GTA02 USB Power (WAS: Re: Unofficial poll: Do you want 3G in the proposed successor, GTA 03?)

[Federico Lorenzi]

Hmm, thats very cool indeed, although [1] and the original
announcement of it do say 100ma. I guess  I'll go out and edit them

Cheers,
Federico

[1] http://wiki.openmoko.org/wiki/Neo_FreeRunner

On Fri, Apr 11, 2008 at 11:54 AM, Andy Green <andy at openmoko.com> wrote:
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>  Somebody in the thread at some point said:
>
>  | Don't you mean 100ma, or has the converter been upgraded? In any case
>  | running a device that draws 500ma off a 1200mah battery...
>
>  I never heard about a 100mA proposal: the converter in GTA02 is not only
>  500mA-capable but is configured for 500mA limit with a 14K resistor on
>  the SET pin.
>
>  http://www.analogictech.com/products/ProductDisplay.aspx?ProductID=192
>  http://www.analogictech.com/products/digitalfiles/AAT1275.pdf
>
>  For current consumption, it will be pretty variable on that device.  If
>  you transmit it will do its worst, if it receives it might not be too
>  bad at all.  Transmit will be pretty low duty cycle in normal use.
>
>
>  - -Andy
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