Those numbers are for each pin, so 500 mA total.

On 5/27/2014 2:04 AM, PLyttle wrote:
> When you read the service reference manual, section 8.6, you find that the 
> VDD_3V3B at P9 pins 3 and 4 can source 250 mA max. 
> 
> On Tuesday, May 27, 2014 12:38:13 AM UTC+2, Robert P wrote:
>>
>> Hi everyone,  I'm trying to figure out if it's safe to power an xbee off 
>> the 3.3V header on the bbb  ( P9_3 / P9_4 ) .. I need 250ma-300ma MAX
>>
>>
>> is this safe and stable?  It would seem like it, but I want to confirm.. 
>> thank you!

-- 
Charles Steinkuehler
char...@steinkuehler.net

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