Part NumberMOS   BVdssTopologyDimming ModeInput   Voltage RangeCC/CVPFTHDMax.   Output Power/Current
OB3338OB3338ExternalFlyback/
    Buck-boost
PWM to   analog90~277VacPSR CC>0.9<10%80W
OB3338BExternalFlyback/
    Buck-boost
>0.9<10%80W
OB3338CExternalFlyback/
    Buck-boost
>0.5-80W
OB3337ExternalBuckPWM   to analog90~277VacCC>0.9<20%80W
OB3605Ax500VBuckPWM90~277VacCC>0.5-52W
OB3600ExternalBuckPWM90~277VacCC/CV>0.5-80W