DP9100

DP9100 Non-Isolated Buck APFC Offline LED Controller FEATURES  Active PFC for High PF and Low THD  PF>0.9 with Universal Input  Built-in HV Startup and IC Power Supply Circuit  Quasi-Resonant for High Efficiency  ±1% CC Regulation  Very Low VDD Operation Current  Excellent Line and Load Regulation  LED Open/Short Protection  Build in Protections:  Output Over Voltage Protection (OVP)  Cycle-by-Cycle Current Limiting (OCP)  Leading Edge Blanking (LEB)  LED Open/Short Protection  On-Chip Thermal Foldback (OTP)  Available in SOP-8 Package APPLICATIONS  LED Lighting TYPICAL APPLICATION CIRCUIT GENERAL DESCRIPTION DP9100 is a highly integrated LED Controller with constant current (CC) control for LED lighting applications. The IC utilizes Quasi-Resonant (QR) Buck topology with active PFC control for high PF, low THD, and high efficiency. DP9100 integrates with high voltage startup and IC power supply circuit, which requires very few externa...