Patent ID: 8072154
Filing Date: 2011-12-06
Classification: H02M,H05B,Y02B

Abstract:
1. A device for supplying power to LED diodes, the device being powered by an electric source supplying an alternating current (i z ), characterized in that it includes: an electric bridge (ABHG), having a first (A) and a second (B) input terminal supplied by said electric source, including in turn: a first element (DS a second element (DS a first switch (M a second switch (M a capacitor element (C) of predetermined value connected between said first (H) and second (G) output terminals of said electric bridge (ABHG); a branch (R) connected between said first (H) and second (G) output terminals of said electric bridge (ABHG), along which there are arranged in cascade a switch (K and an electric control unit (CE), which receives in input the feedback control signal, coming from said sensor and is aimed at controlling the opening/closing of said first (M