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.
What is the best way to protect circuits from overvoltage. I recently had a case where a 5vdc switching power supply failed and went up to 9vdc. This fried the circuit boards that it supplied. MOVs might be a bit slow , I think. Any ideas, circuits etc will be appreciated.
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