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Search results with tag "Emitter follower"
Common Base BJT Amplifier Common Collector BJT Amplifier
www.seas.upenn.eduCommon Collector ( Emitter Follower) Amplifier In the emitter follower, the output voltage is taken be-tween emitter and ground. The voltage gain of this ampli-fier is nearly one – the output “follows” the input - hence the name: emitter “follower.” vout
Lecture 10 Emitter Follower (Common Collector Amplifier)
inst.eecs.berkeley.eduin S EO m S S out E O m v RR r g R RR RR R RR r g β β ++ + + ⎛⎞ =+⎜⎟ ⎝⎠+ Amplifier Example VII 3 2 2 1 1 1 1 1 1 1 m B out C m B in E g R R g R rR + + = + ⎟⎟ ⎠ ⎞ ⎜⎜ ⎝ ⎛ + + = + β β π β EE105Spring2008 Lecture10,Slide22 Prof.Wu,UC Berkeley • Impedances seen at the emitter of Q1 and Q2 can be lumped with RC and ...