Description
The FAN7548 provides the necessary circuit blocks to implement a highly efficient CCFL backlight power supply in a small footpirnt 20 SSOP package. The device features two control stages for operating independent resonant tanks for multi-lamp designs.

FEATUREs
• Backlight Lamp Ballast and Soft Dimming
• Reduce the Number of Components
• Wide Range Operating Voltage 9-30V
• Precision Voltage Reference Trimmed to 3.4%
• Low Standby Current (Typ. 150uA)
• Soft Start Function
• Dual PWM Control
• Analog & Burst Dimming Function
• P-Channel MOSFET Drive
• Open Lamp Regulation(OLR)
• Open Lamp Protection(OLP)
• Buck+Royer Topology
• 20 SSOP