15W Isolated Downlight / light bulb LED Driver (32V @ 0.4A)
View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.
The main purpose of this reference design is to demonstrate a high performance offline flyback LED driver with PFC based on TPS92314A (220VAC with PFC) . This LED driver is designed for converting an AC input to a regulated LED current. The operating conditions and performance of the reference design are as follows: 198VAC to 264VAC, 50Hz Input Voltage, 28V to 34V LED Voltage, 400mA Regulated LED Current , 87% Typical System Efficiency, High Power Factor > 0.9, Output Short-Circuit and Open-Circuit Protection.