JH5553B Datasheet (JILIN SINO) - Non-isolated APFC Buck LED Driver

JH5553B, Non-isolated APFC Buck LED Driver

The JH5553B（LP/H） is a high precision non-isolated buck driver with active PFC, specially designed for universal input offline constant current LED lighting.

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

Operating in critical conduction mode, the power MOSFET switching

JH5553B Features

* Active-PFC for High PF and Low THD.

* No VCC and COMP capacitor.

* Integrated current sense resister.

* Critical Conduction Mode Operation.

* LED Short Protection.

* Cycle by Cycle Current Limit.

* Thermal Regulation Function.

* Adopts SOP-7 / DIP-8 package. Applica