> Needless to say, to have any chance of achieving rated > lifetimes LEDs need to be driven in a constant current mode > at rated current or less. The common mass market practice of > hard paralleling multiple LEDs is an invitaiton to vastly > unbalanced performance and very early failures. Ewww. I never thought they would share current well. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist