VI. CONCLUSION
The parametrical measurements have demonstrated massive influence of circuit parameters on diode's turn-off losses. These experiments have discovered dynamic properties of selected diode structure and with the use of results in graphical interpretation it is possible to check turn-of losses as well as other part of losses and thus to realize proper dimensioning of final power electronic system. Aim of this work was to investigate in which manner is this dynamic behavior influencing performance of proposed electrical circuits. As was discovered, the price and performance of dedicated device can not be always suitable for each application as well as diodes with lower cost can achieve performance of that which are acting as top level class devices. Designers versed in the subtle performance of trade-offs and parasitic of the new diodes can optimize circuit efficiency and/or achieving meaningful reductions in overall system cost, size, weight and complexity [14] [15] [16]..
ACKNOWLEDGEMENT
The authors wish to thank to Slovak grant agency APVV for project no. LPP-0366-09, and to Slovak grant agency VEGA for project no. 1/0943/11. Next to to R&D operational program Centre of excellence of power electronics systems and materials for their components No. ITMS 2622012003.