These are nice parts...BUT....not sure how well they work with AC.  I have samples of these, as at one time was planning on putting them on a board but size and current requirements kept me from using them.

Alvaro Deibe Diaz <adeibe@udc.es> wrote:You can check out this one, too:

www.gmw.com/electric_current/Sentron/CSA-1.html

Hall effect, SMD, Galvanic isolation, AC/DC current sensing, linear
response, great sensitivity, and reasonably priced (this is what they claim,
of course).

> -----Mensaje original-----
> De: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] 
> En nombre de S Bakaletz
> Enviado el: jueves, 07 de julio de 2005 16:30
> Para: Microcontroller discussion list - Public.
> Asunto: Re: [EE] AC current sensing
> 
> Allegro MicroSystems makes a Hall effects current sensor and 
> shunt in one package ACS750 family.
> Jeff Bachiochi wrote a good article on using the chip 
> http://www.circuitcellar.com/magazine/164toc.htm
> 
> 
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