Handbook of operational amplifier applications – Texas Instruments

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Handbook of operational amplifier applications – Texas Instruments

Mensaje sin leer por Enigma » 13 Mar 2018, 10:27

Handbook of operational amplifier applications – Texas Instruments

The purpose of this handbook is to provide a single source of information covering the proper design of circuits employing the versatile modem operational amplifier. This manual will be helpful to the experienced user of operational amplifiers, as well as the new user, in extending the range of potential applications in which these devices can be used to advantage.

INTRODUCTION
Computation Control Instrumentation
The Feedback Technique
Notation and Terminology
Input Terminals
Output Terminals
Power Connections
Summary of Notation
Electrical Circuit Models
Circuit Notation
The Ideal Operational Amplifier
Defining the Ideal Operational Amplifier
A Summing Point Restraint

CIRCUITS AND ANALYSES USING THE IDEAL OPERATIONAL AMPLIFIER
The Desirability of Feedback
Two Important Feedback Circuits
Voltage Follower
Non-Inverting Amplifier

INVERTING AMPLIFIER
Intuitive Analysis Techniques
Current Output
Reactive Elements
Integrator
Differentiator
Voltage Adder
Scaling Summer
Combining Circuit Functions
Differential Input Amplifier
Balanced Amplifier
Ideal-Real Comparison

CHARACTERISTICS OF PRACTICAL OPERATIONAL AMPLIFIERS
Open Loop Characteristics
Open Loop Operation
Output Limiting

FREQUENCY DEPENDENT PROPERTIES
Introduction
Open Loop Gain and the Bode Plot
Bode Plot Construction
Closed Loop Gain
Stability
Compensation
Compensation Changes
Bandwidth
Loop Gain
The Significance of Loop Gain

BODE PLOTS AND BASIC PRACTICAL CIRCUITRY
Voltage Follower

THE DIFFERENTIAL (BALANCED) OUTPUT AMPLIFIER

DC AMPLIFIERS
Simple Inverting sign changing amplifier
Chopper Stabilized
Simple Gain Control
Linear Gain Control
Simple Non-Inverting
Power Booster
Differential Output
Gain Control
Inverting Gain Control

DIFFERENTIAL AMPLIFIERS
Subtractor
Difference Amplifier
Common Mode Rejection
Differential Input-Output

AC AMPLIFIERS
DC Amplifiers with Blocking Capacitors
Simple Amplifier
Single Supply
Non-Inverting
Double Rolloff
AC Preamplifier

CURRENT OUTPUT DEVICES
Feedback Loop
Simple Meter Amplifier
Meter Amplifier
Current Injector
Linear Current Source
Deflection Coil Driver

OSCILLATORS AND MULTI VIBRATORS
Simple Oscillator
Wien Bridge Oscillator

PHASE LEAD AND LAG NETWORKS
Lag Element
Adjustable Lag
Lag value linear with R setting
Adjustable Lead
Lead-Lag
Time Delay

ADDITIONAL CIRCUITS
Absolute Value
Peak Follower
Precision Rectifier
AC to DC Converter
Full Wave Rectifier
Rate Limiter
Time Delay
Selective Amplifier

SECTION III: SELECTING THE PROPER OPERATIONAL AMPLIFIER
Focus on Limiting Specifications
Avoid Closed Loop vs. Open Loop Confusion
Selection Check List
Assistance Available from Texas Instruments
References


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http://www.ti.com/lit/an/sboa092b/sboa092b.pdf



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