Groups > sci.electronics.design > #430052

Re: current monitor

From	Winfield Hill <hill@rowland.harvard.edu>
Newsgroups	sci.electronics.design
Subject	Re: current monitor
Date	2016-10-01 09:13 -0700
Organization	Rowland Institute
Message-ID	<nsonat02hek@drn.newsguy.com> (permalink)
References	(1 earlier) <niaoub5fgebrt1rq1ur8re88gshr6jtje0@4ax.com> <v3iqubllq8r54d793ccr9v6r5jp08nk1kr@4ax.com> <nsmp63$h2l$1@dont-email.me> <nsn4un02mn8@drn.newsguy.com> <lehvub50n00a20kkjcummr09h1u7h3h858@4ax.com>

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Neon John wrote...
>
>On 30 Sep 2016 18:53:27 -0700, Winfield Hill
><hill@rowland.harvard.edu> wrote:
>
>> An elegant idea, Paul.  But the 20kHz bandwidth
>> is lacking.  A current transformer does better
>> than that and is also isolated.
>
> I strongly suggest you take the advice of someone
> else in this thread and take a look at the Allegro
> hall effect sensors.  Here's the one I use in my
> induction heaters.  allegro-microsystems  ACS758

 Thanks, John, I missed seeing that.  I like the
 serious look of the package, but I'm puzzled why
 they don't offer one with leads prebent for SMT.
 The 50A lowest FS range is an issue, with a 100mA
 DC offset.  But I guess many apps can figure out
 their own specific offset.

-- 
 Thanks,
    - Win

Thread

current monitor John Larkin <jjlarkin@highlandtechnology.com> - 2016-09-27 09:45 -0700
  Re: current monitor Syd Rumpo <usenet@nononono.co.uk> - 2016-09-27 18:09 +0100
  Re: current monitor Winfield Hill <hill@rowland.harvard.edu> - 2016-09-27 10:17 -0700
  Re: current monitor George Herold <gherold@teachspin.com> - 2016-09-27 11:10 -0700
    Re: current monitor whit3rd <whit3rd@gmail.com> - 2016-09-27 11:34 -0700
      Re: current monitor rickman <gnuarm@gmail.com> - 2016-09-27 18:49 -0400
      Re: current monitor Jim Thompson <To-Email-Use-The-Envelope-Icon@On-My-Web-Site.com> - 2016-09-28 07:39 -0700
        Re: current monitor Jim Thompson <To-Email-Use-The-Envelope-Icon@On-My-Web-Site.com> - 2016-09-28 07:42 -0700
          Re: current monitor George Herold <gherold@teachspin.com> - 2016-09-28 09:57 -0700
            Re: current monitor Jim Thompson <To-Email-Use-The-Envelope-Icon@On-My-Web-Site.com> - 2016-09-28 10:01 -0700
              Re: current monitor Winfield Hill <hill@rowland.harvard.edu> - 2016-09-29 12:42 -0700
  Re: current monitor papabear546@gmail.com - 2016-09-27 14:17 -0700
    Re: current monitor John Larkin <jjlarkin@highlandtechnology.com> - 2016-09-27 16:36 -0700
  Re: current monitor Johann Klammer <klammerj@NOSPAM.a1.net> - 2016-09-28 00:38 +0200
  Re: current monitor Reinhardt Behm <rbehm@hushmail.com> - 2016-09-28 11:21 +0800
  Re: current monitor Winfield Hill <hill@rowland.harvard.edu> - 2016-09-28 09:52 -0700
    Re: current monitor John Larkin <jjlarkin@highlandtechnology.com> - 2016-09-28 20:44 -0700
  Re: current monitor Robert Roland <fake@ddress.no> - 2016-09-28 22:45 +0200
    Re: current monitor krw <krw@nowhere.com> - 2016-09-29 13:00 -0400
      Re: current monitor "P E Schoen" <paul@pstech-inc.com> - 2016-09-30 18:32 -0400
        Re: current monitor Winfield Hill <hill@rowland.harvard.edu> - 2016-09-30 18:53 -0700
          Re: current monitor Neon John <no@never.com> - 2016-10-01 10:30 -0400
            Re: current monitor Winfield Hill <hill@rowland.harvard.edu> - 2016-10-01 09:13 -0700
              Re: current monitor Klaus Kragelund <klauskvik@hotmail.com> - 2016-10-02 14:07 -0700
                Re: current monitor klaus.kragelund@gmail.com - 2016-10-02 14:54 -0700
          Re: current monitor rickman <gnuarm@gmail.com> - 2016-10-01 10:33 -0400
            Re: current monitor "P E Schoen" <paul@pstech-inc.com> - 2016-10-02 00:01 -0400

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