Questions tagged [nickel]

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Why do pcb in battery reduce the input voltage that goes to the single cell li ion battery [closed]

And... Why do li ion battery cut when charged directly with 5v and 1amp
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Does an iron nickel core work at high frequencies?

I have a toroidal Iron nickel core, which upon research I found was used in an amplifier transformer, I couldn't get much info in it but I want to know if I can use it in a boost or buck converter ...
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How to determine if battery tabbing nickel strip is steel or pure nickel?

I'm not sure if this Stack Exchange section is the most appropriate for this question. Please provide guidance if I need to move to a different section. I am about to start building some Li-Ion ...