MC33772BTA2AER2

Battery Management Overview

The MC33772BTA2AER2 is a six-channel lithium-ion battery cell controller IC designed for automotive and industrial applications. It operates within a supply voltage range of 6 V to 30 V, with a maximum operating temperature of +125°C and a minimum of -40°C. The device features an output voltage of 5 V and an output current capability of 5 mA. It is housed in an LQFP-48 package suitable for SMD/SMT installation. The component supports isolated daisy chain or SPI communication protocols and includes integrated passive balancing MOSFETs.

Battery Management Feature Summary

• Supports advanced voltage and temperature measurement across six channels with total stack voltage monitoring
• Integrates synchronized current sensing with programmable gain amplifier and coulomb counting functionality
• Features onboard passive balancing with diagnostic capabilities and programmable timers per channel
• Provides isolated communication interfaces including transformer-isolated daisy chain and standard SPI

Battery Management Applications

• Hybrid electric vehicle (HEV) and electric vehicle (EV) battery management systems
• Energy storage system (ESS) applications
• Uninterruptible power supply (UPS) systems
• Automotive 48V and high-voltage battery packs

Battery Management Procurement Notes

Verify the specific ordering suffix TA2AER2 against official NXP documentation to confirm package type, tape-and-reel quantity, and RoHS compliance status. Ensure compatibility with required thermal management solutions given the LQFP-48 form factor and operational temperature limits. Confirm that the selected variant meets all functional safety requirements for the intended application environment.

Battery Management Selection Notes

Select this component when designing systems requiring six-cell monitoring with integrated passive balancing and isolated communication. Consider the AEC-Q100 qualification and ISO 26262 support for automotive deployments. Evaluate the need for transformer isolation versus standard SPI based on system architecture constraints and noise immunity requirements.

Battery Management Part Context

This part belongs to the MC33772B series of battery cell controllers from NXP Semiconductors. It is positioned as an advanced solution for high-voltage battery management, offering enhanced diagnostic features and functional safety capabilities compared to earlier generations. The series is designed to meet the rigorous demands of modern electrified transportation and stationary energy storage markets.

Battery Management Replacement Considerations

Check for form-fit-function compatible alternatives within the MC33772 family, such as the MC33772CTP1AE, ensuring pinout and feature parity. Verify that any substitute maintains the same communication protocol support and balancing current specifications.