MAX2058ETL

Series:	--
Packaging:	Tube
Part Status:	Discontinued at Digi-Key
Frequency:	700MHz ~ 1.2GHz
P1dB:	19dBm
Gain:	8.4dB ~ 12.8dB
Noise Figure:	6.8dB
RF Type:	Cellular, ATE, GSM, EDGE, ISM, W-CDMA, 802.16/WiMax, CDMA2000
Voltage - Supply:	4.75 V ~ 5.25 V
Current - Supply:	158mA ~ 186mA
Test Frequency:	940MHz
Package / Case:	40-WFQFN Exposed Pad
Supplier Device Package:	40-TQFN-EP (6x6)

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Introduction to MAX2058ETL RF AmplifiersRF amplifiers are an important part of modern communications infrastructure, serving as the bridge between radio transmitter and receivers. The MAX2058ETL is one such RF amplifier that has a wide range of applications and offers high linearity and power performance at a competitive cost.Applications of the MAX2058ETLThe MAX2058ETL is a high-performance, low-power RF amplifier designed for a variety of applications. In cellular handsets, it is used as a downlink driver for 3G/4G/5G base stations and Small Cells. In wireless infrastructure, it is used for base station receiver pre-distortion, large interference sources, and broadband baluns or splitter/combiners. In satellite communications, it provides linear amplification for large interferences sources and serves as an input/output stage for power amplifiers. In fixed-wireless systems, such as WiFi, WiMAX, or point-to-point links, it increases signal range while providing low distortion.Features of the MAX2058ETLThe MAX2058ETL offers a variety of features that make it an ideal choice for RF applications. It is a 50-Ohms chip amplifier capable of delivering output power of up to +23 dBm with outstanding linearity and noise performance. It also features an integrated power detector to monitor its own performance, making it easier to set up and adjust. Other features include a low-noise input stage, wideband input/output ports, and wide dynamic range. Working Principle of the MAX2058ETLThe MAX2058ETL utilizes source degeneration, a technique to improve the current gain of a transistor or FET. The amplifier\'s input stage includes a wideband double-balanced differential amplifier, which is independent of source impedance. This allows wider dynamic range and better gain accuracy. The output stage uses a complementary pair of MOSFETs to convert the differential input voltage into a single-ended output signal. This tightly-matched MOSFETs provide excellent linearity and low distortion. The power detector monitors the signal and provides a control voltage that is used to set the amplifier\'s power level. This allows for a wide range of output power and improved gain accuracy.ConclusionThe MAX2058ETL is a low-cost, high-performance RF amplifier designed for a variety of applications. It offers excellent linearity and power performance while maintaining low power consumption. With its integrated power detector, it is easy to set up and adjust. Its wide range of features makes it an ideal choice for both cellular, fixed-wireless, and satellite applications.

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