UCC28811DR Datasheet PDF - TI

●DESCRIPTION

●The UCC28810 and UCC28811 are general lighting power controllers for low to medium power lumens

●applications requiring power factor correction and EMC compliance. It is designed for controlling a flyback, buck or boost converter operating in critical conduction mode. It features a transconductance

●FEATURES

●• Transition Mode Controller for Low Implementation Cost of AC Input LED Lighting Applications

●• Implements Single Stage Power Factor Corrected LED Driver

●• Enhanced Transient Response With Slew-Rate Comparator

●• Interfaces with Traditional Wall Dimmers

●• Accurate Internal VREF for Tight Output Regulation

●• Two UVLO Options

●• Overvoltage Protection (OVP), Open-Feedback Protection and Enable Circuits

●• ±750-mA Peak Gate Drive Current

●• Low Start-Up and Operating Currents

●• Lead (Pb)-Free Packages

●APPLICATIONS

●• AC Input General Lighting Applications Using HB LEDs

●• Industrial, Commercial and Residential Lighting Fixtures

●• Outdoor Lighting: Street, Roadway, Parking, Construction and Ornamental LED Lighting Fixtures