RFPA3809TR13

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The RFPA3809TR13 amplifier is a wide-band RF amplifier that combines the stability of a chip-off amplifier with the power of a mature power amplifier. It is suitable for applications in communications, radar, surveillance, and instrumentation. It is designed to provide a constant output power level over a wide frequency range of operating points. Its two high-gain amplifiers provide a low-noise solution for amplifying signals up to 75 dBm.

The RFPA3809TR13 is based on gallium arsenide (GaAs) technology. It utilizes an input and output matching network that helps to improve linearity and stability. This makes it suitable for radio frequency (RF) communication systems. The amplifier features a wide bandwidth, a wide range of gain adjustment, and fast start-up time.

The RFPA3809TR13 amplifier is composed of three stages. The input stage is composed of two input low-noise field-effect transistors (FETs) in a cascode configuration. The output stage is composed of two output transistors in a push-pull configuration. The power supply stage is composed of a voltage regulator and protectors. This design ensures a low-noise, stable, and protected operation.

The RFPA3809TR13 amplifier is designed to achieve high linearity and high efficiency. By utilizing the advanced FETs and power transistors technology, the amplifier provides a wide bandwidth and high linearity over a wide range of gain adjustment. The built-in voltage regulator provides the amplifier with a continuous operating voltage supply and helps maintain excellent gain stability.

The RFPA3809TR13 amplifier also features an integrated protection circuit that is designed to safeguard the amplifier from over-voltage and over-current. This circuit also provides overload protection by disconnecting the input and output of the amplifier during certain fault conditions. The amplifier also includes a self-adjustment feature that helps to match the amplifier to a wide range of impedance levels.

The RFPA3809TR13 amplifier is widely used in radar, communications, surveillance, and instrumentation applications. It is suitable for applications such as military and satellite systems, microwave link systems, base stations and other wireless links, as well as point-to-point and point-to-multipoint communications. The amplifier can also be used for multi-channel broadband applications.

In conclusion, the RFPA3809TR13 amplifier is a wide-band RF amplifier that combines the stability of a chip-off amplifier with the power of a mature power amplifier. Its three stages, consisting of two low-noise FETs and two power transistors, are designed to achieve high linearity and high efficiency. Its integrated protection circuit helps safeguard the amplifier from over-voltage and over-current conditions. It is suitable for a wide range of applications, such as radar, communications, surveillance, and instrumentation. The RFPA3809TR13 amplifier is a powerful and reliable solution for a variety of RF applications.

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