Explain about ''emitter follower'', Electrical Engineering

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Q. Explain about 'Emitter Follower'?

EMITTER FOLLOWER : An emitter follower circuit shown in the figure is widely used in AC amplification circuits. The input and output of the emitter follower is the base and the emitter, respectively, therefore this circuit is also called common-collector circuit.

1969_Explain about Emitter Follower.png

 

DC operating point

Solving these equations, we can get, IB, IE and VCC.

1790_Explain about Emitter Follower1.png


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