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amr mohamed
 
 


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PostSubject: light emitting diode LED   Fri 19 Nov 2010, 7:25 am


light emitting diode


There is another type of Uniting .. And differs from the ordinary kind that glows if the bias voltage was applied in front of me forward biased it comes many LED colors .. And symbol as in the picture



Way of knowing limbs

The easiest way to see the parties photodiode is given to him ..
You will notice that a component of the inside of the two parts .. The bulk is the negative terminal "Alkthod" The smallest part is the positive termina



Way connected photodiode LED




Always reach a value of resistance between 100 kilo to 1 kilo ohm to protect bilateral Baath light


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