BQ76952PFBR

The BQ76952PFBR is a multi-cell battery monitor and protection IC designed for use in battery management systems (BMS). It provides monitoring, balancing, and protection functions for lithium-ion and lithium-polymer battery packs used in various applications, including portable electronics, power tools, electric vehicles, and energy storage systems.

Key Features:

• Multi-Cell Battery Monitoring: Capable of monitoring the voltage of individual cells in a multi-cell battery pack, ensuring balanced charging and discharging.
• Battery Protection: Provides protection features such as overvoltage protection (OVP), undervoltage protection (UVP), overcurrent protection (OCP), and short-circuit protection (SCP) to safeguard the battery pack from damage.
• Temperature Monitoring: Monitors the temperature of the battery pack to prevent overheating and thermal runaway.
• Communication Interface: Supports communication interfaces such as I2C or SMBus for interfacing with a microcontroller or host system for data logging, diagnostics, and control.
• Integrated Cell Balancing: Includes integrated cell balancing circuits to equalize cell voltages during charging and discharging, maximizing battery pack capacity and lifespan.
• High Accuracy: Provides accurate voltage and temperature measurements to ensure precise battery management and protection.
• Compact Package: Comes in a compact and thermally enhanced package, suitable for space-constrained applications and high-power density designs.

Applications:

• Electric Vehicles (EVs) and Hybrid Electric Vehicles (HEVs): Used in traction battery packs for monitoring and protecting lithium-ion battery cells.
• Energy Storage Systems: Employed in grid-connected and off-grid energy storage systems for residential, commercial, and industrial applications.
• Portable Electronics: Integrated into battery packs for smartphones, tablets, laptops, and other portable devices to extend battery life and enhance safety.
• Power Tools: Used in cordless power tools such as drills, saws, and lawn mowers to monitor and protect battery packs from overloading and overheating.
• Uninterruptible Power Supplies (UPS): Integrated into UPS systems for monitoring and protecting the battery backup system from voltage and current faults.