LTC6804HG-1#PBF - Battery Monitoring IC from Linear Technology

The LTC6804HG-1#PBF is a highly sophisticated battery stack monitor that can measure up to 12 series-connected battery cells with a total measurement error of less than 1.2mV. Manufactured by Linear Technology, now part of Analog Devices, this integrated circuit is designed to operate within a wide temperature range, making it suitable for various demanding applications such as electric vehicles, energy storage systems, and backup battery systems.

Key Features

• High Voltage Capability: The LTC6804HG-1#PBF can tolerate voltages up to 1000V, ensuring safety and reliability in high voltage battery management systems.
• Precision Measurement: The device offers a best-in-class measurement accuracy, which is crucial for maintaining the balance and prolonging the lifespan of battery cells.
• Multiplexed Design: Its multiplexed design allows multiple LTC6804HG-1#PBF ICs to be connected in series, enabling the monitoring of an extended number of battery cells.
• Robust Communication: It features a robust isoSPI communication interface that provides high noise immunity and long-distance communication capabilities.
• Integrated Cell Balancing: The IC includes passive cell balancing transistors to help maintain the balance of the battery cells during charging cycles.
• Comprehensive Diagnostics: Comprehensive diagnostic features ensure detection of open wire, under-voltage, and over-voltage conditions, enhancing the safety and reliability of the system.

Applications

• Electric and Hybrid Electric Vehicles (EV/HEV)
• Energy Storage Systems
• Backup Power Systems
• Uninterruptible Power Supplies (UPS)

The LTC6804HG-1#PBF is available in a 44-lead plastic SSOP package and is specified for operation from -40°C to 125°C. With its advanced features and robust design, the LTC6804HG-1#PBF is an essential component for any high-performance battery management system, ensuring accurate monitoring and protection for battery packs, thus contributing to the safety, efficiency, and longevity of the overall system.

For more detailed technical specifications, application guides, and support resources, please refer to the official Linear Technology (Analog Devices) documentation and product datasheets.