Power supply apparatus and power supply arrangement

Power supply apparatus and power supply arrangement

  • CN 102,056,829 A
  • Filed: 03/26/2009
  • Published: 05/11/2011
  • Est. Priority Date: 04/07/2008
  • Status: Active Grant
First Claim
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1. a supply unit (1), it comprises to the interface of load (2);

  • And this supply unit comprises at least one controlled solid-state switch (3), is used for powering between described load and supply unit;

    This supply unit comprises function unit (7), and it is mounted with selected switching frequency (8) control described at least one solid-state switch (3);

    It is characterized in that, determine at least at two kinds of different switching frequencies (8,9,10,11) load noise of locating, and it is characterized in that is selected the switching frequency of described at least one solid-state switch (3) to make and is satisfied choice criteria with the cooresponding load noise of selected switching frequency (8) (16).

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