Transcription of CHAPTER 1: THE OP AMP
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THE OP AMP CHAPTER 1: THE OP AMP INTRODUCTION SECTION : OP AMP OPERATION INTRODUCTION VOLTAGE FEEDBACK (VFB) MODEL BASIC OPERATION INVERTING AND NONINVERTING CONFIGURATIONS OPEN-LOOP GAIN GAIN BANDWIDTH PRODUCT STABILITY CRITERIA PHASE MARGIN CLOSED-LOOP GAIN SIGNAL GAIN NOISE GAIN LOOP GAIN BODE PLOT CURRENT FEEDBACK (CFB)
The standard symbol for the op amp is given in Figure 1.1. This ignores the power supply terminals, which are obviously required for operation. Figure 1.1: Standard op amp symbol The name “op amp” is the standard abbreviation for operational amplifier. This name comes from the early days of amplifier design, when the op amp was used in analog
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