PSU protection with resettable polyfuse

Adrian Graham binarydinosaurs at
Wed Mar 29 10:36:56 CDT 2017

On 29 March 2017 at 16:24, Systems Glitch <systems.glitch at> wrote:

> If you hit them hard enough, they'll sometimes permanently open, which is
> desirable anyway but does require rework. I don't remember how they stack
> up speed-wise, I'm sure it's in the datasheets.

I don't mind that, better rework that distribution than whatever's been
belted. I didn't know resettable fuses existed until I accidentally zapped
a Raspberry Pi by dragging it under my metal iMac. That's got a 2A polyfuse
and it was back in service 30 mins later.

Owner of Binary Dinosaurs, the UK's biggest home computer collection?

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