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Old 18th Jun 2020, 2:24 pm   #21
GMB's Avatar
Join Date: Aug 2003
Location: near Reading (and sometimes Torquay)
Posts: 2,380
Default Re: High voltage regulator circuit.

Originally Posted by dave cox View Post
AFAIK, the above circuit can be turned into a 'foldback' limiter with just 1 more resistor!
That has to be the best solution - it looks to me like it would work very well indeed.

The reason I go for a doubler is that it limits the current even if the MOSFET melts down to a short. But I now see that this circuit is not being run off the mains - so not relevant for that situation.
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