Patent ID: 8232735
Filing Date: 2012-07-31
Classification: G05F,H02M,H05B,Y02B

Abstract:
1. A system for providing power to one or more light emitting diodes, the system couplable to an energy source, the system comprising: a power converter comprising an inductor and a power switch, wherein the power converter is couplable to the one or more light emitting diodes, and wherein the power converter operable is configured to operate in a discontinuous current mode having a dual phase cycle comprising an on phase when the power switch is closed and an off phase when the power switch is open; an output current sensor configured to sense an output current level; a peak current sensor configured to sense a peak current level; and a regulator coupled to the power converter, to the output current sensor, and to the peak current sensor, wherein the regulator is configured to: