TLE9012AQUXUMA1 Infineon

TLE9012AQU Li-Ion Battery Monitoring and Balancing IC Features General Monitors up to 12 cells connected in series Supports communication of up to 20 devices Supports hot plugging Voltage measurement 16 bit high resolution ADC measurement for each cell High accuracy measurement for SoC (State-of-Charge) and SoH (State-of-Health) calculation Temperature compensated measurements Built-in noise filtering Selectable measurement bit length Temperature measurement 5 temperature measurement channels for connection to external NTC Internal temperature measurement Balancing Integrated balancing switch allowing up to 150 mA balancing current Communication Bus (iso UART) Differential robust serial interface for communication between battery blocks High speed communication with 2 Mbps Power balanced communication scheme Additional 4 GPIO pins to e.g. connect an external EEPROM Green product (RoHS-compliant) 1) ISO-26262 ready, supporting ASIL-C BMS safety applications Safety features Two independent internal voltage references Block voltage measurement based on different ADCs Configurable analog OV/UV comparators End-to-end CRC secured communication CRC secured configuration registers Internal open load detection 1) according to ISO 26262-8 clause 13 first edition Datasheet 1 Rev. 1.1 www.infineon.com 2020-06-09 TLE9012AQU Datasheet Emergency mode signaling using iso UART lines Potential applications Multi-cell battery monitoring and balancing system IC designed for Li-Ion battery packs used in hybrid electric vehicles (HEV), plug-in hybrid electric vehicles (PHEV), battery electric vehicles (BEV) as well as in 12 V Lithium-Ion batteries Product validation Qualified for automotive applications. Product validation according to AEC-Q100. Description The TLE9012AQU provides the main function of monitoring the temperature of the battery and voltage of each cell as well as the communication to the host controller. Type Package Marking TLE9012AQU PG-TQFP-48 TLE9012AQU Datasheet 2 Rev. 1.1 2020-06-09