BQ20851DBT-V1P2

The BQ20851DBT-V1P2 is a highly integrated Impedance Track battery fuel gauge designed for single-cell Li-ion and Li-polymer batteries. It offers accurate battery state-of-charge, state-of-health, and remaining runtime predictions. This IC provides a complete solution for fuel gauging and protection of the battery pack. Key features of the BQ20851DBT-V1P2 include: 1. Impedance Track Technology: The IC utilizes advanced Impedance Track algorithm to accurately measure battery capacity, enabling precise state-of-charge and state-of-health calculations. 2. Integrated Protection: It includes built-in Overvoltage, Undervoltage, Overcurrent, and Short Circuit protection mechanisms to safeguard the battery pack during various operating conditions. 3. Voltage and Current Monitoring: The IC offers accurate voltage and current sensing for monitoring battery charge and discharge activities, enabling accurate fuel gauging calculations. 4. Temperature Monitoring: It incorporates a temperature sensor to measure battery temperature, facilitating improved fuel gauging accuracy and temperature-based protection. 5. I2C Interface: The IC supports industry-standard I2C serial communication protocol, enabling easy integration into host systems and providing access to fuel gauging and monitoring data. 6. Low-power Standby Mode: It features a low-power standby mode to minimize power consumption when not actively measuring or communicating