Loading ...
Sorry, an error occurred while loading the content.
 

Re: [tracker2] OTUSB Simultaneous 12V and USB Power

Expand Messages
  • Scott Miller
    The first board revision had no isolation between the two, so it s not recommended to do that - but recent revisions have diode isolation and they *should* be
    Message 1 of 2 , Dec 26, 2012
      The first board revision had no isolation between the two, so it's not
      recommended to do that - but recent revisions have diode isolation and
      they *should* be OK.

      Scott

      On 12/26/2012 1:22 PM, waterppk wrote:
      > In running the OTUSB, is it known to cause issues if you power it via
      > 12V (on the radio serial connection) and 5V from USB at the same time?
      >
      > I don't see anything noted in the manual or online, but when testing it
      > with a current limiting bench supply (set to 12V <500mA) it goes into
      > current limiting and the bench supply drops to 5V whenever USB power is
      > applied at the same time.
      >
      > Chris
      >
      >
    Your message has been successfully submitted and would be delivered to recipients shortly.