Article View: comp.robotics
Article #1581Re: DC Motor Controllers
From: Willie Smith
Date: Wed, 05 Jun 1991 19:29
Date: Wed, 05 Jun 1991 19:29
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1077 bytes
In article <1991Jun3.220425.12281@osceola.cs.ucf.edu>,
wampner@acme.ucf.edu (Eric Wampner) writes...
>To put it bluntly, we need an H bridge controller able to
>handle more power. Ideally a 24V at 8 Amp with spikes of
>20-25 Amps would suit us.
I didn't use an H bridge due to excessive cost of transistors and voltage
drop, but the the IRFZ series of FETs works really well. We use two
IRFZ50s(?) in parallel (with a relay for reversing) for driving motors at 8
volts, 30 to 50 amps, and they don't even get warm...
Willie Smith
smith@sndpit.enet.dec.com
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!decwrl!pa.dec.com!nntpd.lkg.dec.com!sousa!sndpit.enet.dec.com!smith From: smith@sndpit.enet.dec.com (Willie Smith) Newsgroups: comp.robotics Subject: Re: DC Motor Controllers Message-ID: <1283@sousa.ltn.dec.com> Date: 5 Jun 91 19:29:09 GMT Sender: newsa@sousa.ltn.dec.com Organization: Digital Equipment Corporation Lines: 16