Operational Amplifiers Guide

The application for designing and calculating electronic circuits using operational amplifiers and will be useful to electronic engineers, students and electronics enthusiasts, both beginners and experienced. This program can be used as a reference when creating various electronic circuits, projects, and prototypes. Also, the app contains reference data on popular series of operational amplifiers and comparators.

The application content is available in the following languages: English, French, German, Indonesian, Italian, Polish, Portuguese, Russian, Spanish, Turkish, and Ukrainian.

For convenience, the app offers two modes depending on the user's preferences: light and dark themes.

The application contains the following guides and calculators:

Amplifiers
• Non-inverting operational amplifier
• Inverting operational amplifier
• Inverting amplifier with T-bridge in OS
• Differential amplifier
• Differential amplifier with T-bridge in OS
• Voltage repeater
• Inverting voltage repeater
• AC voltage amplifier
• High Input Impedance AC Voltage Amplifier
• AC voltage repeater

ActiveFilters
• Non-inverting low-pass filter
• Inverting low-pass filter
• Non-inverting high-pass filter
• Inverting high pass filter
• Bandpass filter
• Gyrator

Integrators and differentiators
• Voltage integrator
• Sum integrator
• Integrator with signal amplification
• Difference integrator
• Double integrator
• Voltage differentiator
• Sum Differentiator
• Differentiator with T-bridge
• Differentiator with T-bridge made of capacitors
• Difference differentiator

Comparators
• Comparator
• Limiter
• Limiter with zener diode at the input
• Voltage reference
• RS trigger

Attenuators
• Non-inverting attenuator
• Inverting attenuator
Converters
• Voltage-to-current converter with non-inverting input
• Voltage to current converter with inverting input
• Voltage to current converter with differential input

Adders and substactors
• Inverting adder
• Addition-subtraction circuit
• Non-inverting adder

Logarithmic and exponential amplifiers
• Diode-based logarithmic amplifier
• Transistor-based logarithmic amplifier
• Diode exponential amplifier
• Exponential transistor amplifier
• Popular operational amplifiers description and pinout

The content of the application is updated and supplemented with the release of each new version.