EDN

Two-half-period rectifiers on op amps

Schemes of two-half-period rectifiers on op amps with switching inputs in accordance with the polarity of the input voltage are given. The switching of inputs is performed by a control signal taken ...
EDN

LTC Design Note: Robust high voltage Over-the-Top op-amps maintain high input impedance with inputs driven apart or when powered down

An Over-The-Top input stage is shown in Figure 1. At low common modes, the PNPs Q1 and Q2 form a conventional precision differential pair with tail current provided by I1. Figure 1 Over-The-Top Input ...
Electronic Design

Op Amps: The Most Versatile of All Linear ICs

Whenever you need an amplifier or have a related linear-circuit design problem, most of you will turn to an op amp as a solution. Op amps are a good choice because of their universal versatility to ...
Electronic Design

Increase System Accuracy and Efficiency with Precision Op Amps

Members can download this article in PDF format. The precision op amp plays a key role in analog and mixed-signal circuits. Applications extend from measuring large currents by amplifying the voltage ...