PE42540E-Z RF/IF and RFID

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RF switches are electronic components that enable and modify electrical signals. They can be used to switch high power transmitters and receivers, microwave radio and satellite systems, and communication systems, as well as other high-speed electronic systems. The PE42540E-Z is one of the more popular RF switches due to its small size and high-frequency performance.

The PE42540E-Z is a single-pole single-throw (SPST) RF switch that operates over the frequency band from 2 MHz to 4.2 GHz. It features a low loss of 0.35 dB at 1 GHz and 0.65 dB at 5 GHz. It also offers low insertion loss of 0.5 dB at 1 GHz and 0.4 dB at 5 GHz. The PE42540E-Z is packaged in a 0.6 in square chip form and is ideal for applications that require a small, low-profile components.

The PE42540E-Z is used in applications such as:

• Radar Systems
• Wireless Transceivers
• Software defined radios
• GPS receivers
• Test and measurement equipment

The working principle of the PE42540E-Z can be traced back to the basic principles of an electromagnetic field. The PE42540E-Z uses an internal magnetic field to produce a force which causes the two poles, or pins, of the switch to separate. This separation creates an open path allowing current to flow in either direction from one pole to the other. When the poles are closed, the current is blocked, thereby preventing the transmission of signals.

The PE42540E-Z is controlled by an external voltage, which can be a simple square wave or logic signal. When the controlling voltage is applied, a small current is induced in the internal poles, which produces a magnetic field. This magnetic field interacts with the internal pole, causing the separation of the two poles of the switch. When the controlling voltage is removed, the magnetic field collapses, and the poles return to their original positions, closing the switch.

In addition to its high-frequency performance, the PE42540E-Z is designed to operate in a wide temperature range of -40° to 85⁰C and a large supply voltage range of 2.7 V to 12 V. This design makes it suitable for a variety of applications, including automotive and industrial systems.

The PE42540E-Z is designed for a variety of applications, from communications systems and military electronics too small embedded systems. It offers high performance within a small footprint, making it an attractive solution for a variety of RF switching applications.

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