Explanation Given: V T N = 0.4 V V T P = − 0.4 V K ' n = 100 μA/V 2 K ' P = 60 μA/V 2 λ n = λ p = 0 I R E F = 100 μA ( W / L ) 1 = 4 ( W / L ) 2 = 2.5 ( W / L ) 3 = 6 ( W / L ) 4 = 4 Calculation: The given circuit is, Calculate I D 2 current, I D 2 = ( W / L ) 2 ( W / L ) 1 × I R E F Substitute the given values, I D 2 = 2.5 4 × 100 μA I D 2 = 2.5 × 25 μA I D 2 = 62.5 μA Now calculate I O , I O = ( W / L ) 4 ( W / L ) 3 × I D 2 Substitute the given values, I O = 4 6 × 62.5 μA I O = 41.67 μA Now calculate voltages from I O expression, I O = ( K ' p 2 ) ( W L ) 4 ( V S G 4 + V T P ) 2 41.67 = ( 60 2 ) 4 ( V S G 4 − 0.4 ) 2 41

Microelectronics: Circuit Analysis and Design

4th Edition

ISBN: 9780073380643

Author: Donald A. Neamen

Publisher: McGraw-Hill Companies, The

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Chapter 10, Problem 10.71P

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The currents ID2 , IO and all gate-to-source voltages.

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The currents I D 2 , I O and all gate-to-source voltages.

Solution Summary: The author calculates the currents I_D2 and all gate-to-source voltages.

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The currents ID2 , IO and all gate-to-source voltages.

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