Re: [CAD_CAM_EDM_DRO] Switching supply 'gotchas'

Multi-Volti Devices wrote:

> Hello:
>
> Only switching supply 'gotchas' I know of are that they are often
> 'conditionally stable', usually requiring a minimum load current so they
> don't oscillate, and they are electrically 'noisy', causing RFI/EMI
> (interference to other electronic gear).
>
> These have been reason enough for me to steer clear of recycling them.
>
> Murray

I have no quantative data but the first thing I'd do is beg, borrow or steal a scope and try to see (literally) what is going on.
Transient response may be biting you. Easy to theorize but even better to measure.

Dave