The Cyber-Spy.Com Usenet Archive Feeds Directly From The Open And Publicly Available Newsgroup Sci.Electronics.Design
This Group And Thousands Of Others Are Available On Most IS NNTP News Servers On Port 119.
Cyber-Spy.Com Is NOT Responsible For Any Topic, Opinions Or Content Posted To This Or Any Other Newsgroup. This Web Archive Of The Newsgroup And Posts Are For Informational Purposes Only.
From: Peter Bennett
Newsgroups: sci.electronics.design
Subject: Re: what does amp rating on adapter mean?
Date: Sun, 27 Oct 2002 10:52:14 -0800
Organization: Home for the Hopelessly Helpful
Message-ID: <0bdoruk3hoklhei25mm6q6uhkqu98v4tkk@news.supernews.com>
References:
X-Newsreader: Forte Agent 1.8/32.548
On Sat, 26 Oct 2002 19:41:04 -0400, "David Jones"
wrote:
>I have a 12v 600ma adapter. I don't understand what the 600ma means. does
>it mean that that is the maximum safe amount of current to use? does it
>mean that that is what the adapter delivers when short circuited without any
>resistence? if I want to get 40ma's from it how much resistance do I use.
>that will help me understand. Thanks
>David
>
That means that the adaptor can deliver 12 volts at _up to_ 600 mA.
Any 12 volt rated load connected to the adaptor will only draw the
current it needs, so if your device is designed to draw 40 mA at 12
volts, you can connect it directly to the adapator with no additional
components.
--
Peter Bennett, VE7CEI
new newsgroup users info : http://vancouver-webpages.com/nnq
GPS and NMEA info: http://vancouver-webpages.com/peter
Vancouver Power Squadron: http://vancouver-webpages.com/van-ps
Go Back To The Cyber-Spy.Com Usenet Web Archive Index Of The sci.electronics.design Newsgroup
|