Article View: sci.electronics
Article #7081Re: Stepper Motor Control
From: Don A. Bowman
Date: Wed, 02 Sep 1992 23:01
Date: Wed, 02 Sep 1992 23:01
20 lines
1134 bytes
1134 bytes
root@drdhh.hanse.de (Bjoern Kriews) writes: : Short question: : I want to drive a fourphase 12V stepper motor from a 5V HCT latch. : Is it possible to use a simple NPN transistor and to connect : the motor common lead to 12V instaed of ground ? : : Will the stepper run with reversed coils ? : I'll try out but I'd like to know if I do big big NONO's :-) : This should work fine, but I would instead use a N-channel mosfet (IRF510 perhaps). These have the advantage of using no input current, and will saturate more easily. Stepper motors are indestructible if you don't exceed the maximum current Reversing the coils is harmless. -- Don Bowman (519) 744-6154 dbowman@zeus.uwaterloo.ca
Technical Details
Message-ID:
<Btz3xt.KsA@watserv1.uwaterloo.ca>Path:
arc1-ca.pugleaf.net!sparky!uunet!utcsri!torn!watserv2.uwaterloo.ca!watserv1!shade!dbowmanReferences:
<1992Aug30.235524.5826@drdhh.hanse.de>Show Full Headers
Complete Article Headers
Newsgroups: sci.electronics Path: arc1-ca.pugleaf.net!sparky!uunet!utcsri!torn!watserv2.uwaterloo.ca!watserv1!shade!dbowman From: dbowman@shade (Don A. Bowman) Subject: Re: Stepper Motor Control Message-ID: <Btz3xt.KsA@watserv1.uwaterloo.ca> Sender: news@watserv1.uwaterloo.ca Organization: University of Waterloo References: <1992Aug30.235524.5826@drdhh.hanse.de> Date: Wed, 2 Sep 1992 23:01:05 GMT Lines: 20