B39162B4058U510V9

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Surface acoustic wave (SAW) filters are a type of electronic filter that uses the transmission of ultrasonic waves along a piezoelectric layer. SAW filters, as their name suggests, allow certain frequencies of ultrasonic waves to pass through the medium and are often used in wireless communication and radar applications for frequency selection and filtering. The B39162B4058U510V9 is a SAW filter specially designed for radars and wireless communication applications.

The B39162B4058U510V9 is made up of a single electrode interdigital transducer (IDT) with a monocrystalline quartz substrate. The electrodes of this IDT are formed in the shape of a comb, with the overlapping fingers creating an interdigital structure. This interdigital structure is fabricated with a distance of 0.4mm between the center of adjacent electrodes and a width of 20mum. The electrodes are further connected to a bondwire layer, providing electrical connection to the IDT and enabling the filter to be powered from external power supplies and signal paths.

SAW filters are important components in minimizing sideband noise, improving selectivity, and minimizing energy use in electronic systems. In the case of the B39162B4058U510V9 SAW filter, the high-quality transfer characteristics of the IDT enables the filter to have a low insertion loss and a high power handling capability. The B39162B4058U510V9 also features an improved power supply rejection ratio (PSRR), which allows the filter to reject unwanted signals that can interfere with the desired frequency band. Furthermore, due to its high-performance characteristics, the B39162B4058U510V9 can be used as part of a larger signal processing system, such as a wireless communication system.

The application field of the B39162B4058U510V9 is mainly in the field of radar and wireless communication as mentioned before. In these applications, the B39162B4058U510V9 SAW filters are used as band-pass filters, allowing only desired signals within a particular frequency range to pass through. By limiting the range of frequencies that can be received, these SAW filters help reduce noise pollution and unwanted signals. Furthermore, they are also used as low-pass filters in applications such as audio processing, allowing signals with frequencies below the specified threshold to pass through.

The operating principle of SAW filters is based on the transmission of sound waves along a piezoelectric substrate. Piezoelectric materials possess the ability to convert electrical signals into mechanical vibrations and vice versa. This ability makes them ideal for transmitting sound waves along a surface that is within microseconds or even nanoseconds in duration. In the case of the B39162B4058U510V9 SAW filter, the IDT is designed to operate at a certain frequency, allowing sound waves to be transmitted along the quartz substrate at this frequency. The sound wave is then used to modify the electrical signals passing through it in order to allow only the desired frequencies to pass through, while rejecting all other signals.

In summary, the B39162B4058U510V9 is a SAW filter that is designed for use in applications such as wireless communications and radar systems. It is constructed with a single IDT and a monocrystalline quartz substrate. This design provides the filter with improved transfer characteristics, such as a low insertion loss and a high power handling capability. Additionally, the B39162B4058U510V9 is ideal for use as both a band-pass and low-pass filter in a variety of signal processing systems. Its operating principle is based on the transmission of sound waves along a piezoelectric layer, allowing the filter to reject unwanted signals and only allow the desired frequencies to pass through.

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