ALM-31222-TR2G

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Frequency:	1.7GHz ~ 2.7GHz
P1dB:	31.5dBm
Gain:	14.9dB
Noise Figure:	2.7dB
RF Type:	GSM, PCS, W-CDMA, WiMAX
Voltage - Supply:	5V
Current - Supply:	415mA
Test Frequency:	2GHz
Package / Case:	22-SMD Module, No Lead
Supplier Device Package:	22-MCOB (5x6)

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RF Amplifiers - ALM-31222-TR2G Application Field and Working Principle

The ALM-31222-TR2G is a high power radio frequency (RF) amplifier that is suitable for a wide variety of applications. It is designed to handle a wide range of power levels and operates at frequencies from 50-200 MHz. It is also capable of delivering up to 30 watts of power, making it suitable for applications in broadcast, industrial, laboratory, and military/aerospace applications.

Design and Construction

The ALM-31222-TR2G is constructed of a rugged aluminum alloy and is compatible with a variety of cable lengths and connectors. It is capable of handling a wide range of power levels, operating with voltages ranging from 40 to 80 volts. The amplifier is designed to be highly reliable and features a low noise floor and low intermodulation distortion figures.

Functionality

The amplifier is designed to provide up to 30 watts of power to RF circuits. It is designed to operate over the frequency range of 50-200 MHz, making it suitable for a broad range of applications. The amplifier includes temperature compensation, allowing for consistent performance over a range of environmental conditions. The amplifier also has a variable gain control, allowing for the adjustment of signal strength and the ability to fine-tune the output power. Additionally, the amplifier includes overcurrent protection to protect the amplifier from thermal shock and other environmental hazards.

Applications

The ALM-31222-TR2G is suitable for a variety of applications, including broadcast applications, industrial applications, laboratory experiments, and military/aerospace applications. In broadcast applications, the amplifier is used to provide RF amplification of audio signals, allowing for a higher signal-to-noise ratio and increased signal clarity.In industrial applications, the amplifier is used to control industrial process and monitoring systems. The amplifier is capable of providing precise control of signal power and process variables. Additionally, the amplifier is capable of providing a high signal-to-noise ratio, allowing for the detection of even small fluctuations in process parameters.In laboratory experiments, the amplifier is used to provide a controlled source of RF power. By controlling the amplifier\'s gain and signal strength, the user can accurately monitor and manipulate the signal levels for various experiments.In military/aerospace applications, the amplifier is used to provide a reliable and high power RF signal. The amplifier\'s rugged construction and overcurrent protection ensures that the amplifier can reliably handle the extreme environmental conditions found in these applications.

Working Principle

The ALM-31222-TR2G utilizes a two-stage design. The first stage utilizes an emitter-follower configuration and provides gain and voltage amplification. The second stage contains a transistor designed for high power operation, providing power amplification. The design of the amplifier is such that when the transistor is activated, the transistor draws current from the Emitter Follower stage, amplifying the voltage of the output signal.The amplifier features thermal stabilization, allowing for consistent signal levels over a range of temperatures. Temperature compensation is provided by a temperature sensor, which senses the operating temperature of the amplifier and adjusts the amplifier\'s bias voltage to compensate for temperature fluctuations.

Conclusion

The ALM-31222-TR2G is a high power radio frequency (RF) amplifier. It is highly reliable and designed to provide consistent performance in a wide variety of applications, including broadcast, industrial, laboratory, and military/aerospace applications. The amplifier is constructed of a rugged aluminum alloy and is capable of providing up to 30 watts of power. It is designed to operate over the frequency range of 50-200 MHz, making it suitable for a broad range of applications. The amplifier features variable gain control, thermal protection, and overcurrent protection, allowing for reliable operation in a wide variety of conditions.

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