Explore BrainMass

Explore BrainMass

    PN junction: Calculate the change in diode voltage that will cause a factor of 10 increase in current.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Consider an ideal pn junction diode at T=300K operating in the forwared bias region. Calculate the change in diode voltage that will cause a factor of 10 increase in current.

    © BrainMass Inc. brainmass.com February 24, 2021, 2:17 pm ad1c9bdddf
    https://brainmass.com/physics/voltage/11300

    Solution Preview

    The ideal diode equation is:

    I=Is*[exp(q*Va/n*k*T)-1] ;

    where Is=saturation current; Va=applied voltage; T=temperature; n=diode ideality factor =1.

    In forward bias, the Exponential Term dominates, so we can neglect the factor in ...

    Solution Summary

    With good explanations and calculations, the problem is solved.

    $2.19

    ADVERTISEMENT