Explain current-to-current amplifier, Electrical Engineering

Assignment Help:

Q. Explain Current-to-Current Amplifier ?

The circuit given in Figure is to amplify a current fed to the input of the op amp. Applying KCL at Y,

1782_Current-to-Current Amplifier.png

i1 + iS = io

Since i1 = - vY /R1, Equation becomes

iS - vYR1 = io

Because X is a virtual ground, vY =-iSRf . Hence Equation becomes

The current gain is then given by

1622_Current-to-Current Amplifier1.png

1026_Current-to-Current Amplifier2.png


Related Discussions:- Explain current-to-current amplifier

Transformers, A 440v 4-pole dc generator takes an armature current of 50A w...

A 440v 4-pole dc generator takes an armature current of 50A when rotating at 626 rpm. the armature circuit resistance is 0.25 ohms. determine the generated emf?

Determine the disadvantages of GPS system, Determine the disadvantages of G...

Determine the disadvantages of GPS system -  Maps not up to date hence instructed to carry out an incorrect manoeuvre (for example turn into a road that no longer exists) -

Find the expression for the no-load speeds, Q For a three-phase, fully cont...

Q For a three-phase, fully controlled, recti?er-fed, separately excited dc motor, corresponding to ideal no-load operation, find the expression for the no-load speeds. Comment on w

Shocly equation, I need to prove of shockly diode equation

I need to prove of shockly diode equation

Advantages of a.c generator - the alternator, 1) only one pair of slip ring...

1) only one pair of slip rings are required (to energise the rotating field coil) regardless of the number of phases produced by the alternator (three phases is common because of t

What is microprocessor, What is Microprocessor? Give the power supply & clo...

What is Microprocessor? Give the power supply & clock frequency of 8085. A microprocessor is a multipurpose, programmable logic device that reads binary instructions from a sto

Cross section of nmos with channel formed: on state, Cross Section of NMOS ...

Cross Section of NMOS with Channel Formed: ON state A metal-oxide-semiconductor field-effect transistor (MOSFET) is based upon the modulation of charge concentration through a

Covalent bonding, Covalent Bonding Exhibited through the diamond la...

Covalent Bonding Exhibited through the diamond lattice semiconductors. Each atom enclosed by four nearest neighbors, each comprising four electrons in the outermost orbi

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd