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Transistor? amplify?

  1. Aug 3, 2004 #1
    trying to figure out the meaning of lattice struction in semiconductor... :yuck:
    and, why a small current in the base circuit of a transistor can control a large current in collector part when "bipolar junction transmission" happened???
    Thanks for any help! :confused:
  2. jcsd
  3. Aug 3, 2004 #2


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  4. Aug 3, 2004 #3
    The small current stops negative charge from sitting still on the base ( p part of npn
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