



For a dual input balanced output differential amplifier configuration as shown in figure 1, determine the following by assuming that both transistors Q1 and Q2 are identical. a. Operating point values, ???? ??? ???, (6 Marks) b. Differentia
Consider the circuit shown in Figure 1. Transistors Q1 and Q2
are identical and can be
describe with the following parameters: IS = 5
×10−16 A, β = 100 and VA = 5 V.
1. when Vin = 1,5V
ICQ1=ICQ2.
2. Write an equation for currents IC1 and
IC2 in terms of the voltages
Vin(VBQ1) and
VBQ2. For it
you can omit the Early effect and assume IE ≈
IC. Solve the equations to find so
Analyze the value of...
Question I : Consider the amplifier circuit shown below (p-150 for both transistors) (18 marks) +12V R4 1k8 R1 15k Q1 2N3904 C2+ 10μ R2 6V 4k7 2mA Out Q2 2N3904 C1 R3 10k R5 1k8 In 10H (i) Perform DC analysis and prove that the indicated voltages and currents in the figure are correctly calculated. Find the operating point of Q1 and Q2 (5 marks) (ii) Calculate the gain of this amplifier (5 marks) (iii) In the lab, only...
Please answer clearly
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)...
Question 7 (3 marks) For the cascade counter shown in Figure 1, the input is a periodic pulse waveform with a frequency of 240 kHz. Determine the frequency of the waveform at each point indicated by a circled number. (1) | CTR DIV 12 CTR DIV 16 input- CTR DIV 8 Figure 1
Question 7 (3 marks) For the cascade counter shown in Figure 1, the input is a periodic pulse waveform with a frequency of 240 kHz. Determine the...
10 Q.1 Figure Q1 shows a speed control system where Gi(s) 0.5s 1' and K(s)kp K(s) G,(s) Figure Q1: Speed Control System a) Determine the transfer function from d to y (4 marks) (b) Assuming the reference is zero, what is the steady-state error (e-r - y), in this case, you want yss since r 0) due to an unit step disturbance in d? What must the value of k be in order to make the steady-state error less than...
4. Consider the Darlington circuit shown. 12V R1 4.3ΜΩ C1 Bo-9000 QVBED-1.4V Q2 C2 4302 a) Find the DC values of Ici, Ic2, Vcei, VcE2, P1, and P2. b) Determine the input impedance, output impedance, and no-load voltage gain for this circuit.
4. Consider the Darlington circuit shown. 12V R1 4.3ΜΩ C1 Bo-9000 QVBED-1.4V Q2 C2 4302 a) Find the DC values of Ici, Ic2, Vcei, VcE2, P1, and P2. b) Determine the input impedance, output impedance, and no-load voltage...
For the 555 timer (square wave generator) shown in figure 6, assuming the values Vec . 5 v, C-0.1 μF, C'-0.01 μF, Ra 4.7 ko, Rb-10 ΚΩ, answer the following a8). a. Plot the output waveform at pin3 b. Find the frequency of the output signal c. Plot the waveform at pin6 d. Find the duty Cycle. 8 4 Figure 6 Page 5
For the 555 timer (square wave generator) shown in figure 6, assuming the values Vec . 5...