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Questions about protecting electrical devices from voltage spikes.

6 votes
2 answers
11k views

How to choose the right Metal Oxide Varistor (MOV)

I would like to protect the input of a transformer against high voltage surges but I don't understand how I have to proceed to choose the right MOV despite what I read so far about them. Below is how …
2 votes
0 answers
472 views

LT4363 High surge stopper shutdown at start up

I was asked to protect a DC/DC Buck converter against overvoltage and overcurrent event. During my research, I found the LT4363-2 component from Linear Technology that is defined as a High Voltage Sur …