Design of DC-DC Converter for Air Borne Radar Application CHAPTER 1 INTRODUCTIONEEE Department, GITA !niversit" 1Design of DC-DC Converter for Air Borne Radar ApplicationINTRODUCTIONT#e Converters $idel" %sed in man" ind%strial applications& T#e Dc-Dc converteraccording to t#e 'inear and ($itc#ing reg%lators #as )een %sed in man" radarapplications& T#e main )asic converters of Dc-Dc converters are B%c*, Boost and B%c*-Boost Converters& Radar applications of Dc-Dc converters are ilitar", Remote (ensing,Air Traffic Control, 'a$ Enforcement and Hig#$a" (ec%rit", Air Craft and +avigation,(#ip(afet", (pace, iscellaneo%s Applications& (pace ve#icles #ave %sedradar forcloc*ing and for landing on t#e moon, %sed for planet e,ploration, gro%nd )ased radarsare %sed for detection and ot#er space o)-ects also %sed for radio astronom"& !sing t#eseconverters ma*e s"stem si.e red%ced, EI/EC compati)le, and #ig#l" efficient 0%p to1234, gives efficient voltage reg%lation, p%lse $idt# mod%lation is %sed for controllingt#e on-off time of t#e transistor and #olds t#e o%tp%t voltage constant %nder var"ing lineor load conditions&5ig%re 01&146 classification of po$er s%pplies& Dc 7Dc converters are availa)le in vario%s topologies according to t#e s$itc#ingreg%latorsanda topolog" ist#e arrangementoft#epo$er devices and t#eirmagneticelements& Eac#topolog"#asitso$nmerits$it#incertainapplication& (electionofapartic%lar topolog" is done )" considering factors s%c# as electrical isolation from inp%tEEE Department, GITA !niversit" 8Design of DC-DC Converter for Air Borne Radar Applicationtoo%tp%t, pea*c%rrent flo$ingt#ro%g#po$er semicond%ctors and$#et#er m%ltipleo%tp%ts are re9%ired& B%c*, Boost, 5l")ac*, C%*, and f%ll )ridge converters are some ofdifferent DC-DCconverter topologies& T#ispro-ect deals $it#t#edesignof DC-DCconverters for air )orne radar application& T#%s )%c* converter, )oost converter and )%c*-)oost converter are %sed in order to convert a #ig# DC single inp%t voltage to lo$ DCm%ltiple o%tp%t voltages i&e& :2; and :