| 摘要 |
Switching arrangement for igniting and operating of a high-pressure discharge lamp which is provided with:input terminals for connecting a power source,output terminals for connecting the lamp which is ignited and operated by the arrangement,a flyback converter having a semiconductor switching element and a transformer of which a primary coil is electrically connected to one of the input terminals and a secondary coil having a secondary coil voltage is connected to one of the output terminals,a control circuit for generating a switching signal for control of the semiconductor switching element in a conducting or a non-conducting switching state,element M for generating a control signal S intended for the control circuit, which signal S depends on the secondary coil voltage and on a current through the secondary coil.
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