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

Commercial losses in electrical systems, Commercial Losses in Electrical Sy...

Commercial Losses in Electrical Systems Commercial losses are caused by pilferage, theft, defective meters, and errors in meter reading and in estimating un-metered supply of

Explain thermal noise, Thermal noise This is the most significant noise...

Thermal noise This is the most significant noise in an ampli?er. It is produced by random movements of electrons in the resistors. This is caused by the ?uctuations in the volt

Switching characteristics - power semiconductor devices, Switching charact...

Switching characteristics When  a positive signal  is applied GTO starts  conducting before  initiation of  conduction anode  current  is zero  and anode to cathode voltage Va

Draw the re-model for the circuit, Draw the re-model for the circuit given ...

Draw the re-model for the circuit given in figure and calculate: a). The input impedance (β=100), b). The output impedance (r0 = 50 kΩ) and c). The mid-band collector-base

Draw the equivalent circuits referred to the high-voltage, A single-phase, ...

A single-phase, 50-kVA, 2400:240-V, 60-Hz distribution transformer has the following parameters: Resistance of the 2400-V winding R1 = 0.75 Resistance of the 240-V winding R2

Extended industry standard architecture, How is EISA bus different from ISA...

How is EISA bus different from ISA bus? The Extended Industry Standard Architecture (EISA): it is a 32 bit modification to the ISA bus. Since computers became larger and had wi

What is the significance of negative voltage, Q. What is the significance o...

Q. What is the significance of giving a negative voltage to the gate higher than that of the source?  This is done to reach the saturation at a lower of level of V DS .  The re

Case 2 a>b - program description, Case 2 ( A>B) Suppose XX = 05H ( stor...

Case 2 ( A>B) Suppose XX = 05H ( stored  in A ) And  YY = 02H ( stored  in B). Then carry  flag will  reset by CMP instruction, since  A> B in this  case JNC  will transfer the

Verniercallipars, what is a verniercallipar?what is its uses in labs?why it...

what is a verniercallipar?what is its uses in labs?why it is using o meassure he diameer and volume of cylendars?what is its least count?what is zero error?

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