The B39401B3830Z810 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm. These filters are designed for use in RF (Radio Frequency) applications to filter out unwanted signals and noise while allowing desired signals to pass through with minimal loss. They are critical components in wireless communication systems.

Applications

• Mobile communication devices (e.g., smartphones)
• Wireless networking equipment (e.g., Wi-Fi routers)
• Base stations
• Satellite communication systems
• GPS devices

Features

• Low insertion loss
• High attenuation of unwanted signals
• Sharp filter response (steep roll-off)
• Compact surface-mount package
• Designed for specific frequency bands

Benefits

• Improved signal quality and range in wireless devices
• Reduced interference from unwanted signals
• Precise filtering for optimal performance
• Easy integration into compact devices
• Meets specific requirements for different wireless standards

Additional Details

SAW filters utilize the piezoelectric effect to convert electrical signals into mechanical waves (acoustic waves) on a substrate material. These waves propagate along the surface of the substrate, and specially designed interdigital transducers (IDTs) are used to launch and receive these waves. The filter's frequency response is determined by the physical characteristics of the IDTs and the substrate material. The B39401B3830Z810 is designed for surface mount technology (SMT), allowing for efficient and automated assembly onto printed circuit boards (PCBs).

Specifically, the B39401B3830Z810 is likely designed for a particular frequency band used in mobile communication or wireless networking. The low insertion loss ensures that the desired signal is not significantly attenuated, while the high attenuation of unwanted signals helps to improve signal-to-noise ratio and reduce interference. The sharp filter response ensures that signals outside the desired frequency band are effectively rejected.