01 1- Determine the output voltage waveform for the Schmitt trigger shown in relation to a 1 kHz sine wave with peak values of ;10 V. +11.2 V Rbias 40 k Vin OTA -Vout - 11.2 V 10 a
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- If the no-load output voltage of a regulator is 24.8V and the full-load output is 23.9V, what is the load regulation expressed as a percentage?1. For the Schmitt trigger of Figure 2, the parameters are: Vref = 2 V, Vs = 10 V, R1 = 1 kΩ and R2 = 10 kΩ. Determine Vsym, VTH1, and VTH2. 2.Sketch the output voltage against time diagram for the values given in Q4 in the following cases: a) Vin is a sine wave with peak-to-peak voltage of 8 V and period of 5 ms. b) Vin is a sine wave with peak-to-peak voltage of 4 V and period of 5 ms.Q.2/ Find the value of R2 in figure below so that the circuit will oscillate. Q.3/ For the circuit shown below, find Rf if rds for the JFET is 350 ohms when oscillation is stable. Q.4/ Find Rf and fr: Q.5/ How to change the frequency of oscillation of the following circuit to 10kHz? Q.6/ Modify the sawtooth generator in figure below so that its peak-to-peak output is 4V. Is it aVCO? Q.7/ To what value must Cext be changed in figure below to achieve a frequency of 25kHz?What is the benefit of C1? Can be neglected? Q.8/ What is the crystal oscillator? Explain its principle of operation. Explain how to connect a crystal with frequency of 10MHz to a microcontroller?
- Describe Schmitt Trigger as one of an OTA applications the subject : Analogue Electronics II please wright clear and explean.Design a phase shift oscillator to operate at F0 = 800Hz. Select the capacitors to be 10nF. What will be the value of the resistors (assume they are all equal)? Use standard E24 values___k Ω 2.What is the Feedback resistor? Use standard E24 values___k ΩDraw and explain in own words the circuit diagram for improved seriest voltage regulator
- Problem: If the no-load output voltage of a regulator is 15.5 V and the full-load output is 14.9 V, what is the percent load regulation?write short note Briefly explanation a) impulse current generator , generation of switching surges , generation of high frequency high voltageof a Flyback converter with Circuit parameters given below.Circuit Parameters;Input Voltage Vs= 48 VN1/N2=3Lm=500 μHR=5ΩC=200 μFSwitching frequency f=40 kHzOutput Voltage Vo=10 Va) Duty Cycleb) In terms of magnetization inductor (Lm); mean, maximum andtheir minimum values;c) Find the output voltage fluctuation. (All components are ideal.assume.)
- a) Demonstrate input and output waveform of single phase Cyclo-converter such that output frequency is 1/3 of input supply frequency with circuit diagram. b) Perform the calculation to analyze (i) output RMS voltage and (ii) input power factor of single-phase AC voltage controller as shown in the following figure. Suppose converter has a resistive load of R=‘A’ Ohm and the input voltage is Vs=220, 50Hz with a delay angle of π/3. A= 4Using the circuit shown in figure 1 below, design a Wien-bridge circuit to oscillate at a frequency of 100 kHz.A circuit diagram of the Wein bridge oscillator is shown in figure 6. Derive thenecessary conditions for oscillation in this circuit if C1C2= a, R1R2=1b