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Datasheet
Advanced Multi-Cell Battery Management IC for 3S–16S Li-ion and LiFePO4 Battery Packs with Integrated Monitoring and Protection
The BQ76952PFBR is a highly integrated battery management IC designed for monitoring and protecting multi-cell lithium-ion and LiFePO4 battery packs. Supporting configurations from 3-series to 16-series cells, this device provides accurate voltage, current, and temperature monitoring for high-performance battery systems. It integrates advanced protection features to safeguard battery packs against overvoltage, undervoltage, overcurrent, and short-circuit conditions. The IC communicates with a host controller through a digital interface, enabling precise battery diagnostics and system control in demanding energy storage applications.
This battery management solution is widely used in electric mobility, energy storage systems, power tools, robotics, and industrial battery packs where reliable monitoring and protection are critical. The BQ76952 includes integrated cell balancing control to maintain uniform charge distribution across cells, improving battery lifespan and efficiency. With its TQFP-48 package and comprehensive battery protection architecture, the device enables designers to build robust and scalable battery management systems for high-capacity lithium battery packs.
Key Features
- Supports 3S to 16S Battery Packs – Designed for multi-cell lithium-ion and LiFePO4 battery configurations.
- Comprehensive Battery Monitoring – Measures individual cell voltages, pack current, and temperature for accurate battery diagnostics.
- Integrated Protection Functions – Includes overvoltage, undervoltage, overcurrent, and short-circuit protection.
- Cell Balancing Capability – Helps maintain uniform charge levels across battery cells to extend battery life.
- High-Accuracy Measurement System – Enables precise battery monitoring for energy storage and mobility systems.
- Digital Communication Interface – Allows communication with microcontrollers for battery management and system control.
- Low Power Operation – Optimised for efficient battery pack monitoring in portable and industrial systems.
- TQFP-48 Surface Mount Package – Suitable for compact PCB layouts in advanced battery management systems.
