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Operational Amplifier�(Op-Amp)

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References & Circuit Simulator

Can be downloaded from;

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  1. http://elearning.utm.my/22232/
  2. https://people.utm.my/rasli1/

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Circuit simulator: Multisim

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Observation

  • [2]p607-p663
  • [5]p835-p849
  • [9]p5-1 to p5-44

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Op-Amp

Specification

DC and Transient Parameters

Basic Circuits

Input-Output Mode

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Input-Output Mode

Single-Ended

Double-Ended

Common

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Basic Circuit

Inverting

Noninverting

Follower

Summing

Integrator

Differentiator

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DC Parameters

Input Offset Voltage (VIO)

Input Offset Current (IIO)

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Frequency Parameters

Maximum Signal Frequency

Slew Rate (SR)

Gain

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Op-Amp Specification

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Problems/Examples

Look at given problems;

-[2]p611, example 10.1

-[2]p616, example 10.3

-[5]p843, example 1

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Some Important Points on�Input-Output Mode

  • Characteristic of….

- Single ended amplifier

- Double-ended amplifier

- Common-mode amplifier

  • Implementation of….

- Single ended amplifier

- Double-ended amplifier

- Common-mode amplifier

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Problems/Examples

Look at given problems;

*[9]p5-3, example 5.1

*[9]p5-6, example 5.3

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Some Important Points on�Op-Amp Basic Circuit

  • Characteristic of…..

-Inverting

-Noninverting

-Unity Follower

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  • Implementation of…..

-Inverting

-Noninverting

-Unity Follower

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Problems/Examples

Look at given problems;

*[9]p5-17, example 5.9

*[9]p5-32, example 5.17

*[9]p5-36, example 5.19

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Some Important Points on�Op-Amp Basic Circuit

  • Characteristic of….

-Summing

-Integrator

-Differentiator

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  • Implementation of ….

-Summing

-Integrator

-Differentiator

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Problems/Examples

Look at given problems;

*[2]p630, example 10.9

*[2]p631, example 10.11

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Some Important Points on�DC Parameters

  • Performance of Op-Amp could be seen on…
  • Input Offset Voltage VIO
  • Input Offset Current IIO

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Problems/Examples

Look at given problems;

*[2]p632, example 10.12

*[2]p633, example 10.13

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Some Important Points on�Frequency Parameters

  • Performance of Op-Amp could be seen on…
  • Gain - Bandwith
  • Slew Rate (SR)
  • Maximum Signal Frequency

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Some Important Points on�Op-Amp Specification

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Multisim Simulation 1

The figure shows a performance of Op-Amp by drawing a curve of +Vcc versus gain (dB). By using related op-amp circuit, then do the simulation (Multisim) and typical calculation to proof the curve.

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Quiz 6

By referring to [2]p648, problem 3 and problem 4, present the answers.

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The End�Thanks