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Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.1 An op-amp schematic:

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Presentation on theme: "Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.1 An op-amp schematic:"— Presentation transcript:

1 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.1 An op-amp schematic: (a) diagram, and (b) the dc power supply.

2 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.2 Op-amp models: (a) the external terminal definition, and (b) the internal model.

3 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.3 The op-amp input–output relation assuming infinite input resistance and zero output resistance.

4 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.4 The ideal op amp and its virtual short-circuit properties.

5 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.5 An inverting op-amp amplifier: (a) the circuit diagram, and (b) with the op amp model inserted.

6 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.6 Properties of the inverting op-amp amplifier using the virtual short-circuit conditions.

7 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.7 Illustration of the saturation of the output voltage.

8 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.8 Example 4.1.

9 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure E4.1 Exercise Problem 4.1.

10 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.9 The noninverting op-amp amplifier.

11 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.10 Example 4.2.

12 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.11 The op amp difference amplifier.

13 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.12 An instrumentation-quality op-amp difference amplifier.

14 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.13 The op-amp summer.

15 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.14 Example 4.14.

16 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure E4.4 Exercise Problem 4.4.

17 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.15 The op-amp buffer.

18 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.16 The op-amp comparator.

19 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure E4.6 Exercise Problem 4.6.

20 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.17 Illustration of the use of an op-amp signal conditioner with a transducer.

21 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.18 An op-amp strain-gauge signal conditioner.

22 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.19 A photocell instrumentation circuit.

23 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure 4.20 Use of the op amp in SPICE or PSPICE: (a) node labeling of the op amp, (b) node labeling of the op-amp photocell instrumentation circuit, and (c) the PSPICE results for the output voltage.

24 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure P4.1-5

25 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure P4.1-6

26 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure P4.2-3

27 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure P4.2-4

28 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure P4.2-5

29 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure P4.2-6

30 Fundamentals of Electric Circuit Analysis, by Clayton Paul Copyright 2000 © John Wiley & Sons. Inc. All rights reserved. Figure P4.2-7

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