here is the problem about TIA

Discussion in 'General Electronics Chat' started by Eileen caraway, Sep 2, 2014.

  1. Eileen caraway

    Thread Starter New Member

    Sep 2, 2014
    1
    0
    Hi , everybody!
    i'm new here and also new to learn knowledges about electronics.
    i'm trying to understand how TIA(transimpendace amplifier) work. here is the material i'm reading now. http://www.planetanalog.com/document.asp?doc_id=527534
    but i'm blocked in the term "pole" .
    what's the meaning of zero pole , how to calculate :
    From the equation for F the pole for 1/F is (Equation 6):



    [​IMG]


    And the zero for 1/F is (Equation 7):



    [​IMG]
    and this picture:http://img.deusm.com/planetanalog/2007/08/527534/152302_371407.gif
    this is the most confusing part for me
     
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