RE: [CAD_CAM_EDM_DRO] Power Supply for 4-axis CNC stepper driver

More capacitors in parallel is also better because it lowers the ESR
(effective series resistance) and that reduces capacitor heating.

John Dammeyer


Wireless CAN with the CANRF module now available.
http://www.autoartisans.com/products
Automation Artisans Inc.
Ph. 1 250 544 4950

> -----Original Message-----
> From: CAD_CAM_EDM_DRO@yahoogroups.com
> [mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of John Johnson
> Sent: Friday, September 09, 2005 8:53 AM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: Re: [CAD_CAM_EDM_DRO] Power Supply for 4-axis CNC
> stepper driver
>
>
> This from http://www.digikey.com is close:
>
> 182V40-ND Toroidal 40VAC @ 37.5A $177.55
>
> Also keep in mind that, rather than one big honking
> capacitor, you can
> connect several in parallel to get the same effect at a lower price.
>
> Regards,
> JJ
>
> On 08-Sep-2005, at 22:50, Weedy wrote:
>
> > Hi, I need some help in constructing my Power Supply (my
> input voltage
> > is
> > 220 VAC, 60 Hz) for my stepper drivers. Here are the details:
> >
>
>
> ---
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