Operational Amplifier Fundamentals:Basic Op-amp circuit, Op-Amp parameters – Input and output voltage, CMRR and PSRR, offset voltages andcurrents, Input and output impedances, Slew rate and Frequency limitations. OP-Amps as DC Amplifiers – Biasing OP-amps, Direct coupled voltage followers, Non-inverting amplifiers, inverting amplifiers, Summing amplifiers, and Difference amplifiers. Interpretation of OP-amp LM741 & TL081 datasheet. (Text1)
Op-Amps as AC Amplifiers: Capacitor coupled voltage follower, High input impedance – Capacitor coupled voltage follower, Capacitor coupled non inverting amplifiers, High input impedance – Capacitor coupled Non inverting amplifiers, Capacitor coupled inverting amplifiers, setting the upper cut-off frequency, Capacitor coupled difference amplifier. OP-Amp Applications: Voltage sources, currentsources and current sinks, current amplifiers, instrumentation amplifier, precision rectifiers. (Text1)
More Applications : Limiting circuits, Clamping circuits, Peak detectors, Sample and hold circuits, V to I and I to V converters, Differentiating Circuit, Integrator Circuit, Phase shift oscillator, Wein bridge oscillator, Crossing detectors, inverting Schmitt trigger. (Text 1)Log and antilog amplifiers, Multiplier and divider. (Text2)
Active Filters: First order and second order active Low-pass and high pass filters, Bandpass Filter, Bandstop Filter.(Text 1)Voltage Regulators: Introduction, Series Op-amp regulator, IC voltage regulators. 723 general purpose regulators.(Text 2)
Phase locked loop: Basic Principles, Phase detector/comparator, VCO.DAC and ADC convertor: DAC using R-2R, ADC using Successive approximation.Other IC Application: 555 timer, Basic timer circuit, 555 timer used as astable and monostable multivibrator.(Text 2)