Re: How To switch High voltage with Low voltage



Please restate your question. As it is, there is not enough
information to assist you.

flank


Computer_Hell wrote:
hello all i have a question im sure some one knows the answer to.

i have a microcrontroler that outputs 3.3v on it GPIO pins
what i need to do is use this 3.3v to switch a seperate and isolated
12v source
I thought a transistor mite work but wasnt sure how to do it or what
type of transistor to use
any thoughts on this would be great

.