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Circuit apparatus and method for operating a lamp

  • US 20040245942A1
  • Filed: 07/23/2003
  • Published: 12/09/2004
  • Est. Priority Date: 08/01/2002
  • Status: Active Grant
First Claim
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1. A circuit apparatus for operating a lamp, in particular a low-pressure discharge lamp, having an inverter device for supplying the lamp with alternating current, which has at least one transistor switching unit, and a current limiting device, which is connected to the at least one transistor switching unit, for limiting the current through the at least one transistor switching unit, wherein the control electrode of the at least one transistor switching unit can be driven by the current limiting device for the purpose of current limitation.

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