LUXEON K2 LEDs how many watts?

Discussion in 'General Electronics Chat' started by JBcourt, Jun 14, 2009.

  1. JBcourt

    Thread Starter New Member

    Jun 14, 2009
    1
    0
    These LEDs run at 3.6v at 700ma. Does that mean they use 2.52 Watts?
     
  2. mik3

    Senior Member

    Feb 4, 2008
    4,846
    63
    Yes because the power dissipated equals 3.6*0.7=2.52W. However, the emitted light is not 2.52W but less due to resistive and other losses in the LED junction.
     
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