HMC479ST89TR

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RF amplifiers are widely used in various applications such as television broadcasting, FM radio broadcasting, radar, Wi-Fi and Bluetooth communications, and microwave point-to-point communications. One type of RF amplifier is HMC479ST89TR, which is a high-performance gallium-arsenide monolithic microwave integrated circuit (MMIC) optimized for amplifying wideband signals from 3.5 to 7.5 GHz. This device uses an RF input and output that can withstand up to 13 dB of power. It has a 3 dB compression point of 12 dBm; a 5 dB compression point of 14 dBm; a noise figure of 8.5 dB; maximum gain of 18 dB; and a stable gain of 14 dB.

HMC479ST89TR amplifiers are specifically designed for use in amplifier systems that require low noise and high gain. The device is suitable for use as a low noise amplifier, wideband amplifier, or gain stage in applications such as cellular base station amplifiers, point-to-point amplifiers, multimedia amplification, and wideband communication systems. It can also be used in high dynamic range applications.

The operating principle of an HMC479ST89TR amplifier is based on the microwave process. The device utilizes an RF transistor as the primary active device, which is connected to ground planes and/or small passive components (such as resistors and capacitors) to form on-chip transmission lines. The signal is then routed through the on-chip transmission line, where the frequency is distributed according to the input impedance of the device.

Overall, the HMC479ST89TR amplifier is a high-performance, highly reliable and cost-effective amplifier solution for applications that require wideband operation. Its small size, low power consumption, and low distortion make it a great choice for applications such as satellite communications, base station amplification, multimedia systems, and broadband communications.

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