From: whit3rd@gmail.com   
      
   On Wednesday, August 15, 2018 at 7:41:03 AM UTC-7, Cursitor Doom wrote:   
   > On Mon, 13 Aug 2018 13:40:56 -0400, Bob Engelhardt wrote:   
   >   
   > > I have a Milwaukee 12v variable speed tool with a bad control board.   
   > > Rather than replace the board, I'm planning to just use ... a MOSFET   
      
   > If it's an inductive load you'll want a back EMF protection diode across   
   > it as well; save blowing your MOSFET.   
      
   That's not necessary; every power MOSFET has a parasitic drain-source diode   
   already.   
      
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