Given β=16 for M1 and M2, and that β=1 for M3.
a) Find the gm 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).
Homework Answers
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
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 =...
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 4 (20 pts) IMPORTANT: Assume all transistors are in saturation. a) Find the small-signal DC...
PROBLEM 4 (20 pts) IMPORTANT: Assume all transistors are in saturation. a) Find the small-signal DC gain of the amplifier circuit when the small-signal voltage ViN is applied to the gate of M1. Ignore the body effect for M1 and M2. b) Find the small-signal DC gain of the amplifier circuit when the small-signal voltage Vin is applied to the body of M1. In this case, a DC bias voltage (VB) is applied to the gate of M1. Ignore the...
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...
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...
Problem 1 -Integrated Common Source Amplifier: For the circuit in Fig.1, draw the small signal equivalent...
Problem 1 -Integrated Common Source Amplifier: For the circuit in Fig.1, draw the small signal equivalent circuit and find the following small signal values: gm1 go1 go2 Vout/Vin Rout You can assume that the overdrive voltage for all transistors is 0.2V and A for the NMOS and PMOS are 0.1V1 and 0.05V1 respectively. The drain source current of the transistors M1 and M2 is 20HA. All gate lengths of homework 3.) 0.5um. (The DC analysis for this circuit was done...
Given the circuit below with the following parameters: - M1: Vt,n = 0.48 V, Un Cox...
Given the circuit below with the following parameters: - M1: Vt,n = 0.48 V, Un Cox = 90 UA/V2, W/L = 10 um/4 um, VdD+Vad 1 = 0.01 [1/V] - Supply voltage: Vpp = 3.3 V, vad = 10 mV > R a. Find the value of resistor R so that the bias current is 10uA. (Hint: Channel length modulation should be considered.) Ipi M1 Use the resistor value in (a) for the following calculations: b. What configuration (connection) M1...
Please show step on how to solve this. Problem 4 Assume the current through M1 and Q1, M2 and Q1 is lmA.Voc.bias (1). Please calculate the small-signal resistance r and r2 (2). Please calculate the s...
Please show step on how to solve this.
Problem 4 Assume the current through M1 and Q1, M2 and Q1 is lmA.Voc.bias (1). Please calculate the small-signal resistance r and r2 (2). Please calculate the small-signal gain in both case (a) and VDC,bias M Vout r Vout Vin Vin MI (NMOS) M2 (PMOS) Q1 (NPN) ls = 1 × 10-18[A]. β 100, va = 100[V],
Problem 4 Assume the current through M1 and Q1, M2 and Q1 is lmA.Voc.bias (1)....
1. Problem 1: For the circuit below, where β-100 and VT 25mV a. Find the dc...
1. Problem 1: For the circuit below, where β-100 and VT 25mV a. Find the dc collector current, Ic. b. Find the small signal parameters: gm , Γπ and re- c. Draw the small-signal equivalent circuit by replacing the BJT with its hybrid-t model. d. Draw the small-signal equivalent circuit by replacing the BJT with its T model. e. Use the circuit in c or d to determine the voltage gains (Ao, A.) and overall gain (Gv) 5V 1V Vout...
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
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 =...
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 4 (20 pts) IMPORTANT: Assume all transistors are in saturation. a) Find the small-signal DC gain of the amplifier circuit when the small-signal voltage ViN is applied to the gate of M1. Ignore the body effect for M1 and M2. b) Find the small-signal DC gain of the amplifier circuit when the small-signal voltage Vin is applied to the body of M1. In this case, a DC bias voltage (VB) is applied to the gate of M1. Ignore the...
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...
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...
Problem 1 -Integrated Common Source Amplifier: For the circuit in Fig.1, draw the small signal equivalent circuit and find the following small signal values: gm1 go1 go2 Vout/Vin Rout You can assume that the overdrive voltage for all transistors is 0.2V and A for the NMOS and PMOS are 0.1V1 and 0.05V1 respectively. The drain source current of the transistors M1 and M2 is 20HA. All gate lengths of homework 3.) 0.5um. (The DC analysis for this circuit was done...
Given the circuit below with the following parameters: - M1: Vt,n = 0.48 V, Un Cox = 90 UA/V2, W/L = 10 um/4 um, VdD+Vad 1 = 0.01 [1/V] - Supply voltage: Vpp = 3.3 V, vad = 10 mV > R a. Find the value of resistor R so that the bias current is 10uA. (Hint: Channel length modulation should be considered.) Ipi M1 Use the resistor value in (a) for the following calculations: b. What configuration (connection) M1...
Please show step on how to solve this.
Problem 4 Assume the current through M1 and Q1, M2 and Q1 is lmA.Voc.bias (1). Please calculate the small-signal resistance r and r2 (2). Please calculate the small-signal gain in both case (a) and VDC,bias M Vout r Vout Vin Vin MI (NMOS) M2 (PMOS) Q1 (NPN) ls = 1 × 10-18[A]. β 100, va = 100[V],
Problem 4 Assume the current through M1 and Q1, M2 and Q1 is lmA.Voc.bias (1)....
1. Problem 1: For the circuit below, where β-100 and VT 25mV a. Find the dc collector current, Ic. b. Find the small signal parameters: gm , Γπ and re- c. Draw the small-signal equivalent circuit by replacing the BJT with its hybrid-t model. d. Draw the small-signal equivalent circuit by replacing the BJT with its T model. e. Use the circuit in c or d to determine the voltage gains (Ao, A.) and overall gain (Gv) 5V 1V Vout...
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