Definition of Bipolar Junction Transistor (BJT)

The Bipolar Junction Transistor (BJT) is an active device. In simple terms, it is a current controlled valve. The base current (IB) controls the collector current (Ic).

Tuesday, March 17, 2009

Common Circuit Application(Current source)

The drain current is set by RS such that VGS = IDRS. Any value of current can be chosen between zero and IDSS

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