PSU protection with resettable polyfuse

[Eric Smith]

On Wed, Mar 29, 2017 at 9:24 AM, Systems Glitch via cctalk <
cctalk at classiccmp.org> wrote:

> > Any downsides to resettable polyfuses?
>
> 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.
>

They're not very fast. They're comparable to a slow-blow fuse.