In this article you will learn how to calculate turns ratio of for high frequency switch mode power supply inverters. High ferrite core transformers are used in almost every power electronics circuits like and. Bs.player Pro 2.56. They are used to boost up or step up low dc voltage of battery and other dc sources like solar panels. Ferrite core transformers are also used in isolated to step up or step down dc voltage. For example in isolated it is used to step down dc voltage and in isolated, they are used to step up dc voltage. Psp Bios S. In this article, we will learn how to calculate turns ratio of high frequency ferrite core transformer with examples. Page Contents • • • • Ferrite core turns ratio calculation For example in boost up stage we have two options to use from power electronics converters, push pull topology and full bridge.