摘要
什么是EMI？
电磁干扰（EMI）是各种电场及磁场导致的有害发射,传输方式包括传导或辐射。产生的EMI量与电场及磁场变化的速率成正比。EMI最突出的滋生源头就是时钟等周期性的信号,因为大多数的能量尖峰集中在时钟频率。为什么限制EMI很重要？
出处
《今日电子》
2014年第2期37-38,共2页
Electronic Products
同被引文献13
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