


1. (a) Express the differential gain (double side) of the amplifier using TR parameters and Rc. (...
The 1 mA. V, ls -VE -15 15 V, in the following differential amplifier circuit, Vcc parameters are given as β, 100, VBE# 0.7 V, pr-25 mV, K.-100 V. transistor Rc-10 kΩ For: RE-150 Ω Rc Rc REE-200 kΩ a) What is the input differential resistance, Rid b) What is the overall voltage gain vV? You c) What is input common mode resistance, d) What is the worst case common mode gain that appear across the two input terminals? (4...
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2. The TR parameters are: Beta= í 80, VBE(on)-0.7V, VA-infinite for V-100V for Q3 and Q4. Vs-infinite for Ql and Q2, (a) Determine R1 and R2 such that II-0.5mA and Ig-140uA (5pts) (b) Determine the common mode input resistance (Spts) (c) For RC-40kohm, determin e the common mode voltage gain (Spts) 410 V Rc ol 0, -10 V
2. The TR parameters are: Beta= í 80, VBE(on)-0.7V, VA-infinite for V-100V for Q3 and Q4. Vs-infinite for Ql and...
For the differential amplifier shown in Figure Q4 PART B, the dc analysis shows that: 11 = 1.94 mA = Ic5; and Ic3 = 1.07 mA Determine the voltage gain of the differential amplifier. State any assumptions made. (13 marks) v+= 12 V SR 62 3= 4k92 Rc = 8 k92 Rc = 8k22 1312k2 R = 103 V029 B = 200 VI Q O V2 You Re = 3.3 k 2 Q4 th Q5 V-=-12 V
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SIM D *8.51 The differential amplifier in Fig. P8.51 utilizes a resistor Rss to establish a 1-mA de bias current. that this amplifier uses a single 5-V supply and thus the de common-mode voltage Vcoy cannot be zero. Transistors and Q2 have k, W/L = 2.5 mA/V2, V, Note 0.7 V, and λ = 0. in (a) Find the required value of VeM ys: (b) Find the value of Rp that...
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age gain Ag = (*e*ia) a) Fig. 1 shows a differential amplifier with I = 1mA, RO = 2k22, VB1 = - VB2, a = 0.99. Q1 and Q2 are matched. 1. Find differential voltage gain Ad = (vc2-V1) Xab where Yab = Xa - Xo = VB1 - VB2 2. Determine differential input resistance Rab 3. What is the common mode gain Ac of this circuit? What is CMRR? bd te t 0 1,...
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...
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Question 2 The amplifier shown in Figure 2 has the following parameters: Kn(W/L)-1 mA/V2, V-1 V Determine a) Voltage gain (Vo/vi) b) Input resistance (R) c) Output resistance (Ro) d) Maximum output voltage swing so as the amplifier stays in saturation mode. Assume VDD-20 V, R1-2.5 ΚΩ, R2-1KQ, R3-0.5 ΚΩ, R4-5 MQ, R5_1ΜΩ. R4 R1 R5 R2 Ro R3
Question 2 The amplifier shown in Figure 2 has the following parameters: Kn(W/L)-1 mA/V2, V-1 V Determine a)...
(60pts)For the differential amplifier below has the data: 1-1.2 (rnA), Vec-VEE-3 (V), VCM--8 (V), Re-2 and β 100, assume that the BJT have vBE 0.7(V) at ic-1 (mA). Fine the voltage at emitters and at the outputs. If valo) 0.4 sin100nt (mv), vod(t)-? Vcc Rc Rc ici İC2 ei 02 İEI İE2
(60pts)For the differential amplifier below has the data: 1-1.2 (rnA), Vec-VEE-3 (V), VCM--8 (V), Re-2 and β 100, assume that the BJT have vBE 0.7(V) at ic-1 (mA)....
For the differential amplifier shown in Figure 6: Assume
well-matched transistors and = 100 for all transistors:
a) Why it is important to use well-matched transistors in
differential amplifier circuits? What is the potential influence of
mismatched transistors on the performance of the differential
amplifier?
b) Determine the resistor values (R1, R2 and R3) such that the
emitter coupled current IE = 0.5 mA and VC1 = 3 V.
c) Draw the ac equivalent circuit for the single ended...
For this differential amplifier determine:
a) The differential gain
b) The CMRR
Given:
MOSFET: K=1mA/V^2, Vth=1V, r0=infinity
BJT: Beta=200, Va=100
10v R3 R4 20k 20K Vo R2 38.6k M1 M2 V2 R6 R5 500K 500K Q2 Q1 -10v ARR. Dado: MOSFET: K= 1MAN?, Vth = 1V, ro= c. BJT: ß = 200, VA = 100.