MC33771BSP1AER2 - NXP USA Inc.

Manufacturer Part Number

MC33771BSP1AER2

Manufacturer

NXP Semiconductors

Introduction

The MC33771BSP1AER2 is a sophisticated battery cell controller designed for managing the power in lithium-ion battery packs within automotive applications, providing accurate measurement, diagnostics, and cell balancing functionalities.

Product Features and Performance

Precision cell voltage and temperature measurement

Cell balancing capabilities to enhance battery performance and longevity

Robust diagnostics including over/under voltage protection

SPI interface for efficient communication with microcontrollers

Designed to manage 7 to 14 cells in a lithium-ion battery pack

Operating temperature range of -40°C to 105°C suitable for demanding environments

Automotive grade with AEC-Q100 qualification

Product Advantages

Enables the implementation of advanced battery management systems (BMS)

Improves battery pack safety and reliability through comprehensive fault protection

Extends battery life with accurate cell balancing

Facilitates the development of energy-efficient automotive applications

Key Technical Parameters

Battery Chemistry: Lithium Ion

Number of Cells: 7 ~ 14

Fault Protection: Over/Under Voltage

Interface: SPI

Operating Temperature: -40°C ~ 105°C (TA)

Grade: Automotive

Package / Case: 64-LQFP Exposed Pad

Quality and Safety Features

AEC-Q100 qualification ensures automotive-grade reliability and performance

Comprehensive fault protection mechanisms for enhanced safety

Robust construction suitable for harsh automotive environments

Compatibility

Compatible with a wide range of lithium-ion battery chemistries

SPI interface allows for easy integration with various microcontrollers

Application Areas

Electric and hybrid electric vehicles (EVs, HEVs)

Battery-powered industrial and automotive applications

Energy storage systems

Product Lifecycle

Status: Active

Not nearing discontinuation, ensuring long-term availability

Support for upgrades and replacements is available

Several Key Reasons to Choose This Product

Automotive-grade reliability backed by AEC-Q100 qualification

Wide operating temperature range suitable for challenging environments

Enhanced safety features including robust fault protection

Precise cell voltage and temperature measurement for optimal battery management

Supports energy efficiency and longevity in advanced battery-powered applications