A Fixed-Frequency Pulsewidth Modulation Based Quasi-Sliding-Mode Controller for Buck Converters

Research output: Journal Publications and Reviews (RGC: 21, 22, 62)21_Publication in refereed journalpeer-review

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Author(s)

  • Siew-Chong Tan
  • Y. M. Lai
  • Chi K. Tse
  • Martin K. H. Cheung

Detail(s)

Original languageEnglish
Pages (from-to)1379-1392
Journal / PublicationIEEE Transactions on Power Electronics
Volume20
Issue number6
Online published7 Nov 2005
Publication statusPublished - Nov 2005
Externally publishedYes

Abstract

This paper presents the design and analysis of a fixed-frequency pulsewidth modulation (PWM)-based quasi-sliding-mode voltage controller for buck converters from a circuit design perspective. A practical design approach that aims at systematizing the procedure for the selection of the control parameters is presented. In addition, a simple analog form of the controller for practical realization is provided. The resulting controller exhibits the same structure as a PWM proportional derivative (PD) linear controller, but with an additional component consisting of the instantaneous input voltage and the instantaneous output voltage. Simulation and experimental results show that the performance of the converter agrees with the theoretical design. © 2005 IEEE.

Research Area(s)

  • Buck converter, fixed-frequency, hysteresis-modulation, pulsewidth modulation (PWM), quasi-sliding-mode (QSM), sliding-mode (SM) control

Citation Format(s)

A Fixed-Frequency Pulsewidth Modulation Based Quasi-Sliding-Mode Controller for Buck Converters. / Tan, Siew-Chong; Lai, Y. M.; Tse, Chi K. et al.

In: IEEE Transactions on Power Electronics, Vol. 20, No. 6, 11.2005, p. 1379-1392.

Research output: Journal Publications and Reviews (RGC: 21, 22, 62)21_Publication in refereed journalpeer-review