XPost: sci.electronics.components, sci.electronics.design   
   From: jasen@xnet.co.nz   
      
   On 2015-04-04, DaveC  wrote:   
   >> filter after the fet (else you end up cooking the fet)   
   >   
   > How would this happen?  After filtering, the input to the FET would be DC   
   > (with some ripple I'm guessing), whereas without filter it's PWM. Wouldn't   
   > the DC input be less likely to do damage to the FET?   
   >   
   > What would cause damage to the FET if I filter before?   
      
   most mosfets aren't designed to dissipate power. but  yeah, if you get   
   a big enough mosfet It will work.  not having any numbers to work with   
   it's all generalities.   
      
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