摘  要：介绍了TB6575FNG无位置传感器专用芯片的主要功能，并设计了一款车载冰箱压缩机用无位置传感器电机及驱动系统，并得出一些使用心得。
关键词：无刷直流电动机；无位置传感器

Abstract: Introduced the main functions of position sensorless integrated circuit TB6575FNG,designed one kind of position sensorless motor and driving system in vehicular Refrigerator compressor,put out the usage experiences from work.
Key Words: BLDCM;Position sensorless