KFF6567A

Overview

The KFF6567A is a surface-mount SAW duplexer manufactured by Tusonix, a subsidiary of CTS Electronic Components. It operates within the 824 MHz to 849 MHz frequency range with an 837 MHz center frequency and 25 MHz bandwidth. The component features a 50-ohm impedance and 2.5 dB insertion loss. Packaged in a silver-coated ceramic monoblock (30.54 mm x 9.3 mm x 5.2 mm), it offers low loss, high rejection, and excellent power handling capability for RF signal conditioning.

Feature Summary

• Surface mount silver coated ceramic construction
• Low insertion loss design
• High rejection characteristics
• Excellent power handling capability

Applications

• RF signal conditioning
• FM filter applications
• Wireless communication systems

Procurement Notes

Verify the manufacturer designation as Tusonix, a subsidiary of CTS Electronic Components, when sourcing this component. Confirm the specific package dimensions and termination style match your PCB layout requirements. Ensure compliance with project specifications regarding RoHS status, as information may vary or be unavailable. Cross-reference the part number KFF6567A with official datasheets to validate electrical parameters such as center frequency and impedance before procurement.

Selection Notes

Select this component for applications requiring a compact SAW duplexer in the 824-849 MHz band. The silver-coated ceramic body provides durability and thermal stability. Consider the SMD/SMT termination style for automated assembly processes. Evaluate the 2.5 dB insertion loss against system sensitivity requirements. The high rejection feature makes it suitable for environments requiring strong interference suppression.

Part Context

This component belongs to the passive components category under filters, specifically ceramic filters. It is classified as a SAW duplexer designed for signal conditioning. The product line includes various RF solutions from Tusonix, focusing on EMI/RFI filtering. The KFF6567A represents a monoblock design intended for reliable performance in wireless infrastructure.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing designs by matching electrical specifications and physical footprint if considering alternatives.