> >>Who makes the L293 and 298?  Ie: Where can I find data sheets?
> >
> >        ST comes to mind...
> >
> And Mouser is one place that sells them.  The L293D is $2.00 Qty 1.

Remember that the L293D consumes 80 milliamps when idling. In a robot that
spends a lot of time not moving, this can kill your batteries in a hurry.

Bridges made by Rohm, and also my design, do not have this problem, draw
nothing when idle:

http://www.bobblick.com/bob/projects/hbridge/index.html

Cheerful regards,

Bob Blick

--
http://www.piclist.com#nomail Going offline? Don't AutoReply us!
email listserv@mitvma.mit.edu with SET PICList DIGEST in the body