Problem 3. Series RLC circuit The figure below shows a series RLC circuit with the output measured across the capacitor. The diagram includes two probes (V in a circle pointing to a wire). The left probe measures the input and the right probe measures the output voltage. Both are referenced to ground. a) Use impedances to derive the complex gain formula for this circuit, Vc(jw)/ VIN(jw). b) What general type of filter (high pass, low pass, etc.) is this filter circuit? c) Assume that R = 5.1 km, L = 68 mH, and C = 33 μF. At what frequency does G(jw) become completely imaginary? R ww Circuit for Problem 2 C

A single-phase full-wave converter in the figure below is supplied with a 120-V, 60-Hz source. The load is highly inductive and the load current is continuous and free of ripples. The electromotive force is neglected (E 0) and the resistance has a value of R = 10 Q. The delay angle is equal to 31.8°. The average output current is 9.18A and the nth harmonic component is expressed as below. The harmonic factor (known as THD) would be equal to: R 2. vZ.1. Ir = Vo n. T +Yi, = I, E Select one: O a. 58.3% Ob. 48.3% O C. 78.3% Od. 68.3%

For a Step-down chopper, design the circuit with 200ohm effective input resistance and 10ohm output resistance? Calculate the duty cycle and efficiency. Assume the input voltage accordingly.

Consider the circuit of Figure 1, with a periodic square signal voltage source at a frequency f = 500 [Hz], consider R = 1600 [22]. Solve the circuit and plot on graph paper (minimum 10 values between 0 and 2 milliseconds) the total current response, taking into account the source Vin = 24 [Vp]. Note: identify in the graph maximum and minimum points of the total current response. Vin CH1 L m 160 mH, 4 Q CH2 REF Figure 1. Series RL circuit. Note: to do by differential equations and not to use laplace

a. b. C. There is a dc-dc converter that provides isolation between input and output current. Identify the converter type and describe the operation. Draw the equivalent circuit to support the explanation. Assume the converter operates in continuous-current mode. Explain why a switched -mode dc-dc converter is better that a linear regulator. As an electrical engineer, you are required to design a chopper circuit with an output voltage of 10 V from a 30 V input with switching frequency of 50 kHz. The circuit is operated in continuous current, and output ripple voltage is less than 0.8% with resistance load of 30 Q. Assume the inductor value is 50 % larger than Lmin and assume ideal components for this design. Identify the chopper type and construct the circuit with IGBT as the power switching.

The opamp in Figure Q3a has a gain bandwidth of 2.5 MHz. What bandwidth does the circuit have? R 18 kQ R 2.2 ko Figure Q3a

6. An AC precision integrator is desired for a particular application to perform the operation: Vo'(t) = -1200 Vi(t) dt The primes indicate the ac portions of the respective functions. The lowest frequency other than a possible de component of the input signal is estimated to be 1.5 kHz. Determine a suitable design. 7. A low frequency differentiator is desired for a particular application n to perform the operation Vo(t) = -0.002 dvi(t)/ dt Based on a periodic signal with a frequency of 1 kHz, determine a suitable design. 8. Design an astable 555 timer circuit to produce 1kHz square wave, where TH = 0.35 ms and T₁ = 0.65 ms. Select C = 0.01 UE, Determine R₁ and Ra. 9. Design a monostable 555 timer circuit to produce an output pulse 5 ms wide. 10. Using op amps with Xsat = +/- 13 V, design a square/ triangular wave function generator circuit to generate 2 kHz triangular wave with a peak-to-peak voltage of 12 V. 11. Design a non inverting Schmitt trigger circuit with VT to be adjustable…

100 W at 60 V from a Specify the 2 percent. size. Design a buck-boost converter to supply a load of 30 V source. The output ripple must be no more than duty ratio, switching frequency, inductor size, and capacitor

For a given opamp circuit, the value of CMRR is 40 dB. If the differential gain is Ad=105, then what will be the value of the common mode gain Ac?

1- Mention any bwc advantages of integrated Circut. 2- For the circuit given below Vnis a sine wave Vinpp 11 Vand Vref-12V, Assume Vsat 1zv Name the circuit and drew the input and output waveforms. Vo Vin Vref 3- Explain why open-oop op-amp configurztions are not ues in linear applications Draw the biock diagram of opemp and define the funcion of each biock