2007Laser & InfraredRequires access

Research on the EMI Filter of the Switching Mode Power Supply

HE Wen-zhong

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Abstract

In this paper,first of all,the category and causes of the switching mode power supply EMI are analyzed.Second,the theory of EMI filter is analyzed.The end,there is a example to show the effect of the EMI filter.

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What this paper is about

In this paper,first of all,the category and causes of the switching mode power supply EMI are analyzed.Second,the theory of EMI filter is analyzed.The end,there is a example to show the effect of the EMI filter.

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Available abstract

In this paper,first of all,the category and causes of the switching mode power supply EMI are analyzed.Second,the theory of EMI filter is analyzed.The end,there is a example to show the effect of the EMI filter.

Key concepts: EMI, Filter (signal processing), Electromagnetic interference, Switched-mode power supply, Power (physics), Mode (computer interface), Common-mode signal, Electronic engineering

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