hi
im currently trying to make a project using a ardunio uno, the outputs are 5v and the leds i want to use are surface mount 2v max 30ma current, what equation can i use to drop the voltage to 2v, 30ma?
thank you
im currently trying to make a project using a ardunio uno, the outputs are 5v and the leds i want to use are surface mount 2v max 30ma current, what equation can i use to drop the voltage to 2v, 30ma?
thank you