BQ7693003DBTR

The BQ7693003DBTR is a highly integrated battery monitor and protection device from Texas Instruments, designed specifically for lithium-ion battery management systems. This device is part of the BQ76930 family, which is tailored for applications requiring precise battery monitoring and protection, such as electric vehicles, energy storage systems, and portable electronics.

Key Features:

1. Cell Monitoring: The BQ7693003 can monitor up to 3 series-connected lithium-ion cells, providing accurate voltage measurements for each cell. This ensures that the cells operate within safe voltage limits, preventing overcharging and deep discharging.

2. Integrated Protection: The device includes built-in protection features such as overvoltage, undervoltage, and overcurrent protection. These features help safeguard the battery pack from damage and enhance the overall safety of the system.

3. Communication Interface: The BQ7693003 supports a variety of communication protocols, including I2C, which allows for easy integration with microcontrollers and other system components. This facilitates real-time monitoring and control of the battery management system.

4. Temperature Monitoring: The device can interface with external temperature sensors, enabling temperature monitoring of the battery cells. This is crucial for maintaining optimal operating conditions and preventing thermal runaway.

5. Low Power Consumption: Designed for efficiency, the BQ7693003 operates with low power consumption, making it suitable for battery-powered applications where energy efficiency is critical.

6. Flexible Configuration: The device can be configured for different battery chemistries and pack configurations, providing versatility for various applications.

7. Integrated ADC: The BQ7693003 features an integrated analog-to-digital converter (ADC) that provides high-resolution measurements of cell voltages, temperature, and other critical parameters.

8. Fault Detection: The device includes fault detection mechanisms that can identify issues such as short circuits or open connections, allowing for immediate corrective actions to be taken.

Package and Pin Configuration:

The BQ7693003DBTR is housed in a compact, thermally enhanced HTQFP (Thin Quad Flat Pack) package, which allows for efficient heat dissipation and space-saving designs. The pin configuration is designed for easy integration into PCB layouts, with clearly defined pins for power, ground, communication, and sensor connections.

Applications:

The BQ7693003 is ideal for a wide range of applications, including:

• Electric vehicles (EVs)
• Hybrid electric vehicles (HEVs)
• Energy storage systems (ESS)
• Portable electronic devices
• Power tools
• Uninterruptible power supplies (UPS)

Conclusion:

The BQ7693003DBTR from Texas Instruments is a robust and versatile battery management solution that combines advanced monitoring, protection, and communication features in a compact package. Its ability to support multiple cells and provide critical safety functions makes it an excellent choice for modern battery-powered applications.