2005117938453SWITCHING
POWER
SUPPLY
by
TOPOLOGY
REVIEW
Lloyd
H.
Dixon
Jr
INTRODUCTION:
This families buck, topologies or continuous has topology at voltage extensions merits combination. great can and fixed used mode method any operate control, Several the method relative paper boost may reviews commonly and be the used flyback operated on help frequency feedforward, of of the each basic characteristics in (or in current the to switching buck-boostJ. one of modes. overall minimize mode. are and two The the Three examined: current circuits mode are of the three These modes: choice the of basic three circuit supplies: circuit
regulated
power
discontinuous operational The associated methods duty control with that cycle control. with
inductor effect also
characteristics. problems control dir……