Consider given Problem
(a) What is the magnitude of the ideal transresistance transfer function |Azf| as the transistor transconductance parameter gm → ∞.
(b) Determine the value of gm so that |Azf | is within 95 percent of the ideal magnitude.
Problem
The transistor parameters for the circuit shown in Figure are VTN = 0.4 V, Kn = 0.5 mA/V2, and λ = 0.
(a) Find (i) the quiescent drain current IDQ and (ii) the small-signal transistor parameters.
(b) Determine the transresistance transfer function Az f = vo/is.
(c) Find the output resistance Rof.
![1457_Figure 02.jpg](https://secure.tutorsglobe.com/CMSImages/1457_Figure 02.jpg)