RE: [CAD_CAM_EDM_DRO] Re: stepper driver help

Hi Wayne,

Doesn't the L298 need a lot more support around it to do micro-stepping?

John Dammeyer


Automation Artisans Inc.
http://www.autoartisans.com
Ph. 1 250 544 4950

> -----Original Message-----
> From: CAD_CAM_EDM_DRO@yahoogroups.com
> [mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of Wayne
> C. Gramlich
> Sent: Thursday, September 27, 2007 2:05 PM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: [CAD_CAM_EDM_DRO] Re: stepper driver help
>
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "Yahoo" <yahoo@...> wrote:
> >
> > LMD18245 (that's a single 3-amp H-Bridge, you would need
> two.) If you're
> > looking for a ready-made driver, I have some based on the LMD18245.
>
> I have never been able to find inexpensive LMD18245's;
> they are always the $10-$20 range. Whereas, the venerable
> L298 can do 3.5 amps at 48 volts and I can easily get
> them for $3-$4 each. Yeah, I know the LMD18245's are
> FET technology, and the L298's are bipolar, but in the
> end, who cares, they both work just fine.
>
> Just my $.02,
>
> -Wayne
>
>
>
>
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