Posts Tagged ‘Tutorial’

LED Tutorial

As I was trying to think of a topic to write on this week, I noticed my ten year old son was playing on my bench trying to light up an LED with a battery. I was mildly entertained as he would smile when the light came on and then frown when it would turn off. “What happened?” he would say. I let him continue for a little while until I realized he was quickly working his way through my inventory of red LED’s.

 What my son didn’t realize is that he was either connecting them backwards and/or not properly limiting the current to the LED in which case he was burning them out. So yes, an idea on what to write about was born. As with most things that we set out to do, we need to understand the components that we’re working with. We don’t need to become an expert on LED’s to use one but some basic understanding is helpful.

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