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MC33771BSP1AER2

MC33771BSP1AER2 Description

The MC33771BSP1AER2 from NXP Semiconductors is a high-performance Battery Cell Controller IC designed for 7 to 14-cell Lithium-Ion battery packs. This automotive-grade device integrates advanced monitoring and protection features, making it ideal for demanding applications in electric vehicles (EVs), hybrid electric vehicles (HEVs), and energy storage systems. Packaged in a 64LQFP and delivered in Tape & Reel (TR), it supports SPI interface for seamless communication with host controllers. Compliant with ROHS3 and REACH standards, it ensures reliability in harsh environments while meeting stringent automotive requirements.

MC33771BSP1AER2 Features

• Wide Cell Range: Supports 7 to 14-cell configurations, offering flexibility for diverse battery pack designs.
• Robust Protection: Integrated over/under voltage fault protection enhances battery safety and longevity.
• Automotive Compliance: AEC-Q100 qualified, ensuring performance under extreme temperatures and vibrations.
• High-Precision Monitoring: Accurate cell voltage and temperature measurement for optimal battery management.
• SPI Interface: Enables fast, reliable communication with microcontrollers or battery management systems (BMS).
• Moisture Sensitivity Level (MSL) 3: Suitable for extended storage (168 hours) before reflow soldering.

MC33771BSP1AER2 Applications

• Electric Vehicles (EV/HEV/PHEV): Ensures precise cell balancing and protection in high-voltage traction batteries.
• Grid Energy Storage: Monitors large-scale Li-Ion battery arrays for renewable energy systems.
• Industrial UPS: Provides reliable battery management for critical backup power solutions.
• Portable Medical Devices: Safeguards high-capacity battery packs in life-support equipment.

Conclusion of MC33771BSP1AER2

The MC33771BSP1AER2 stands out for its automotive-grade robustness, wide cell support, and advanced safety features, making it a top choice for high-reliability battery management. Its SPI interface and fault protection capabilities streamline integration into complex BMS architectures, while its compliance with ROHS3 and REACH ensures environmental sustainability. Ideal for EVs, energy storage, and industrial systems, this IC delivers precision, durability, and performance in mission-critical applications.