UCC3974 controller equivalent, dual cold cathode fluorescent lamp controller.
D Synchronous or Nonsynchronous Operation D Dual Output and Control Stages D BiCMOS Technology D Accurate Current Control with 2-mA Typical
Supply Current
D Analog or Dig.
D Portable PCs D Desktop LCD Monitors D Internet Appliances
DESCRIPTION
Design goals for a cold cathode fluorescent lamp.
Design goals for a cold cathode fluorescent lamp (CCFL) converter used for a liquid crystal display (LCD) monitor application include small size, high efficiency, and low cost. The UCC2974/UCC3974 CCFL controllers provide the necessary circuit blocks.
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