Patent ID: 7394207
Filing Date: 2008-07-01
Classification: H05B

Abstract:
1. A circuit arrangement for operating lamps having the following features: a first full-bridge branch which comprises the series circuit comprising a first and a third electronic switch (S a second full-bridge branch which comprises the series circuit comprising a second and a fourth electronic switch (S the first and the second full-bridge branches are each connected with one connection to a positive node (N a storage capacitor (C the first and the second center points (N characterized in that at least one second inductor (L 2 ) is connected in the second full-bridge branch in series with the second and fourth electronic switches (S 2 , S 4 ), the series circuit comprising a first and a second capacitor (C a load circuit, to which lamps (Lp) can be coupled, is connected between the fifth node (N