Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Hey
I also need some help about 7812, my 5v CPU fan in my laptop is not working, I've called VAIO people for replacement and it could take weeks. I have a 12v(0.5A) fan that could fit inside and I'm thinking of using 7812 to drop 19v from AC Adapter to 12v. Do i need to have capacitors or...
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