Help review my 12V / 100V 2A SMPS

Thread Starter


Joined May 19, 2017
I am trying to design a very simple isolated DC/DC SMPS based off a 555 timer. The input will be a 12V battery. The output needs to be around 100VDC @ 2A. It doesn't need to be regulated and the output can contain some ripple. I would like to get some feedback before I breadboard it: