D-K381C8 Datasheet - DP

Non-isolated Quasi-Resonant Buck LED Power Switch

D-K381C8 Features

* Proprietary Output OVP Protection

* Integrated with 500V MOSFET

* No Auxiliary Winding Needed

* Quasi-Resonant for High Efficiency

* Built-in Thermal Foldback

* Built-in Charging Circuit for Fast Start-Up

* ±4% CC Regulation

* Very Low VDD Operation Current

* Bu

D-K381C8 General Description

D-K381C8 is a highly integrated power switch with Quasi-Resonant Buck (QR-Buck) constant current (CC) control for LED lighting applications. The IC has built in output Over Voltage Protection (OVP). D-K381C8 combines a 500V power MOSFET switch with a power controller in one chip. The IC also in.

D-K381C8 Datasheet (1.00 MB)