piclist 1997\09\10\172938a >
Thread: (Fwd) RE: Cheap Motor drivers [OT]
face BY : lilel@KILLspamtoastmaster.com

------- Forwarded Message Follows -------
From:          KILLspamlpayne@spam@spamspamBeGonemedia-garden.com (Larry Payne)
To:            "'@spam@lilel.....spamtoastmaster.com'" <spamlilelEraseMEspam.....toastmaster.com>
Subject:       RE: Cheap Motor drivers [OT]
Date:          Wed, 10 Sep 1997 15:23:29 -0500


>.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 http://www.st.com.


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

See also: www.piclist.com/techref/io/motors.htm?key=motor
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Subject (change) (Fwd) RE: Cheap Motor drivers [OT]

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