LD7837 Datasheet (Leadtrend) - High Performance Primary Side Flyback LED Controller

LD7837, High Performance Primary Side Flyback LED Controller

The LD7837 is a high performance primary side Flyback or Buck Boost LED Controller with HV start-up special design for LED lighting.

This IC operating on transition mode(TM) and integrated with completed safety requirement protections.

It minimizes the components counts in a SOP-7 package.

Those mak

LD7837 Features

* High voltage 700V startup circuit

* Primary Side PFC controller

* Optimize THDi Over Wide Universal Range

* High LED Current Accuracy

* Line Regulation 1%

* +/-10% output voltage variation Regulation +/-1%

* ± 5% Inductance variation ± 2%

* Power Saving 0.3W @ No Lo