[SADXA] Electrollytic capacitors

Richard Solomon dickw1ksz at gmail.com
Mon Dec 29 23:59:29 EST 2014


I would not use the smaller size caps, the ripple current specs are
nowhere what is needed.

I suggest using the CDE 381LQ series cap, they are stocked by Digi-Key.

73 es HNY, Dick, W1KSZ

On Mon, Dec 29, 2014 at 9:28 PM, Tom Kramer <tkramer at azci.net> wrote:

> I suppose this is something I should know but so far have not been able to
> find a definitive answer on line.
>
> My Heath SB220 uses 200 mfd X 450 DCV capacitors that are 1.25 “ diameter
> by 4 “ long.  As a replacement I was offered a capacitor of the same mfd
> and voltage rating but in a package of 3/4 inch by about 1.25 inched length.
>
> There must be some reason for using the larger size capacitor but I can’t
> explain why.  I assume it may have to do with the amount of current that is
> being sent through the device.
>
> Any expert advice to share?  73 Tom NQ7R
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