Newsgroups: comp.robotics
Path: brunix!uunet!spool.mu.edu!mixcom.com!Clint.Laskowski
From: Clint.Laskowski <Clint.Laskowski@mixcom.mixcom.com>
Subject: WHICH H-BRIDGE?
Organization: Milwaukee Internet Xchange BBS, Milwaukee, WI U.S.A.
Distribution: usa
Date: Fri, 02 Apr 1993 02:56:26 GMT
Message-ID: <1993Apr02.025626.29585@mixcom.com>
References: <733658844.F00001@ocitor.fidonet> <1993Apr1.183947.16385@hpcvca.cv.hp.com>
Sender: jjwwjj@mixcom.com (Clint Laskowski)
Lines: 29

In <1993Apr1.183947.16385@hpcvca.cv.hp.com> abrown@hpcvcec.cv.hp.com (Allen Brown) writes:

>Don.Golding@f2206.n124.z1.fidonet.org (Don Golding) writes:
>: First you need to determine the maximum current you need to drive 
>: the motors with.  This will be the full stall current.

>In the leg I am working on I had to measure the maximum current with a
>scope.  A DVM doesn't respond fast enough.  The first 100ms of
>acceleration my motors draw 3A.  They then settle down to a little
>under 1A.

>I don't remember the H driver I am using.  It is rated at 2A for each
>of two motors.  I have wired the two in parallel for a max of 4A.  The
>data sheet describes how to do this.  These drivers are easy to use,
>much easier than discrete transistors.

I think all of us here in c.r would like to know which H driver
you are using which is capable of drive 2A each. Please post so
all can enjoy!

>  Allen C. Brown  abrown@cv.hp.com or hplabs!hpcvca!abrown or "Hey you!"
>      Not representing my employer.

-- 
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CLINT LASKOWSKI                                           Home:  (414) 571-0739
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