Electronic voltage adapter has variable output frequency converter supplied with direct voltage and operated at frequencies above 1 MHz for ignition and during operation

摘要

The adapter has a converter (S1,S2) supplied with a direct voltage and with a variable output frequency and a load circuit connected to the output of the converter containing at least one series resonance circuit (L1,C1) and at least one low pressure discharge lamp (LA). The converter is operated at frequencies above 1 MHz for ignition and during operation.