It's an NPN transistor, meaning the base must be at 0.6V greater than the emitter in order for it to turn on. I too fail to see how it would ever switch on if those LEDs are in fact 3.2V types.
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It's an NPN transistor, meaning the base must be at 0.6V greater than the emitter in order for it to turn on. I too fail to see how it would ever switch on if those LEDs are in fact 3.2V types.
Last edited by T.Jackson; - 15th October 2007 at 11:56.
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