This paper analyses magnetic integration technology and thin-film technology, then brings out an idea of making integrated magnetics of switch power supply based on thin-film technology. 本文通过对磁集成技术与薄膜技术的分析,详尽介绍了薄膜电感器和薄膜变压器的设计以及损耗分析,提出了基于薄膜技术设计开关电源中的集成磁件。