BQ7693003DBTR

The BQ7693003DBTR is a battery management integrated circuit (Battery Management IC) from Texas Instruments (TI), designed specifically for monitoring and protecting multi-cell lithium battery packs. Below are the key features and description of the device:

Key Features:

1. Battery Cells: Supports 3 to 6 series-connected lithium cells
2. Protection Functions: Provides over-voltage, under-voltage, over-current, short-circuit, and temperature protection
3. Integrated Analog Front End (AFE): For battery voltage and temperature measurement
4. Current Monitoring: Measures current using an external shunt resistor
5. Integrated Balancing Circuit: For passive cell balancing
6. Low Power Mode: Extremely low current consumption in standby mode
7. Interface: I²C interface for easy communication with a microcontroller
8. Package: VQFN-24

Functional Overview:

• Multi-Cell Monitoring: Capable of monitoring the voltage and temperature of up to 6 cells simultaneously, ensuring safe operation of the battery pack.
• Comprehensive Protection Functions: Built-in protection mechanisms include over-voltage, under-voltage, over-current, short-circuit, and temperature protection, preventing battery damage and safety hazards.
• Battery Balancing: The integrated passive balancing circuit ensures voltage consistency across the cells, enhancing the lifespan and performance of the battery pack.
• Low Power Consumption: Designed with a low-power mode suitable for battery management applications requiring extended standby periods.
• Ease of Integration: The I²C interface facilitates easy communication and control with the system’s microcontroller.

Application Areas:

• Power tools
• Electric bicycles and scooters
• Portable medical devices
• Uninterruptible power supplies (UPS)
• Energy storage systems

The BQ7693003DBTR, as a highly integrated battery management IC, is widely used in devices requiring reliable battery monitoring and protection, ensuring the safety and efficiency of battery systems.