GENERAL DESCRIPTION

OB5655 is a linear driver with high voltage start-up and advanced features to provide high precision current output for TRIAC dimmable LED lighting applications. It offers intelligent bleeder control for high efficiency.

OB5655 offers programmable thermal foldback function feature to make the system flicker-free when the ambient temperature is high.

OB5655 is offered in ESOP8 package.

FEATURES

Excellent TRIAC dimming performance

120Vac input only

HV startup

Intelligent bleeder control for high efficiency

High precision constant current regulation

High power factor

No inductance , EMI issue

Low system cost

Programmable thermal foldback function

APPLICATIONS

LED lighting

120Vac LED lamp

TYPICALICAL APPLICATION