Infineon Technologies TLE9012AQU battery monitoring IC

The TLE9012AQU is a multi-channel battery monitoring and balancing system IC designed for Li-Ion battery packs used in automotive, industrial and consumer applications. TLE9012AQU fulfills four main functions: cell voltage measurement, temperature measurement, cell balancing and isolated communication to main battery controller. Additionally, TLE9012AQU provides the necessary diagnosis tools to ensure proper function of the controlled battery.

Key features

• Monitors up to 12 series connected cells
• Supports communication of more than 20 devices
• Supports hot plugging
• Voltage calculation for SoC (State-of-Charge) and SoH (State-of-Health)

Additional features

• On-chip temperature measurement and monitoring
• Integrated balancing switch allowing up to 150 mA balancing current
• Communication interface (iso UART) for high-speed communication up to 2 Mbps
• ISO 26262 ready, supporting ASIL-C BMS safety applications

Applications

• Mild Hybrid Electric Vehicle (MHEV)
• Hybrid Electric Vehicle (HEV)
• Plug-in Hybrid Electric Vehicle (PHEV)
• Battery Electric Vehicle (BEV)
• 12 V Li-Ion battery systems
• Energy Storage System (ESS)
• Home Energy Storage System (HESS)
• eBike battery management system
• Commercial, construction and agricultural vehicles

Available tools

TLE9012AQU_DTR_BMS2

• The evaluation board features the Sensing and balancing IC TLE9012AQU based on distributed architecture including cabling and necessary software for Infineon AURIX™ Microcontroller.
•  Order Code: TLE9012AQUDTRBMS2TOBO1