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Self-oscillating constant-current gas discharge device lamp driver and method

  • US 6,936,973 B2
  • Filed: 05/29/2003
  • Issued: 08/30/2005
  • Est. Priority Date: 05/31/2002
  • Status: Expired due to Fees
First Claim
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1. A high frequency alternating current driver circuit for a gas discharge device load comprising:

  • an inverter for generating an input square wave voltage, a resonant network having a resonant frequency and including a series inductor and capacitor, said load being connected across said capacitor, a current comparing toggling circuit for sensing instantaneous current to the load and forcing conversion of the input square wave voltage when said instantaneous input current drops to the level corresponding to a selected maximum output current.

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