PowerPoint of Figures and Tables

Principles and Applications ofElectrical EngineeringFifth Edition

Chapter 8 Operational Amplifiers

Figure 8.2, 8.3

8-1

A voltage amplifierFigure 8.2

Simple voltage amplifier modelFigure 8.3

Please see pages 410~412Eq. 8.1~ 8.8

Figure 8.4

8-2

Operational amplifier model symbols, and circuit diagramFigure 8.4

Figure 8.5

8-3

Inverting amplifierFigure 8.5

(1) Please see page 414Eq. 8.11~ 8.19

(2) Also, please see page 415Eq. 8.22~ 8.23 for LO2

Figure 8.7

8-4

Summing amplifierFigure 8.7

Please see text &page 418Eq. 8.24~ 8.28

Figure

8.8, 8.9

8-5

Noninverting amplifierFigure 8.8

Voltage followerFigure 8.9

(1) Please see page 419Eq. 8.29~ 8.36

(2) Also, please see page 420Eq. 8.37 for LO2

Figure 8.10

8-6

Differential amplifierFigure 8.10

Please see page 421Eq. 8.38~ 8.42

(Ch. 6, p. 317)

Figure 8.14, 8.15

8-7

Instrumentation amplifierFigure 8.14

Input (a) and output (b) stages of Instrumentation amplifier

Figure 8.15

08_18a.jpg

08_18b.jpg

08_18c.jpg

08_18d.jpg

08_18e.jpg

Please see page 434 on the Top

Please see next page first

Figure 8.20

8-8

Op-amp circuits employing complex impedancesFigure 8.20

Figure 8.21, 8.23

8-9

Active low-pass filterFigure 8.21

Normalized response of active low-pass filterFigure 8.23

Please see next page forEq. 8.47~ 8.50

Figure 8.24, 8.25

8-10

Active high-pass filterFigure 8.24

Normalized response of active high-pass filterFigure 8.25

Please see pages 438~439Eq. 8.54~ 8.56

Figure 8.26, 8.27

8-11

Active bandpass filterFigure 8.26

Normalized amplitude response of active bandpass filterFigure 8.27

Please see pages 439~440Eq. 8.58~ 8.60

Zs(jw)

Figure 8.30

8-12

Op-amp integratorFigure 8.30

(1) Please see page 443Eq. 8.63~ 8.67

(2) Please see page 443Example 8.7

08_34a-b.jpgExample 8.8 Proportional=Integral Control with Op-Amps

08_34c.jpgR1 but not R2

08_34d.jpg

08_34e.jpg

Figure 8.35

8-13

Op-amp differentiatorFigure 8.35

Please see page 449Eq. 8.68~ 8.70

9

Figure 8.36

8-14

Elements of the analog computerFigure 8.36

-

9

Figure 8.38, 8.39

8-15

Solution by repeated integration

Analog computer simulation of suspension systemFigure 8.39

Figure 8.38

Scaling Voltage, Please see Eq. (8.80) on page 452

9

10

-

11

12

-0.15sin(10t)

Figure 8.45, 8.46

8-17

Open-loop gain of practical op-ampFigure 8.45

Figure 8.46

13

14

15

16

Figure 8.52, 8.53

8-19

Slew rate limit in op-amps

The maximum slope of a sinusoidal signal varies with the signal frequencyFigure 8.53

Figure 8.52

Figure 8.55, 8.56

8-20

Figure 8.55 Distortion introduced by short-circuit current limit

Figure 8.56