Last Updated: January 3, 2022
This FAQ covers a wide breadth of topics relating to designing with general purpose op amps and provides circuit design ideas and approaches while highlighting some of our latest products.
Golden reference sources
Analog Engineer's Circuit Cookbook: Amplifiers: Learn how to simplify and speed up system design with our comprehensive library of sub-circuit ideas. Our analog engineer’s circuit amplifier cookbook offers 60+ sub-circuit designs in an easy to use e-book. Each circuit can be easily adapted to meet your specific end equipment needs and includes step-by-step instructions, basic formulas, schematic diagrams and SPICE simulations.
Texas Instruments Precision Labs – Op Amps: TI Precision Labs is the electronics industry’s most comprehensive online classroom for analog engineers. The on-demand courses and tutorials include introductory ideas about device architecture in addition to advanced, application-specific problem-solving, using both theory and practical knowledge. Use these hands-on courses to predict circuit performance and move seamlessly from abstract concepts to specific formulae in an easy-to-follow format. Industry experts present each topic in order to help reduce design time and move quickly from proof-of-concept to production.
Analog Engineer’s Pocket Reference: Written by op amp experts Art Kay and Tim Green, the Analog Engineer's Pocket Reference covers a wide variety of popular precision signal chain topics – from op amp bandwidth and stability to analog-to-digital and digital-to-analog conversions and more. The e-book is available three ways – PDF, iPhone and Android apps and hard copy (for purchase) – so you can keep this tried-and-true reference guide at your fingertips, no matter where you are.
Analog Engineer’s Calculator: The Analog Engineer’s Calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting op-amp gain with feedback resistors to selecting appropriate circuit design elements for stabilizing an analog-to-digital converter (ADC) drive buffer circuit.
The Signal: A compendium of blog posts on op amp design topics, this source was compiled by the famous analog applications engineer, Bruce Trump.
AN-31 amplifier circuit collection: This collection of analog circuits provides a thorough list of amplifier configurations for a broad range of design needs. Circuits come with relevant equations, TINA-TI simulation files, and links to extra resources.
Choosing an op amp
LM358, LM324 and 555 timers
Circuit design topics
Simulation, layout, manufacturing and second-sourcing
Op amp cross-references