August V63/T04051/EE/ 2015

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August

2015 V63/T04051/EE/

Linear Integrated Circuits

Instructions: 1. All questions are compulsory. 2. “Long Answer type Question (LAQ)” is a supply type question of 15 marks which required a typical answer of about 60-80 lines in bout 32-40 minutes. 3. “Sort Answer type Question (SAQ)” is a supply type question of 5 marks which required a typical answer of about 15-20 lines in bout 08-10 minutes. 4. Figures to the right indicate marks allotted to the questions. 5. Assume suitable data if necessary 6. Use a nonprogrammable type of scientific calculator is allowed Q.1 SECTION-A

Draw Equivalent Circuit of an op-amp and explain it.

Marks-80 Time: 3 Hrs

Marks 15

Q.1 Q.2 Q.2 OR

Explain in Brief Basic concept of Frequency compensation op amp.and give its application. Explain Basic Integrator Circuit with Input and Output Voltage.

OR

Draw the circuit of voltage to current converter and show how output current.

Q.3 Q.4

What is non-Inverting Amplifier and draw its Diagram. Write down the advantages of IA. 15 15 15 5 5

Q.5 SECTION-B

Explain Comparators (LM311 and LM339).

Q.5 OR

Draw the neat ideal and practical frequency responses with correct labeling for i) First order LP Butterworth filter ii) Wide band reject filter

Q.6

Explain in Brief Principle of operation of PLL.

Q.6 OR

What is Multiplier? Explain Monostable Multivibrators in Brief.

Q.7 Q.8

Write down the advantages of Schmitt Trigger. Explain Square Wave Oscillator.

Computer Generated Random Question Paper dated: 07-07-2015 14:47:13

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