Recommended by Huanian Mall: Infineon TLE9012 battery balancing and battery cell monitoring. And provide a full stack solution for the power management system BMS. Infineon TLE9012 battery balancing and battery cell monitoring chips are important components, and this article will provide a detailed introduction to them.
The main features of Infineon TLE9012 are as follows:
Integrated circuit for lithium-ion battery monitoring and balancing system
executive summary
• Can monitor the voltage of up to 12 series connected battery cells
• Supports communication with up to 38 devices
• Supports hot swapping
temperature measurement
5 temperature measurement channels for connecting external NTC
Internal temperature measurement and monitoring
Voltage measurement
Perform 16 bit high-resolution ADC measurements on each battery cell
High precision measurement for calculating SoC (charging state) and SoH (health state)
Temperature compensation measurement
• Built in noise filtering
• Optional measurement bit length
Balance
Built in balance switch, allowing communication interface between battery blocks (IBCB) for balanced current up to 150 mA
Durable differential serial interface for communication between battery blocks
High speed communication speed up to 2 Mbps
Power balanced communication scheme
Green products (compliant with RoHS regulations)
Certified by AEC-Q100
Complies with ISO-26262 standard and supports ASIL-D BMS security applications
features
Security features
• Two independent internal voltage references
Block voltage measurement based on different ADCs
• configurable analog OV/UV comparator
End-to-end CRC secure communication
CRC Security Configuration Register
Internal open circuit load detection
Communication emergency mode
advantage
• Best in class voltage measurement accuracy: Reliable and accurate monitoring of battery cells, capable of achieving high-precision SoC and SoH
• High performance: The communication interface supports scalable battery topology with or without electrical isolation;
Peak stability: Infineon technology ensures optimal performance under noisy conditions
• Lowest system cost: Small package (TQFP-48) and high functional integration, achieving streamlined external BOM.
bbf4de0a4baf1368840efe9.png" alt="" />
