The LTC6803IG-3#PBF is a high-performance, multicell battery stack monitor produced by Linear Technology, which is now part of Analog Devices. This sophisticated integrated circuit (IC) is specifically designed to monitor the voltage levels of up to 12 series-connected battery cells in a pack. It is an essential component for battery management systems (BMS) used in various applications, including electric vehicles (EVs), hybrid electric vehicles (HEVs), and large-scale energy storage systems.

Key Features

• Cell Voltage Monitoring: Capable of measuring up to 12 series-connected battery cells with a total measurement error under 5mV.
• High Voltage Capability: Designed to withstand high voltage environments with a working range from 0V to 60V, ensuring reliability under various operating conditions.
• Robust Communication: Includes an isoSPI interface for high-speed, RF-immune, local area network (LAN) communications, allowing for safe data transfer even in noisy environments.
• Temperature Measurement: Integrated temperature sensing capabilities for monitoring cell temperatures, which is critical for ensuring safe battery operation and longevity.
• Compact Design: Available in a compact 44-lead SSOP package, making it suitable for space-constrained applications.
• Low Power Consumption: Features a sleep mode that reduces power consumption when the monitor is not actively measuring cell voltages, contributing to overall energy efficiency.

Applications

The LTC6803IG-3#PBF is versatile and can be used in a range of applications that require precise battery monitoring, including:

• Electric and Hybrid Electric Vehicles
• Backup Power Systems
• Grid Energy Storage
• Uninterruptible Power Supplies (UPS)
• Portable Power Tools

Quality and Reliability

Linear Technology's commitment to quality ensures that the LTC6803IG-3#PBF meets the highest standards of reliability and performance. The device is designed to operate over the industrial temperature range and is lead-free and RoHS compliant, adhering to environmental regulations and standards for electronic components.