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How to determine a SMPS NTC, EMI Filter and X2 Cap values?

Question asked by RANZ.THOMAS on Mar 25, 2017
Latest reply on May 19, 2017 by renard.richard



I have designed a smps using eDesignSuite with a VIPer38LE chip... the Power In is 11.1 watts, 96-144 Vac, 60hz and will run at 60KHZ.  Is there a method for determining the recommended filter components being X2 caps and the Common mode input choke?  Also the NTC?


Thanks, Tom