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Wikipedia circuit

  1. Jan 19, 2010 #1
  2. jcsd
  3. Jan 19, 2010 #2
    That's basically a current source that gives a reference current.
     
  4. Jan 19, 2010 #3

    dlgoff

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    It's called a "diode-connected" transistor and is used, as waht says, a current source. You will find them used this way in integrated circuits where small currents sources are required.
     
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