SF2126E

Overview

The SF2126E is a Surface Acoustic Wave (SAW) filter manufactured by Murata Electronics, designed for WiMax RF applications. It operates at a center frequency of 725MHz with a bandwidth of 50MHz. The component features an insertion loss of 2.6dB and utilizes an 8-SMD, no-lead package measuring 3.00mm x 3.00mm with a maximum height of 1.40mm. It supports surface mount installation and complies with RoHS3 standards.

Feature Summary

• Utilizes Surface Acoustic Wave technology for RF signal filtering
• Optimized for WiMax application frequency bands
• Compact surface-mount design suitable for space-constrained PCBs

Applications

• WiMax RF front-end modules
• Wireless communication base stations
• RF signal processing circuits

Procurement Notes

Verify component authenticity through authorized channels as the part status is End-of-Life. Confirm package compatibility and soldering profiles against current manufacturing standards. Check for available obsolescence notices or last-time-buy deadlines from Murata Electronics to ensure supply chain continuity for existing designs.

Selection Notes

Select this component for designs requiring a 725MHz SAW filter with specific 50MHz bandwidth constraints. Ensure the 8-SMD footprint matches the target PCB layout. Consider the 2.6dB insertion loss impact on system noise figure. Evaluate alternative components if long-term availability is critical due to the discontinued status.

Part Context

The SF2126E belongs to the SF21 series of SAW filters produced by Murata Electronics. This series targets wireless communication markets, specifically providing solutions for WiMax frequencies. The component represents a specialized passive device within the broader category of RF filters used in mobile infrastructure.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.