------- Forwarded Message Follows ------- From: lpayne@media-garden.com (Larry Payne) To: "'lilel@toastmaster.com'" Subject: RE: Cheap Motor drivers [OT] Date: Wed, 10 Sep 1997 15:23:29 -0500 >Lawrence, >.In the past I have used a SGS-Thompson L293D to drive small DC >motors at 24VDC with a PIC. It is a 4 channel push-pull driver with >internal clamping diodes. It is a 16 pin package with the capability >to provide 2 full bridges (thus driving 2 motors). It is limited to .>.about 600 ma. and needs around 40 ma. to operate. Its current >price is $2.53USD from Arrow Electronics. >You can check it out at www.st.com. >-larry- At $2.53 US each that's $0.63 per H bridge. I don't think I could build a discrete H bridge much cheaper. And $2.53 is the onesies price. Looks very interesting. Thanks! Best Regards, Lawrence Lile