[Lab] arduino power adapter rating
mikeysorensen at hotmail.com
Thu Jul 21 17:17:52 EDT 2011
I was mostly concerned about giving it too much power and blowing something. I gather the on board regulator prevents that.
> Date: Thu, 21 Jul 2011 17:03:37 -0400
> Subject: Re: [Lab] arduino power adapter rating
> From: jeanmarc.leblanc at gmail.com
> To: darcy at siteware.com
> CC: mikeysorensen at hotmail.com; lab at artengine.ca
> sorry that is if its running at 1.8V but it would be very small still
> Jean-Marc Le Blanc
> "Do you pine for the nice days of Minix-1.1, when men were men and
> wrote their own device drivers?" Linus Torvalds
> On Thu, Jul 21, 2011 at 5:01 PM, Jean-Marc LeBlanc
> <jeanmarc.leblanc at gmail.com> wrote:
> > should be good your arduino. the ATMega 168 I takes less than 5 ma.
> > So the power supply will be mostly for powering every thing else you
> > will have hooked up to it.
> > Jean-Marc Le Blanc
> > ---
> > "Do you pine for the nice days of Minix-1.1, when men were men and
> > wrote their own device drivers?" Linus Torvalds
> > On Thu, Jul 21, 2011 at 4:50 PM, Darcy Whyte <darcy at siteware.com> wrote:
> >> I don't think it matters.
> >> There's no such thing as too much amperage. Your arduino will only draw what
> >> it needs.
> >> I'm sure you'll be fine with that one for a while.
> >> What are you planning on running from the arduino?
> >> On Thu, Jul 21, 2011 at 4:43 PM, mike sorensen <mikeysorensen at hotmail.com>
> >> wrote:
> >>> Just got the arduino duemilanove. What are people using for a power
> >>> adapter? I picked an adapter that runs at 9V since the manual suggest
> >>> anywhere from 7-12V. It doesn't mention anything about amperage. I tried
> >>> searching google and get anything from 40 mA to 1 amp. My adapter is rated
> >>> 500mA. Does this sound reasonable? Too much? not enough?
> >>> mike
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