This very low power circuit is based on the ICL7860. We found it in an Electronics Now from April 1995. The output current is very low.
Other operational amplifiers of the same the series, such as the MC34072, MC34074, MC35071,...
September 2017 - Würth Elektronik High Power Ultraviolet LEDs can be obtained from Mouser...
How about a rhythmic light system that uses only one component? If you think this is impossible, it’s...