Step one in EMI filter calculation is to find out the frequency selection of the unwelcome signals. In this example, the frequency array is in between 100kHz and 1MHz. The following phase is to choose the appropriate EMI filter configuration based upon the frequency variety and attenuation specifications. Some resources https://elliottnnjds.atualblog.com/37261378/the-smart-trick-of-price-for-emi-filters-that-nobody-is-discussing