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Transcript 
CHAPTER 2
Operational Amplifiers
Figure 2.1 Circuit symbol for the op amp.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.2 The op amp shown connected to dc power supplies.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.3 Equivalent circuit of the ideal op amp.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.5 The inverting closed-loop configuration.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure E2.6
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.10 A weighted summer.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.12 The noninverting configuration.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Difference Amplifier
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.17 Application of superposition to the analysis of the circuit of Fig. 2.16.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Integrator
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
The Miller Integrator
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Differentiator
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.28 Circuit model for an op amp with input offset voltage VOS.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.29 Evaluating the output dc offset voltage due to VOS in a closed-loop amplifier.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.33 Analysis of the closed-loop amplifier, taking into account the input bias currents.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.34 Reducing the effect of the input bias currents by introducing a resistor R3.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.39 Open-loop gain of a typical general-purpose internally compensated op amp.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure 2.44 Effect of slew-rate limiting on output sinusoidal waveforms.
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure P2.8
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure P2.16
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
Figure P2.49
Microelectronic Circuits, Sixth Edition
Sedra/Smith
Copyright © 2010 by Oxford University Press, Inc.
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