The B39202-B7955-P810-A03 is a SAW (Surface Acoustic Wave) filter manufactured by EPCOS (TDK). SAW filters are used in a variety of radio frequency (RF) applications to selectively pass or reject signals at specific frequencies. This particular filter is designed for use in wireless communication systems to enhance signal quality and reduce interference, ultimately improving system performance.

Applications

• Mobile Communication Devices: Employed in smartphones and tablets to filter signals in cellular networks.
• Wireless Base Stations: Used in base stations to improve signal quality and minimize interference.
• RF Front-End Modules: Integrated into RF front-end modules for efficient signal filtering.
• Wireless LAN (WLAN) Systems: Utilized in Wi-Fi routers and devices for filtering signals in the 2.4 GHz or 5 GHz bands.
• IoT Devices: Integrated into Internet of Things (IoT) devices that require wireless communication.

Features

• High Selectivity: Provides sharp filtering characteristics with excellent rejection of out-of-band signals.
• Low Insertion Loss: Minimizes signal attenuation within the passband, ensuring efficient signal transmission.
• Small Form Factor: Compact size allows for integration into space-constrained devices.
• Surface Mount Device (SMD): Designed for surface mount assembly, enabling automated manufacturing.
• Specific Frequency Band: Operates at a defined frequency band optimized for specific wireless standards.
• High Attenuation: Offers significant attenuation of unwanted signals, improving signal-to-noise ratio.

Benefits

• Improved Signal Quality: Enhances signal clarity by filtering out noise and interference.
• Enhanced Communication Reliability: Ensures stable and reliable wireless communication.
• Reduced Interference: Minimizes the impact of unwanted signals on system performance.
• Compact Device Design: Allows for smaller and more efficient wireless devices.
• Cost-Effective Filtering Solution: Provides high-performance filtering at a competitive price.

Additional Details

The B39202-B7955-P810-A03 SAW filter is designed to operate within a specific frequency range, and the exact specifications can be found in the official EPCOS (TDK) datasheet. It's crucial to consult the datasheet for detailed information on frequency response, insertion loss, attenuation characteristics, impedance matching requirements, and operating temperature range. The filter is typically constructed using piezoelectric materials that provide stable and reliable performance. It is designed for surface mount assembly and is compatible with standard reflow soldering processes. Proper impedance matching is essential for optimal filter performance. The device meets industry standards for RoHS compliance and environmental safety.