OB3302 is a cost effective PWM controller that dedicated for CCFL inverter application in push pull topology, it integrates complete functions which includes striking management, dimming control and lamp fail protections.


Features:

◆ Compact and cost effective system design
◆ Direct LPWM input
◆ Cost effective Push Pull topology
◆ Programmable constant PWM frequency
◆ High precision reference and frequency setting
◆ Soft start
◆ Build in negative LPWM dimming (burst mode)
◆ 1.3 times high striking frequency
◆ Build in 1.5S (typical) striking timer
◆ Comprehensive protection coverage:
◇ IC supply under voltage lockout
◇ Open lamp protection
◇ Output short circuit protection
◆ Available in DIP8 and SOP8 package, RoHS compliant



Applications:

◆ LCD TV
◆ LCD Monitor
◆ Flat panel display


Typical Application: