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Thursday, September 22, 2011

What are semiconductor devices

What are semiconductor devices

  • there are three types of materials. they are conductor , semi conductor and insulator.
  • where the semi conductor lies between the other two. ie. controlled conduction is possible in semi conductor.
  • thats why it is preferred in electronic devices.
  • A PN junction is formed in all the three types of materials. but in semi consuctor the junction is very thin and easy to break it with the very low voltage.

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