From:  Cristian Mitu <[email protected]>
Reply-To:  "[email protected]" <[email protected]>
Date:  Friday, July 4, 2014 at 2:38 PM
To:  "[email protected]" <[email protected]>
Subject:  [beagleboard] Analog voltage referance pin

> Hello guys,
> 
> 
> I have noticed that my BeagleBoneBlack has a VDD_ADC that is supposed to be a
> 1.8V  reference voltage. On the board that i am making i have some components
> that need 1.8V(among which some simple protection circuits for the Analog
> inputs). I was thinking that instead of using an LOD for conversion i could
> draw directly from that pin to power those components. Is this a viable
> solution or is there a problem or drawback if i use the 1.8V reference voltage
> pin ? Thank you in advance for your responses.
It is a reference pin, not a power pin, so no you cannot draw current for
your other circuits. A small LDO regulator is inexpensive so just add one.

Regards,
John
> 
> 
> -- 
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