13-1 mcgraw-hill copyright © 2001 by the mcgraw-hill companies, inc. all rights reserved. chapter...

14
McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. 13-1 Chapter Thirteen Operational Amplifier Circuits

Upload: jesse-summers

Post on 04-Jan-2016

219 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-1

Chapter Thirteen

Operational Amplifier Circuits

Page 2: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-2Figure 13.2A simple bipolar operational amplifier

Page 3: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-3Figure 13.3Equivalent circuit, 741 op-amp

Page 4: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-4Figure 13.5Bias circuit and input stage portion of 741 op-amp circuit

Page 5: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-5Figure 13.7 Reference circuit and gain stage, 741 op-amp

Page 6: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-6Figure 13.8Basic output stage, 741 op-amp, showing currents and voltages

Page 7: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-7Figure 13.9Output stage, 741 op-amp with short-circuit protection devices

Page 8: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-8Figure 13.14MC14573 CMOS op-amp equivalent circuit

Page 9: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-9Figure 13.15(a) Classical cascode stage; (b) folded-cascode stage

Page 10: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-10Figure 13.16CMOS folded cascode amplifier

Page 11: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-11Figure 13.17 CMOS current-mirror op-amp

Page 12: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-12Figure 13.19BICMOS folded cascode amplifier

Page 13: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-13Figure 13.20 CA3140 BICMOS op-amp equivalent circuit

Page 14: 13-1 McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved. Chapter Thirteen Operational Amplifier Circuits

McGraw-Hill Copyright © 2001 by the McGraw-Hill Companies, Inc. All rights reserved.

13-14Figure 13.21Bias circuit, CA3140 BICMOS op-amp