While there has been a vast record of earlier work (ref. 1) on this topic, here we will combine a few concepts to show some emerging issues and paths to improve the Phase Margin (PM) for VFA stages ...

Current feedback amplifiers are one of the oldest amplifier topologies around. I remember the days when Comlinear ruled the market in the 80s with their high speed offerings. Analog Devices, ...

Though sometimes taken for granted, designers shouldn’t overlook the intricacies of voltage- and current-feedback op amps—integral players in the analog and mixed-signal worlds. Op amps amplify tiny ...