A diode obeys I=I_s[e^(V/(ηV_T))−1]. For V≫ηV_T, increasing V by ηV_T ln10 changes forward current approximately by a factor:

Physics · semiconductor · P-N jucntion and diode in reverse and forward bias

JEE MainsNEET

A diode obeys I=Is[e(V/(ηVT))−1].I_s[e^(V/(ηV_T))-1]. For V≫ηVT,V_T, increasing V by ηVTV_T ln10 changes forward current approximately by a factor:

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