his Application Note (Application Note 31). He has a huge amount of practical circuits using operational amplifiers. They are 33 pages of practical circuits that can be very useful for all who work with operational amplifiers.
Complete circuit list Op Amp Circuit Collection free
Section 1—Basic Circuits
Inverting Amplifier
Non-Inverting Amplifier
Difference Amplifier
Inverting Summing Amplifier
Non-Inverting Summing Amplifier
Inverting Amplifier with High Input Impedance
Fast Inverting Amplifier with High Input Impedance
Non-Inverting AC Amplifier
Practical Differentiator
Integrator
Fast Integrator
Current to Voltage Converter
Circuit for Operating the LM101 without a Negative Supply
Circuit for Generating the Second Positive Voltage
Neutralizing Input Capacitance to Optimize Response Time
Voltage Comparator for Driving DTL or TTL Integrated Circuits
Integrator with Bias Current Compensation
Threshold Detector for Photodiodes
Double-Ended Limit Detector
Multiple Aperture Window Discriminator
Offset Voltage Adjustment for Inverting Amplifiers Using Any Type of Feedback Element
Offset Voltage Adjustment for Non-Inverting Amplifiers Using Any Type of Feedback Element
Offset Voltage Adjustment for Voltage Followers
Offset Voltage Adjustment for Differential Amplifiers
Offset Voltage Adjustment for Inverting Amplifiers Using 10 kΩ Source Resistance or Less
Section 2 — Signal Generation
Low Frequency Sine Wave Generator with Quadrature Output
High Frequency Sine Wave Generator with Quadrature Output
Free-Running Multivibrator
Wein Bridge Sine Wave Oscillator
Function Generator
Pulse Width Modulator
Bilateral Current Source
Bilateral Current Source
Wein Bridge Oscillator with FET Amplitude Stabilization
Low Power Supply for Integrated Circuit Testing
Positive Voltage Reference
Negative Voltage Reference
Precision Current Sink
Precision Current Source
Section 3 — Signal Processing
Differential-Input Instrumentation Amplifier
Variable Gain, Differential-Input Instrumentation Amplifier
Instrumentation Amplifier with ± 100 Volt Common Mode Range
Instrumentation Amplifier with ± 10 Volt Common Mode Range
High Input Impedance Instrumentation Amplifier
Bridge Amplifier with Low Noise Compensation
Bridge Amplifier
Precision Diode
Precision Clamp
Fast Half Wave Rectifier
Low Drift Peak Detector
Precision AC to DC Converter
Absolute Value Amplifier with Polarity Detector
Sample and Hold
Low Drift Integrator
Fast† Summing Amplifier with Low Input Current
Fast Integrator with Low Input Current
Adjustable Q Notch Filter
Easily Tuned Notch Filter
Two-Stage Tuned Circuit
Negative Capacitance Multiplier
Variable Capacitance Multiplier
Simulated Inductor
Capacitance Multiplier
High Pass Active Filter
Low Pass Active Filter
Nonlinear Operational Amplifier with Temperature Compensated Breakpoints
Current Monitor
Saturating Servo Preamplifier with Rate Feedback
Analog Multiplier
Long Interval Timer
Fast Zero Crossing Detector
Amplifier for Piezoelectric Transducer
Temperature Probe
Photodiode Amplifier
High Input Impedance AC Follower
Temperature Compensated Logarithmic Converter
Root Extractor
Multiplier/Divider
Cube Generator
Fast Log Generator
Anti-Log Generator
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http://www.ti.com/ww/en/bobpease/assets/AN-31.pdf