UPG2189TB-E4-A

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RF switches, otherwise known as radio switches, are devices used to switch electrical signals within a network. They are commonly used in cellular and other wireless communication systems to route signals in order to create more reliable connections and improve signal quality. The UPG2189TB-E4-A is one such RF switch that is popular for use in a variety of applications.

The UPG2189TB-E4-A RF switch is a low cost, compact, hermetically sealed switch with a low loss of insertion 0.3 dB. It has a high linearity of 19 dBm and a high power handling capability of 60 W. This makes it ideal for applications where low insertion loss and high isolation are required, such as cellular base station systems, radio frequency amplifiers, and other devices. It is also ideal for use in multiple-input multiple-output (MIMO) and antenna systems.

The UPG2189TB-E4-A is a two-port RF switch with a two-pole, two-throw (SP2T) design. This particular model is designed to operate at frequencies ranging from 0.3 to 6 GHz. Its switching speed is 1.2 μsec, and it has a maximum isolation of 55 dB. It features a high off isolation, high input return loss, low insertion loss, and no switch-to-switch interference. Additionally, the UPG2189TB-E4-A has excellent high order intermodulation performance, making it suitable for applications with large signal input power levels.

The working principle of the UPG2189TB-E4-A is based on a pair of cascaded SP2T switches. Each switch consists of two antennas and two diode RF switches. The RF switches are connected in series with the antennas and provides the low-loss switching between the antennas. The switching is controlled by a polarity switch, which is used to match the impedance of the antenna to that of the amplifier or receiver.

The UPG2189TB-E4-A is able to provide excellent signal quality and isolation due to its use of an RF jumper cable and special termination blocks on the output side. The RF jumper cable ensures a low-loss, high-isolation connection between the two RF switches. The termination blocks are designed to absorb any reflections from the output side, thus improving impedance matching and reducing signal loss.

In conclusion, the UPG2189TB-E4-A is an ideal RF switch for applications requiring high signal quality and isolation. Its low insertion loss, low return loss, and high power handling capability make it suitable for a wide range of applications, such as cellular base stations and MIMO systems. Additionally, its high isolation performance and fast switching speed make it ideal for use in high power RF systems.

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