Figure 3 (b) is the Miller equivalent circuit of Figure 3 (a). Derive a relationship between the capacitances Ci, C2 and C and state the main hypothesis for the valıdity of the theorem. (a) Figure 3 (a) Figure 3 (b)

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Figure 3 (b) is the Miller equivalent circuit of Figure 3 (a). Derive a relationship
between the capacitances C, C: and C and state the main hypothesis for the
valıdity of the theorem.
Figure 3 (a)
Figure 3 (b)
(b)
The open loop gain A,, for a circuit is given by:
AOL-8
* JAR (C, +G1-erLR CC,)
Calculate the resonant frequency fi and the gain Aot at Explain wha.
you use and show the details of the calculation.
(e)
If C=Cy= IpF, g2.2 mS and R,5 k2, can you conclude that the circuit
would oscillate if the feedback loop were closed Justify your conclusion, 1
Figure 4 (a) and Figure 4 (b) show two current mirrors based on MOSFETS
Ma
Ms
Figure 4 (a)
Figure 4 (b)
(a)
Derive a formula relating the input current I, to the output current I for the
current mirror of Figure 4 (a) stating any assumptions.
(b)
Draw the small-signal equivalent circuit for the current mirror of Figure 4 (a)
and determine the output resistance R
Derive a formula relating I and L for the circuit of Figure 4 (b) assuming that
(c)
Mi and Ma are identical, and that the length and width of the channel for the
transistor Ma are double respect to those of M3. State any assumption.
Transcribed Image Text:Figure 3 (b) is the Miller equivalent circuit of Figure 3 (a). Derive a relationship between the capacitances C, C: and C and state the main hypothesis for the valıdity of the theorem. Figure 3 (a) Figure 3 (b) (b) The open loop gain A,, for a circuit is given by: AOL-8 * JAR (C, +G1-erLR CC,) Calculate the resonant frequency fi and the gain Aot at Explain wha. you use and show the details of the calculation. (e) If C=Cy= IpF, g2.2 mS and R,5 k2, can you conclude that the circuit would oscillate if the feedback loop were closed Justify your conclusion, 1 Figure 4 (a) and Figure 4 (b) show two current mirrors based on MOSFETS Ma Ms Figure 4 (a) Figure 4 (b) (a) Derive a formula relating the input current I, to the output current I for the current mirror of Figure 4 (a) stating any assumptions. (b) Draw the small-signal equivalent circuit for the current mirror of Figure 4 (a) and determine the output resistance R Derive a formula relating I and L for the circuit of Figure 4 (b) assuming that (c) Mi and Ma are identical, and that the length and width of the channel for the transistor Ma are double respect to those of M3. State any assumption.
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