Title :
Reduction of switching regulator audiosusceptibility to zero
Author_Institution :
University of Auckland, Department of Electrical & Electronic Engineering, Auckland, New Zealand
Abstract :
Using state-space averaging theory it is shown to be possible to reduce the audiosusceptibility of switching regulators to zero or almost to zero over their entire operating regime. The feedforward gain required is given by a simple ratio of openloop gains.
Keywords :
state-space methods; switching circuits; voltage regulators; Cuk convertor; feedforward gain; open-loop gains; state-space averaging theory; switching regulator audiosusceptibility; voltage regulator;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19860301
