Applications of Op-amp

UNIT - III

Chapter – 3

Applications of Op-amp

Syllabus

Instrumentation amplifier and its applications for transducer Bridge, Log and Antilog Amplifiers- Analog multiplier & Divider, first and second order active filters, comparators, multivibrators, -waveform generators, clippers, clampers, peak detector, S/H circuit, D/A converter (R- 2R ladder and weighted resistor types), A/D converters using opamps.

Contents

3.1 Instrumentation Amplifiers         ….. May-03,05,08,11,13,15,16,17, ….. Dec.-03,04,06,08,09,10,11,   Marks 16

3.2 Basic Logarithmic Amplifier …. May-08,14, Dec.-08,14,16      Marks 8

3.3 Antilog Amplifier ….. Dec.-14,16        …. Marks 5

3.4 Active Filters …..  Dec.-06, 12, ….  Marks 2

3.5 Important Remarks and Observations about Filters        

3.6 First Order Low Pass Butterworth Filter.... April-10, May-06,13,16, …. Dec.-04,10,     ….. Marks 8

3.7 Second Order Low Pass Butterworth Filter ….. April-02, May-06, 07, 09, 11, 17, ….. Dec.-03,11,15,17  ….. Marks 10

3.8 First Order High Pass Butterworth Filter               

3.9 Second Order High Pass Butterworth Filter ….. Dec.-07, May-15      ….. Marks 10

3.10 Introduction to Bandpass Filters        ….. Dec.-10, May-05, 07, …..  Marks 8

3.11 Band Elimination Filter           

3.12 Op-amp as a Comparator ….. May-07, Dec.-07,  … Marks 16

3.13 Types of Multivibrators           

3.14 Monostable Multivibrator using Op-amp ....         . Dec.-07,09, …. Marks 8

3.15 Astable Multivibrator using Op-amp ….. Dec.-02, 05, May-06, ….. Marks 8

3.16 Sine Wave Generators (Oscillators)

3.17 Phase Shift Oscillator …. May-03,05,12, Nov.-04, …. Dec.-04,05,09,12, 14, Marks 16

3.18 Wien Bridge Oscillator …. May-04, 18,      Marks 8

3.19 Comparison of RC Phase Shift and Wien Bridge Oscillators

3.20 Triangular Wave Generator …. May-04,06,09,10,11,17,18 Dec.-03,05, Marks 16

3.21 Clipper Circuits …. April-10, Dec.-15, May-17- ….  Marks 8

3.22 Clamper Circuits …. Dec 09, 11, May 17 …. Marks 8

3.23 Active Peak Detectors …. Dec., 08 May -14 May -17 Marks 8

3.24 Sample and Hold Circuits …. Dec. -06,07,09,11,15 ….. Marks 8

3.25 D/A Converters  ….. May 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13, 15,17 …. Marks 16

3.26 A/D Converters  ….. May 03, 04, 05, 06, 07, 08, 09, 10,11, 12, 16, 18, …. Dec 03, 04, 05, 06, 07, 08, 09, 10, 11, 11, 14, 16 …. Marks 8

3.27 Precision Rectifiers ….. May 04, 11, Dec 05, 06, 07, 09

3.28 Schmitt Trigger using Op-amp ….. May-16,         Marks 8

3.29 Two Marks Questions with Answers

3.30 University Questions with Answers (Long Answered Questions)