SF2198E

Overview

The Murata Electronics SF2198E is a Surface Acoustic Wave (SAW) bandpass filter designed for RF applications. It operates at a center frequency of 806 MHz with a bandwidth of 30 MHz. The component features an insertion loss of 2.9 dB and utilizes a 6-terminal SMD package. It is qualified under the AEC-Q200 standard, ensuring reliability for automotive environments.

Feature Summary

• Surface Acoustic Wave technology for precise frequency filtering
• Automotive-grade qualification compliant with AEC-Q200 standards
• Compact surface-mount design suitable for space-constrained PCBs

Applications

• Base station RF signal processing
• Automotive communication systems
• RF front-end modules requiring 806 MHz filtering

Procurement Notes

Verify the specific datasheet revision and AEC-Q200 certification status before integration. Confirm that the 6-terminal SMD footprint matches the target PCB layout. Ensure the operating temperature range aligns with the system's environmental requirements. Cross-reference the part number to avoid confusion with similar SF series components.

Selection Notes

Select this component when a narrow 30 MHz bandwidth is required at 806 MHz. The low insertion loss of 2.9 dB supports efficient signal transmission. The AEC-Q200 qualification makes it suitable for automotive electronics where high reliability is mandatory. Compare physical dimensions against available board space.

Part Context

This component belongs to the SF series of SAW filters from Murata Electronics. These devices are engineered for high-performance RF filtering in wireless communication infrastructure. The series emphasizes compact form factors and stable electrical characteristics across varying temperatures.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing designs if considering alternative suppliers.