Re: [CAD_CAM_EDM_DRO] Re: L297 and L298

What is the Voltage Input?? Im using 3.2V 2,4A per phase Step Motors but I
can use a higher Voltage, can't I???



-------Original Message-------

From: CAD_CAM_EDM_DRO@yahoogroups.com
Date: Friday, October 24, 2003 9:03:33 PM
To: CAD_CAM_EDM_DRO@yahoogroups.com
Subject: [CAD_CAM_EDM_DRO] Re: L297 and L298

I used 22K and 3.3nf for the one I built. That works out to be
almost 20Khz. 1/.7RC is the formula given in the datasheet.

Jim

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Bard"
<rubens.bardelli@p...> wrote:

> Hi all
>
> I need to build a Stepper Motor Driver. I will make a circuit

with L297 and

> L298. I read the datasheet but I dont know how many Hz I have to

use in

> Chopper. Can anyone help me with this circuit???
>
>
> []'s
>
> Bard
>
> [Non-text portions of this message have been removed]

Addresses:
FAQ: http://www.ktmarketing.com/faq.html
FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com

Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@...,
timg@...
Moderator: pentam@... indigo_red@... [Moderators]
URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO

OFF Topic POSTS: General Machining
If you wish to post on unlimited OT subjects goto: aol://5863:126/rec.crafts
metalworking or go thru Google.com to reach it if you have trouble.
http://www.metalworking.com/news_servers.html

http://groups.yahoo.com/group/jobshophomeshop I consider this to be a sister
site to the CCED group, as many of the same members are there, for OT
subjects, that are not allowed on the CCED list.

NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM. DON
T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
bill
List Mom
List Owner



Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/


.

[Non-text portions of this message have been removed]