摘要
论述了电子产品中PCB板电磁干扰（EMI）的分类及其产生的原因，介绍了PCB中EMI抑制及抗干扰设计的常用技术，分析了PCB布线布局对抑制EMI的影响以及PCB板接地设计时应注意的问题。
The electromagnetic interference （EMI） and the causes of the classification of electronic products PCB plate are discussed. The common technology of inhibition and the anti-interference design of EMI in PCB are introduced, the influence of PCB wiring layout on the inhibition of EMI and the problems that should be paid attention to when designing PCB board ground are aralyzed.
出处
《电源技术应用》
2013年第6期9-12,共4页
Power Supply Technologles and Applications
