Author Options:

What is the power consumption of an LED with bi color t1? Answered

Dear Gang,

I have a bi-color t1 red/green LED that has 3 legs in it, I was wondering what is the voltage requirement and wattage that it can work with.Does anyone knows the answer?



2 Replies

AndyGadgetBest Answer (author)2011-05-24

Steve's given you typical ratings for one of those.
To work out what's what, connect a 470R resistor to a 9V battery and connect across different legs to see what lights up.  The resistor will limit the current to a safe 15mA or so.

Select as Best AnswerUndo Best Answer

steveastrouk (author)2011-05-24

Reckon on 20mA and 1.2..1.5Volts for a try out.


Select as Best AnswerUndo Best Answer