facilitating data logging and diagnostics.

4. Temperature Monitoring: The device can interface with external temperature sensors to monitor the thermal conditions of the battery pack. This capability is critical for ensuring safe operation, as temperature fluctuations can significantly impact battery performance and safety.

5. Flexible Configuration: The BQ7790503PW is designed to be flexible, allowing for various configurations depending on the specific requirements of the application. This includes options for different cell chemistries and pack configurations, making it suitable for a wide range of battery management scenarios.

6. Low Power Consumption: The device is optimized for low power consumption, which is particularly important in battery-operated applications. This feature helps to extend the overall battery life of the system by minimizing the energy used by the BMS itself.

7. Compact Package: Housed in a TQFP (Thin Quad Flat Package), the BQ7790503PW is designed for space-constrained applications. Its compact form factor allows for easy integration into various designs without taking up excessive board space.

Applications:

• Electric Vehicles (EVs): The BQ7790503PW is ideal for managing the complex battery systems found in electric vehicles, ensuring optimal performance and safety.
• Energy Storage Systems: In renewable energy applications, such as solar or wind, this BMS can help manage battery storage systems, maximizing efficiency and lifespan.
• Portable Electronics: The device is also suitable for consumer electronics, where battery performance and safety are paramount.

Conclusion:

The BQ7790503PW from Texas Instruments is a robust and versatile battery management solution that combines advanced monitoring, protection, and communication features. Its design caters to a wide range of applications, making it a valuable component for any system that relies on lithium-based battery technology.