Operational amplifiers (commonly called op amps) are a ubiquitous building block for designing electronic circuits. Today, these devices are fabricated as small integrated circuits, but the concept ...

By using op amps powered from a bipolar supply and ground-referencing the sensor signals, the op amp’s output will be at zero ...

The operational amplifier in its simplest form comparator circuit. Comparators are ... two rules—the current rule, where no current flows into the op amp's inputs (I+ = I− = 0), and the ...

which uses current steering for DUT output voltage control. The compensation for this loop is set by the RC combination across the second loop amplifier. As in the two-op-amp circuit, the voltage ...

The circuit is based upon a design from the 1990s which as far as we can see is a pretty conventional non-inverting amplifier. It has an on-board op-amp to create a virtual ground, and three ...

This then feeds a second op-amp that amplifies the resulting DC voltage for the microcontroller input. This circuit is an especially simple op-amp application, and is a typical one for a sensor ...

Analog Devices has created a fast power op-amp that can handle ±55V rails and ±1A outputs, with a digital control bus for ...