EC8453 Question Bank Linear Integrated Circuits
EC8453 Question Bank Linear Integrated Circuits Regulation 2017 Anna University free download. Linear Integrated Circuits Question Bank EC8453 pdf free download.
Sample EC8453 Question Bank Linear Integrated Circuits
(i) Derive the functional parameters for an inverting mode negative feedback gain circuit with a 741op-amp in IC inverting mode, with R1=1Kohm, Rf=40Kohm and compute Af, Rif, Rof, BW, offset voltage.
(ii) Discuss briefly on the differential mode Instrumentation amplifier. EC8453 Question Bank Linear Integrated Circuits
Examine the working principle of BJT differential amplifier with active load.
(i) Compose the concept of Widlar current source used in op-amp circuit with suitable circuit diagram and necessary equations.
(ii) Justify the preference of active load over passive load.
Write note about LF155 JFET input operational amplifier and TL082 wide bandwidth dual JFET input operational amplifier with necessary diagram. EC8453 Question Bank Linear Integrated Circuits
State and explain about CMRR, Ad, Ac and suggest a method to improve CMRR.
Derive the transfer characteristics of dual input differential amplifier showing the linear and limiting regions. Comment on the same.
(i) A square wave peak-to-peak amplitude of 50mV has to be amplified to a peak-to-peak amplitude of 3V, with rise time of 4 μs or less. Can IC741 be used?
(ii) A IC741 Op-Amp whose slew rate is 0.5V/μs is used as an inverting amplifier with a gain of 50.The voltage gain Vs frequency curve of IC741 is flat up to 20 kHz. What maximum peak to peak input signal can be applied without distorting the output? EC8453 Question Bank Linear Integrated Circuits
Explain in detail the A.C analysis of dual input, balanced output differential amplifier or derive the expression for differential gain, common mode gain, CMRR, RI and RO of an emitter coupled differential amplifier.
Illustrate each direct current characteristics of operational amplifier with necessary equations and diagrams.
|Subject name||Linear Integrated Circuits|
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