For the circuit in Figure 3, determine: a) I0 (in resistance) and b) Vo. (Assume that all three transistors are identical with Kn = 20mA / V2 and VTN = 2V).
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For the circuit in Figure 3, determine: a) I0 (in resistance)
and b) Vo. (Assume that...
3. In the circuit shown below, the differential pair (Mand M2) is biased with a current miror that consists of M3, M and Rref. The circuit parameters are: VDD-3 V, Rre/-15 ka, RD = 20 ka, and RL-40 k...
3. In the circuit shown below, the differential pair (Mand M2) is biased with a current miror that consists of M3, M and Rref. The circuit parameters are: VDD-3 V, Rre/-15 ka, RD = 20 ka, and RL-40 kn. The transistors 25 M, and M, are identicalwith()M and M, are identical with (The oh M and M4 are identical with = ·The other transistor parameters are: indox-: 0.1 m1A/V2,VTN-0.5 V, γ-0 (body effect coefficient) and λ 0 (channel length modulation...
4) Consider the MOSFET differential amplifier shown below, with Io-2 mA, and RL- 10 kS2, Rss-100 ...
4) Consider the MOSFET differential amplifier shown below, with Io-2 mA, and RL- 10 kS2, Rss-100 k2, VDD- +8V and Vss--8V. The NMOS transistors in the circuit are nominally identical, with kn 2 mA/V2, VTn 1.0 V and ro 100 k2. The PMoS transistors in the circuit are nominally identical, with kp 2 mA/V2, [VTpl 1.0 V and ro 100 kΩ M3 M4 0 M1 M2 a) First consider the DC bias point. Assuming that the current mirror requires at...
Determine the output voltage vo and the current labelled i0 in the circuit in Figure 1
Determine the output voltage vo and the current labelled i0 in the circuit in Figure 1Determine the output voltage vo and the current labelled i0 in the circuit in Figure 1
2. For the amplifiers below, not all the bias details are shown. For the circuit on the left, what is the small signal...
2. For the amplifiers below, not all the bias details are shown. For the circuit on the left, what is the small signal resistance looking into the a. source of M2 (Ri2)? b. Using part a, Find the voltage gain at the drain of Mi, and the total gain at the output. For the circuit on the right, known as a cascode amplifier, find the voltage gain. c. Express your answers in terms of the transistors gm, and RD. Assume...
Problem #1 (3 pts) Assuming that all transistors are saturated and operating in subthreshold. Assume identical...
Problem #1 (3 pts) Assuming that all transistors are saturated and operating in subthreshold. Assume identical transistors. IB a) b) c) If V1-V2, what is 11, 12, and Vx? Draw the small signal equivalent circuit. If (in DC) V1 -V2, what is the small signal transconductance V2 is the input. Use the low-frequency small signal model with no capacitors and no Early effect. Include Vx M1 M3 M2 12 M4 0 . Assume that V1 is fixed and the body...
For the MOSFET circuit, . Given for M1 and M2, and for M3. (A/V2) for all...
For the MOSFET circuit,
.
Given
for M1 and M2, and
for M3.
(A/V2) for all transistors.
a) Find the transconductance of all 3 transistors (in terms of
Io) and the small-signal voltage gain of the circuit.
Assume all transistors are in saturation.
b) Find R1 (looking into the source of M1)
and R2 (looking into the source of M2).
8nCor 166 L 1 L 4n Cor = 1 Vpp R1 R2
In the circuit of the figure, the bipolar transistor has a B = 25 and the...
In the circuit of the figure, the bipolar transistor has a B =
25 and the MOSFET has a VTN = 2V as well as a conduction parameter
Kn = 1mA / V ^ 2. Determine the value of the input voltage required
for the output voltage Vo = 15V.
+24V Vztav 1k Vi 2k Tuin Figura 4
part b only (b) If a shunt Resistor RL -0.5kA is added to the circuit as...
part b only
(b) If a shunt Resistor RL -0.5kA is added to the circuit as shown in Figure (b) while keeping all parame- ters unchanged. (30 pts) (1) will tre increase or decrease? Give a short explanation for your choice. (10 pts) Will IRd increase or decrease Explaination (ii) Calculate the new values for Vo and /rd. What is the mode of operation for Q1? (20 pts) 2. (60 pts) Consider the following circuit in Figure (a). Use Vtn-1V...
For the MOSFET circuit, . Given for M1 and M2, and for M3. (A/V2) for all transistors. a) Find the transconductanc...
For the MOSFET circuit,
.
Given
for M1 and M2, and
for M3.
(A/V2) for all transistors.
a) Find the transconductance of all 3 transistors (in terms of
Io) and the small-signal voltage gain of the circuit.
Assume all transistors are in saturation.
b) Find R1 (looking into the source of M1)
and R2 (looking into the source of M2).
8nCor 166 L 1 L 4n Cor = 1 Vpp R1 R2
8nCor
166 L
1 L
4n Cor =...
Part 1/2 Consider the circuit shown in Figure 1, where RD = 1kQ, Vtn-0.9V, μ. Cox...
Part 1/2 Consider the circuit shown in Figure 1, where RD = 1kQ, Vtn-0.9V, μ. Cox (W/L) = 1.5 mA/V and 2 0. Perform DC analysis to compute the voltages Vi and V2. -2.5V Figure 1 Part 2/2 Compute the small-signal voltage gain voVsi. Hints to the solution 1. Redraw the circuit in the AC small-signal domain as shown below, Roy 2. Find the small-signal equivalent Thevenin resistance seen between the source of M2 and the ground node, Re, indicated...
3. In the circuit shown below, the differential pair (Mand M2) is biased with a current miror that consists of M3, M and Rref. The circuit parameters are: VDD-3 V, Rre/-15 ka, RD = 20 ka, and RL-40 kn. The transistors 25 M, and M, are identicalwith()M and M, are identical with (The oh M and M4 are identical with = ·The other transistor parameters are: indox-: 0.1 m1A/V2,VTN-0.5 V, γ-0 (body effect coefficient) and λ 0 (channel length modulation...
4) Consider the MOSFET differential amplifier shown below, with Io-2 mA, and RL- 10 kS2, Rss-100 k2, VDD- +8V and Vss--8V. The NMOS transistors in the circuit are nominally identical, with kn 2 mA/V2, VTn 1.0 V and ro 100 k2. The PMoS transistors in the circuit are nominally identical, with kp 2 mA/V2, [VTpl 1.0 V and ro 100 kΩ M3 M4 0 M1 M2 a) First consider the DC bias point. Assuming that the current mirror requires at...
2. For the amplifiers below, not all the bias details are shown. For the circuit on the left, what is the small signal resistance looking into the a. source of M2 (Ri2)? b. Using part a, Find the voltage gain at the drain of Mi, and the total gain at the output. For the circuit on the right, known as a cascode amplifier, find the voltage gain. c. Express your answers in terms of the transistors gm, and RD. Assume...
Problem #1 (3 pts) Assuming that all transistors are saturated and operating in subthreshold. Assume identical transistors. IB a) b) c) If V1-V2, what is 11, 12, and Vx? Draw the small signal equivalent circuit. If (in DC) V1 -V2, what is the small signal transconductance V2 is the input. Use the low-frequency small signal model with no capacitors and no Early effect. Include Vx M1 M3 M2 12 M4 0 . Assume that V1 is fixed and the body...
For the MOSFET circuit,
.
Given
for M1 and M2, and
for M3.
(A/V2) for all transistors.
a) Find the transconductance of all 3 transistors (in terms of
Io) and the small-signal voltage gain of the circuit.
Assume all transistors are in saturation.
b) Find R1 (looking into the source of M1)
and R2 (looking into the source of M2).
8nCor 166 L 1 L 4n Cor = 1 Vpp R1 R2
In the circuit of the figure, the bipolar transistor has a B =
25 and the MOSFET has a VTN = 2V as well as a conduction parameter
Kn = 1mA / V ^ 2. Determine the value of the input voltage required
for the output voltage Vo = 15V.
+24V Vztav 1k Vi 2k Tuin Figura 4
part b only
(b) If a shunt Resistor RL -0.5kA is added to the circuit as shown in Figure (b) while keeping all parame- ters unchanged. (30 pts) (1) will tre increase or decrease? Give a short explanation for your choice. (10 pts) Will IRd increase or decrease Explaination (ii) Calculate the new values for Vo and /rd. What is the mode of operation for Q1? (20 pts) 2. (60 pts) Consider the following circuit in Figure (a). Use Vtn-1V...
For the MOSFET circuit,
.
Given
for M1 and M2, and
for M3.
(A/V2) for all transistors.
a) Find the transconductance of all 3 transistors (in terms of
Io) and the small-signal voltage gain of the circuit.
Assume all transistors are in saturation.
b) Find R1 (looking into the source of M1)
and R2 (looking into the source of M2).
8nCor 166 L 1 L 4n Cor = 1 Vpp R1 R2
8nCor
166 L
1 L
4n Cor =...
Part 1/2 Consider the circuit shown in Figure 1, where RD = 1kQ, Vtn-0.9V, μ. Cox (W/L) = 1.5 mA/V and 2 0. Perform DC analysis to compute the voltages Vi and V2. -2.5V Figure 1 Part 2/2 Compute the small-signal voltage gain voVsi. Hints to the solution 1. Redraw the circuit in the AC small-signal domain as shown below, Roy 2. Find the small-signal equivalent Thevenin resistance seen between the source of M2 and the ground node, Re, indicated...
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