B39881B7845K410 Filters

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SAW filters are essential components of any electronic system. B39881B7845K410 is a SAW filter that is used in various applications, such as Radio Frequency (RF), Ultra High Frequency (UHF), and VHF communication systems. The B39881B7845K410 SAW filter is a bandpass filter that is designed to pass a specific frequency range.

The working principle of the B39881B7845K410 SAW filter is the result of the interference of multiple reflected waves from the two emitted waves. The filter is composed of two interdigital transducer electrodes with a thin film of piezoelectric material between them. The interdigital electrodes are arranged in a comb-like pattern to generate a standing wave across the entire area of the filter.

The emitted waves, which are caused by setting a signal to the structure, reflect from the SAW filter edges. The reflected waves interfere with the transmitted waves, thereby creating a standing wave. As the filter\'s operating frequency increases, both the transmitted and reflected waves\' frequency also increase, creating more standing waves. This standing wave pattern allows the filter to achieve high levels of selectivity, as well as passbands with low insertion loss.

The B39881B7845K410 has a narrow passband, ranging from 1.3 GHz to 1.7 GHz. The filter also has excellent temperature stability, with less than 0.2 dB variation over a 0° to 70°C temperature range. Furthermore, it has an insertion loss of less than 0.5 dB across its operating bandwidth. Additionally, it has a low voltage standing wave ratio (VSWR) of less than 1.5 over its operating range.

The B39881B7845K410 can be used in a variety of applications such as radio transceivers, telecommunication systems, civil and military applications, space applications, and automotive communication systems. It is also suitable for power line communication (PLC) systems, GPS applications, point-to-point radio links, and high-speed cable modems. Its excellent temperature stability and narrow passband make it an ideal choice for applications with stringent performance requirements.

The B39881B7845K410 SAW filter can be considered as a reliable and cost-effective component for various high frequency applications. Its excellent temperature stability and wide operating bandwidth make it a suitable choice for various communication applications. Furthermore, the filter\'s low VSWR and low insertion loss across its operating frequency range makes it an ideal solution for applications with stringent requirements.

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