EFCH942MTCD1 Filters

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Surface acoustic wave (SAW) filters are an important component in the design of commercial high-frequency systems. With their wide-ranging applications in the telecommunications, military, medical, and other industries, these devices offer wide-ranging choices for manufacturers to choose from. The EFCH942MTCD1 is one such filter, making use of surface acoustic waves (SAW) in order to provide superior performance over traditional designs. In this article, we will discuss the application field and working principle of the EFCH942MTCD1.

The EFCH942MTCD1 is a high-Q surface acoustic wave (SAW) filter with low-pass and band-pass filter types. It features a center frequency of 940 MHz and a passband of 10.5 MHz, along with a unique passband ripple of 5% and a stopband rejection of more than 60 dB. With these performance parameters, the filter can be used in applications such as beacon receivers, wireless LANs, automotive systems, FM / AM radio transmitters, military / medical systems, and remote sensing systems, among others.

The working principle of the EFCH942MTCD1 derives from employing high-frequency surface acoustic waves traveling on the surface of the filter. The energy of the waves is transmitted through the filter material, which is then stopped at the electrodes. This creates a band-pass filter that is used in the filter design. The passband is created by controlling the magnitude of the input energy and the center frequency is tuned by adjusting the input energy. The passband ripple is controlled by the shape of the electrodes.

The EFCH942MTCD1 filter is also known for its high selectivity, low insertion loss, low group delay, and good stopband rejection. It can be used in high-stability radar receivers for a range of identification type applications. It can also be used for signal amplification and filtering, and signal multiplexing / demultiplexing in telecom systems. Its low-pass and band-pass filter types make it suitable for many different types of applications.

Overall, the EFCH942MTCD1 filter is a highly reliable and efficient filter, making it a popular choice for multiple commercial applications. With its wide range of performance parameters and its high selectivity, it is a valuable component for many types of high-frequency systems. The easy-to-use design and its low cost make it an attractive choice for electrical engineers. As a result, this filter is sure to remain a popular choice for many applications.

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