The B38202-A1302-W310-A01 is a SAW (Surface Acoustic Wave) filter manufactured by EPCOS (TDK). SAW filters are electronic components used to selectively filter signals in radio frequency (RF) applications. This particular filter is designed for specific frequencies within the RF spectrum and exhibits excellent performance characteristics.

Applications

• Wireless communication systems: Used in mobile phones, base stations, and other wireless devices to filter unwanted signals and improve signal quality.
• Remote control systems: Suitable for filtering signals in remote control receivers, ensuring reliable operation.
• Navigation systems: Employed in GPS and other navigation devices for signal filtering to enhance accuracy.
• Automotive applications: Used in keyless entry systems, tire pressure monitoring systems (TPMS), and other automotive RF systems.
• Industrial RF applications: Incorporated into various industrial control and monitoring systems that rely on wireless communication.

Features

• High selectivity: Provides excellent rejection of unwanted signals outside the desired frequency band.
• Low insertion loss: Minimizes signal attenuation within the passband, preserving signal strength.
• Small size: Compact design allows for integration into space-constrained applications.
• Stable performance: Offers consistent performance over a wide temperature range.
• Robust construction: Designed to withstand harsh environmental conditions.

Benefits

• Improved signal quality: Filters out noise and interference, resulting in clearer and more reliable signals.
• Enhanced system performance: Enables more efficient use of the available frequency spectrum.
• Reduced component count: Integrates filtering functionality into a single device, simplifying circuit design.
• Lower power consumption: Minimizes signal loss, reducing the power required for signal transmission.
• Increased system reliability: Robust design ensures long-term performance and stability.

Additional Details

This SAW filter operates at a specific center frequency (research is needed to determine the exact frequency for this specific part number). It has a defined bandwidth and insertion loss characteristic. The filter is typically surface-mount (SMD) for automated assembly. The operating temperature range typically spans from -40°C to +85°C, depending on the specific requirements. Precise specifications like impedance, bandwidth, and attenuation can be found in the product datasheet provided by EPCOS (TDK). This SAW filter is designed for 50 Ohm impedance systems.