12. The MOS cascode of Fig. 9.47 must pro- vide bias current of 0.5 mA with an output impedance of at least 50 km. If µnCox = 100 µA/V² and W/L = 20/0.18 for both transistors, compute the maximum tol- erable value of λ. VD1 M₁ Rout Vb2M₂ Figure 9.47

12. The MOS cascode of Fig. 9.47 must pro- vide bias current of 0.5 mA with an output impedance of at least 50 km. If µnCox = 100 µA/V² and W/L = 20/0.18 for both transistors, compute the maximum tol- erable value of λ. VD1 M₁ Rout Vb2M₂ Figure 9.47

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Question

12. The MOS cascode of Fig. 9.47 must pro-
vide a bias current of 0.5 mA with an
output impedance of at least 50 km. If
µnCox = 100 µA/V² and W/L = 20/0.18 for
both transistors, compute the maximum tol-
erable value of λ.
2.
Vy
Rout
Ip=05mA
Unlox = 100μA
|
Vb1
+
←→
Figure 9.47
Rout 250kn
W 20
Rout
M₁
Vb2M₂
+²

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