XPost: sci.electronics.repair, sci.electronics.components   
   From: no-one@nowhere.net   
      
   "Camsid"  wrote in news:fp67no$vij$1@aioe.org:   
      
   > MOSFET's die so easily, do google search on "Mosfet failure" you will   
   > see what I mean.  It depends on the application really, MOSFET's are   
   > still good for other applications but not to drive heavy duty coils that   
   > has a AC kick-back effect.  If MOSFET's were used in your vehicle, 99%   
   > of the traffic will stop moving.   
   >   
      
   Many are intended for switching high current loads, and have protection   
   diodes built in, and can have more added. I'm fairly sure a varistor or zener   
   will punish any errant spikes forcibly enough, too.   
      
   > Have you noticed that it has the latch effect?  Just like you toggle the   
   > switch on and off.   
   >   
   >   
      
   That might be a problem, not sure though, I don't know enough about them to   
   comment more.   
      
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