AN2052 Datasheet, PDF (1/13 Pages) STMicroelectronics – This report describes how the frequency modulation reduces

AN2052
Application note
VIPower™: implementing frequency modulation
on the VIPer53-E to improve EMI emissions
Introduction
This report describes how the frequency modulation reduces t h e electromagnetic
interference on an SMPS using t h e VIPer53-E as primary PWM-switch. The comparison
of EMI measurement data are presented in the following sections.
November 2014
DocID10909 Rev 2
1/13
www.st.com
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