QH7935 Datasheet (DILIGENT) - PSR Single-Stage APFC Offline LED Driver

QH7935, PSR Single-Stage APFC Offline LED Driver

The QH7935 is a high precision primary-side regulation driver with single stage Active PFC, specially designed for universal input offline flyback or buck-boost constant current LED lighting.

The driver with on-chip PFC circuit achieves high power factor and low THD.

Operating in critical conduction

QH7935 Features

* Single-Stage Active PFC for High Power Factor and Low THD Primary Side Control Constant Current Operation, No Opto-Coupler required Integrated 650V Power MOSFET ±3% LED Current Accuracy Excellent Line and Load Regulation Critical Conduction Mode Operation Ultra-Low (33uA) Startup Current High Resist