FI168L1681DT-T

Overview

The FI168L1681DT-T is a multilayer ceramic low-pass RF filter manufactured by Taiyo Yuden. It operates within a frequency range of 617 MHz to 2.69 GHz with a center frequency of 1.65 GHz and a bandwidth of 2.073 GHz. The component features a 50 Ohm impedance, 0.15 dB insertion loss, and is housed in a 0603 (1608 Metric) surface-mount package.

Feature Summary

• Multilayer ceramic construction for compact integration
• Low insertion loss characteristics
• Surface-mount design compatible with automated assembly

Applications

• LTE wireless communication systems
• NB-IoT device filtering
• RF signal conditioning modules

Procurement Notes

Verify current lifecycle status as the component may be subject to discontinuation or replacement notices. Confirm RoHS compliance and moisture sensitivity levels prior to procurement. Ensure compatibility with existing PCB footprints and soldering profiles during sourcing evaluation.

Selection Notes

Select this component for applications requiring precise low-pass filtering at 1.65 GHz. Evaluate insertion loss and bandwidth specifications against system requirements. Consider the 0603 package size for space-constrained designs. Verify impedance matching to ensure optimal signal transmission efficiency.

Part Context

This part belongs to the FI series of multilayer ceramic devices from Taiyo Yuden. These components are designed for high-frequency signal processing in modern wireless infrastructure. The FI series emphasizes miniaturization and reliability for consumer and industrial electronics.

Replacement Considerations

Check manufacturer notifications for potential substitutes. No specific alternative part numbers are confirmed in available public documentation.