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  • 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.

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  1. K

    Relay against load dump ?

    It is pretty hard to cover all the nastiness from ISO 16750-2-2010E, and especially so when replacing a blown fuse is not desirable. How about this approach ? The relay armature will take some 5-ish ms to operate, which is less than the 24.4V TVS clamp can take. I think some extra resistance...
  2. S

    How hot should silicon run?

    You know you get those questions where you ask 10 people and get 10 different answers... This could be one of them. How hot should a silicon device be run before you should start getting worried about its lifetime? Does it differ from device to device, say MOSFETs vs linear regulators and more...

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