ECS-DSF947.5B-21-TR

Overview

The ECS-DSF947.5B-21-TR is a Surface Acoustic Wave (SAW) filter manufactured by ECS Inc., designed for signal conditioning applications in the radio frequency spectrum. It operates at a center frequency of 947.5 MHz with a bandwidth of 25 MHz. The component is housed in a compact 6-SMD, No Lead package suitable for surface mount technology. This device functions as an RF SAW filter intended for use in cellular phone and other wireless communication systems requiring precise frequency selection.

Feature Summary

• Surface Acoustic Wave technology for efficient RF signal filtering
• Optimized for cellular phone and wireless communication applications
• Compact SMD package design for space-constrained PCB layouts

Applications

• Cellular phone RF front-end modules
• Wireless communication system signal conditioning
• RF frequency selection circuits

Procurement Notes

Verify the specific ordering suffix to confirm tape-and-reel packaging status when sourcing the -TR variant. Ensure compatibility with the required 6-SMD footprint on the target PCB. Cross-reference the manufacturer datasheet for exact electrical tolerances and thermal specifications before finalizing procurement decisions.

Selection Notes

Select this component when a 947.5 MHz center frequency with 25 MHz bandwidth is required for RF filtering. Consider the 6-SMD package size for assembly constraints. Verify that the SAW technology meets the insertion loss and rejection requirements for the specific application environment.

Part Context

This part belongs to the ECS DSF series of SAW filters. These components are engineered for high-performance signal conditioning in mobile devices. The series offers various center frequencies to support different global cellular bands and wireless standards.

Replacement Considerations

Check for direct substitutes from ECS or other manufacturers offering identical 947.5 MHz center frequency and 25 MHz bandwidth in a 6-SMD package. Ensure pinout compatibility and equivalent electrical performance metrics before substitution.