Digital control of power converters

Digital control of power converters

  • CN 101,540,553 B
  • Filed: 11/04/2008
  • Issued: 02/18/2015
  • Est. Priority Date: 03/20/2008
  • Status: Active Grant
First Claim
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1. , for controlling a system for power supply changeover device, this system comprises:

  • Difference unit, its input is connected with the voltage controlled by described power supply changeover device;

    The analogue-to-digital converters be coupled with the output intercommunication of described difference unit, wherein, described analogue-to-digital converters comprise sigma-delta (sigma-delta) modulator;

    The digital filter be coupled with the output intercommunication of described analogue-to-digital converters;

    The digital pulse generator be coupled with the output intercommunication of described digital filter;

    Intercommunication is coupling in the withdrawal device between sigma-delta modulator and digital pulse generator serially;

    WithWherein, described difference unit merges with the sigma-delta modulator of mutually connecting and withdrawal device.

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