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   sci.electronics.basics      Elementary questions about electronics      72,318 messages   

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   Message 70,897 of 72,318   
   Look165 to All   
   Re: PC PSU repurposing   
   21 Jan 19 22:05:56   
   
   From: look165@numericable.fr   
      
   Today, PSU can operate without load ; they are regulated.even with no   
   load (flyback).   
   At minimum, they loose power in the leakage elements and the flyback   
   circuitry.   
      
   Sjouke Burry a écrit le 21/01/2019 à 20:06 :   
   > On 21-1-2019 17:36, Bob Engelhardt wrote:   
   >> I am going to repurpose a PC PSU & I have a question about minimum   
   >> loading.  Many/most PSU's require minimum loads on their outputs for the   
   >> outputs to be powered,  The PSU that I have powers its outputs without   
   >> loads.  Is it a bad idea to run it that way?  Thanks, Bob   
   >>   
   > when I use one I put  100 ohms on each output voltage.   
   >   
   > That seems to work.   
   >   
   > Else connect an old harddisk to provide a bit of load.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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