[Milsurplus] DC-DC Buck/Boost Converter Regulation

[J. Forster]

As long as the valleys of the unregulated DC does not drop too low, they
should work fine then.

-John

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>
> ----- Original Message -----
> From: "J. Forster" <jfor at quikus.com>
> Subject: Re: [Milsurplus] DC-DC Buck/Boost Converter Regulation
>
>
>
>> - The DC output may have a lot of spikey stuff on it.
>> - The DC input may have lots of current spikes.
>> - The thing almost certainly puts out lots of radiated EMI.
>
> I've used them as bucking (step-down) filament regulators in several
> projects
> and they've worked very well with little RFI problems.
> However, these were fed by already-regulated 28 or 12 VDC supplies,
> so their input was "quiet."
> My interest is whether anyone has attempted to use them as the
> primary regulator after an otherwise unregulated supply, i.e.
> a bridge rectifier and filter providing unregulated 28 VDC to
> be "bucked" down to a regulated 12 V with one of these.
>
> 73 Dave AB5S
>
>