OB3372 is a high power dual channel LED driver optimized for large size LCD TV LED backlight application. It integrates two independent boost converters and feedback control, and thus provides a high performance and high reliability LCD backlight solution. OB3372 operates in current mode boost topology, and can be configured for Master-Slave operation to support multi-chip applications. OB3372 supports external PWM dimming mode and comprehensive protections.


Features:

◆ High Power Dual Channel PWM converter
◆ 8V~35V Input Voltage Range
◆ Master/Slave Synchronization Capability
◆ Programmable 100KHz~600KHz operation Frequency
◆ Programmable Slope Compensation
◆ External PWM Dimming Mode
◆ Comprehensive protection coverage:
◇ Over Voltage Protection
◇ Over Current Protection
◇ Under Voltage Lockout(UVLO)
◇ LED Open Protection
◇ LED Short Protection
◆ Available in SOP20/SSOP20 packages, RoHS compliant



Applications:

◆ LCD TV
◆ LCD Monitor
◆ Flat panel display


Typical Application: