Load Current Feedforward of Buck-Type Switching Regulator employing Voltage Feedback Loop Phase Compensator

  • KANEMARU Shoji
    Department of Electrical and Electronic Engineering, Faculty of Engineering, Oita University
  • NABESHIMA Takashi
    Department of Electrical and Electronic Engineering, Faculty of Engineering, Oita University
  • NAKANO Tadao
    Department of Electrical and Electronic Engineering, Faculty of Engineering, Oita University

Bibliographic Information

Other Title
  • 位相補償を有する電圧帰還コンバータのフィードフォワードについて

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Description

Analyses and experiments of the dynamic characteristics of a buck-type switching regulator empolying the phase compensator in the voltage feedback circuit and the load current feedforward are presented. The initial transient voltage appeared on the output caused by the load variation cannot be well suppressed only by the voltage feedback having phase compensator. The load current feedforward reduces this transient voltage effectively under optimum values of feedsfoward parameters. The quantitative analysis has been carried out to provide the optimum parameter in the feedforward circuit and to show the condition of the control limit due to the saturation characteristics of the PWM.

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Details 詳細情報について

  • CRID
    1572543027267287040
  • NII Article ID
    110003185604
  • NII Book ID
    AA11135980
  • Text Lang
    ja
  • Data Source
    • CiNii Articles

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