[Lab] arduino power adapter rating

[Jean-Marc LeBlanc]

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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