Manufacturer Part Number
MC33771BTA1AER2
Manufacturer
NXP Semiconductors
Introduction
The MC33771BTA1AER2 is a lithium-ion battery cell controller designed for automotive applications. It is used in the management of battery systems by monitoring and controlling individual battery cells.
Product Features and Performance
Controls and monitors 7 to 14 lithium-ion cells
Over and under voltage fault protection
SPI interface for communication
Capable of operating in temperatures from -40°C to 105°C
Designed for automotive quality reaching AEC-Q100 standards
Surface mount, 64-LQFP exposed pad package
Product Advantages
High-reliability and robust design suitable for automotive environments
Enhanced safety features for over/under voltage incidents
Key Technical Parameters
Battery Chemistry: Lithium Ion
Number of Cells: 7 to 14
Operating Temperature: -40°C to 105°C
Fault Protection: Over/Under Voltage
Interface: SPI
Package: 64-LQFP (10x10)
Quality and Safety Features
AEC-Q100 Qualified for automotive reliability
Built-in voltage fault protection
Compatibility
Compatible with lithium-ion battery systems
Universal SPI communication interface for broad MCU compatibility
Application Areas
Automotive battery management systems
Electric vehicles and hybrid electric vehicles
Product Lifecycle
Product Status: Active
No immediate plans for discontinuation; replacements and upgrades available through ongoing series development
Several Key Reasons to Choose This Product
Precision monitoring of 7 to 14 cells per device, increasing the safety and efficiency of lithium-ion battery systems
High-reliability under extreme conditions suitable for automotive applications
Advanced safety features, including over/under voltage protection
Compliance with AEC-Q100 automotive standard
Easy integration into existing systems with standard SPI interface
MC33772ASP1AEFreescale / NXP Semiconductors