howto drive 12v led?

Discussion in 'UDOO 101' started by henriks, Jul 9, 2015.

  1. henriks

    henriks New Member

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    is it possible to light a 12v led from the udoo board without the use of relays?
     
  2. delba

    delba Administrator Staff Member

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  3. psypi

    psypi New Member

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    Too old to dig up but anyway, you can use a MOSFET or ULN2803. The max current is only 500mA for ULN2803, but you can piggyback it.
     

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