Does transconductance (Gm) have 3dB bandwidth

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Discussion in 'General Electronics Chat' started by matrixon, Jan 12, 2016.

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  1. Jan 12, 2016 #1
    matrixon

    Thread Starter New Member

    Dec 22, 2015
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    The voltage gain of an amp is Gm*Zout,
    the bandwidth of the voltage gain is limited by the Zout as signal freq increases.
    I wonder whether the Gm also has 3dB bandwidth or not.
    And If Gm has 3dB bandwidth,what element cause it?
     
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  2. Jan 13, 2016 #2
    DickCappels

    Moderator

    Aug 21, 2008
    5,012
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