Prakash, P.S.Kalpana, R.2020-03-302020-03-302015International Conference on Electrical, Electronics, Signals, Communication and Optimization, EESCO 2015, 2015, Vol., , pp.-https://idr.nitk.ac.in/handle/123456789/8324In this paper the various configuration of full bridge buck dc-dc converter for three phase SMPS are presented. The design of DC-DC converter based SMPS for 12kW telecommunication system is presented and the operating modes, analysis, and design considerations are explained. Simulation results and their power quality indices are also presented to view the performance of the proposed converter. � 2015 IEEE.Book chapter