Operational Amplifiers and Linear ICs
Semester : IV
Course Code : 18EE46
CIE Marks : 40 SEE Marks : 60
OPERATIONAL AMPLIFIERS AND LINEAR ICs
Operational Amplifiers: Introduction, Block diagram representation of a typical Op-amp, schematic symbol, characteristics of an Op-amp, ideal op-amp, equivalent circuit, ideal voltage transfer curve, open-loop configuration, differential amplifier, inverting & non –inverting amplifier, Op-amp with negative feedback(excluding derivations).
General Linear Applications: A.C. amplifier, summing, scaling & averaging amplifier, inverting and non-inverting configuration, Instrumentation amplifier.
Active Filters: First & Second-order high pass & low pass Butterworth filters. Bandpass filters, all-pass filters.
DC Voltage Regulators: voltage regulator basics, voltage follower regulator, adjustable output regulator, LM317 & LM337 Integrated circuits regulators.
Signal Generators: Triangular/rectangular wave generator, phase shift oscillator, sawtooth oscillator.
Comparators & Converters: Basic comparator, a zero-crossing detector, inverting & non-inverting Schmitt trigger circuit, voltage to current converter with grounded load, current to voltage converter and basics of voltage to frequency and frequency to voltage converters
Signal processing circuits: Precision half-wave & full-wave rectifiers
A/D & D/A Converters: Basics, R–2R D/A Converter, Integrated circuit 8-bit D/A, successive approximation ADC, linear ramp ADC
Phase Locked Loop (PLL): Basic PLL, components, performance factors.
Timer: Internal architecture of 555 timer, Monostable multivibrators and applications