Cap p/n (was 470/100 caps (was Suitable Cap for Gecko's

Good mornng Alan,

would you be so kind as to reveal the part number ?

I checked my 2001 CD and did not find a low ESR at 100 volts.

Dave

--- In CAD_CAM_EDM_DRO@y..., Alan Marconett KM6VV <KM6VV@a...> wrote:
> Hi Tim,
>
> Good point! My drives run fine now without the additional cap (40v
> 2a). I may have incorrectly ascribed an ESR cap to the job,
insofar as
> I can't find the original reference. The fuse would seem indicate
the
> use of the cap also. Eventually I'll go to a higher voltage, so
this
> would be "proactive insurance".
>
> The 100v 100uf electrolytic low ESR caps (Xicon from Mouser) I did
> finally find are only $1.34 qty. 10, so I can afford a few.
>
> Alan KM6VV
>
>
> Tim Goldstein wrote:
> >
> > Me thinks that this is well into the realm of the manly art of
severe
> > overkill.
> >
> > The cap that is already on the drive and plenty adequate if your
wires are
> > short, you have no fuse, and you are only running 3 amps or less
is just a
> > lowly 100 uf electrolytic. The manufacturer recommendation which
is proven
> > to be plenty successful is to add a 470 uf electrolytic. Now you
want to
> > start putting in low ESR and tantalum caps. What's the point and
what do you
> > think it will do that the 470 uf electrolytic will not other than
help empty
> > your wallet?
> >
> > Throw on a 470 uf 100 v electrolytic and be done with it. The
drive will
> > work wonderfully.
> >
> > Tim
> > [Denver, CO]6VV