AFS20A20-1910.00-T2 Filters

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SAW filters are an important part of signal modulation and transmission. These filters are used in a variety of applications, from receivers and antennas to bridges, medical equipment, and control systems. AFS20A20-1910.00-T2 is one such filter with a specific application field and working principle.

The AFS20A20-1910.00-T2 filter is a surface acoustic wave (SAW) filter. It is mainly used in cellular and wireless systems, providing high selectivity while taking up very little board space. The frequencies at which the filter operates range from 1700MHz to 1990MHz, making it ideal for cellular and wireless applications.

The AFS20A20-1910.00-T2 filter is based on an interdigital transducer design. The interdigital transducer works by launching surface acoustic waves through an arrangement of electrodes on a piezoelectric substrate. When the waves pass over metal plates, the phases of the waves are distorted, creating a filter that allows for selective signal transmission.

In order to reduce insertion loss and image rejection, the transducer is designed using a combination of inductors, capacitors, and transformers. The inductors and capacitors are used to adjust the frequency response while the transformers are used to match the impedance. The result is a filter that has very low insertion loss, which reduces the amount of power that needs to be supplied to the filter.

The AFS20A20-1910.00-T2 filter is designed for use in cellular and wireless systems. Its high selectivity, low insertion loss, and compact size make it ideal for applications such as mobile radio and base stations. Because of its small size and low power consumption, it is also suitable for use in low-cost devices such as wireless LAN cards and digital cellular phones.

In summary, the AFS20A20-1910.00-T2 filter is a SAW filter that is designed for use in cellular and wireless systems. Its interdigital transducer design combines with inductors, capacitors, and transformers to achieve a high level of selectivity while keeping power consumption low. This makes the AFS20A20-1910.00-T2 filter an ideal choice for applications in which size and power consumption are important considerations.

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