Envelope tracking (ET) power amplifiers and supply modulators represent a pivotal advance in modern radio frequency (RF) design, particularly for wireless communications. These systems dynamically ...

Envelope tracking is a technique used to enhance the efficiency of a power amplifier used in wireless systems. In some applications, ET can deliver better power efficiency compared to the best ...

In the past two weeks, there have been some really neat product introductions that can greatly enhance Envelope Tracking (ET) viability in RF Power Amplifiers (PAs). The LM3290 with integrated boost ...

To help get more life out of a battery, Texas Instruments introduced an efficient envelope tracking power supply solution to support 3G and 4G LTE multi-mode, multi-band RF power amplifiers used in ...