L204XF4S-T

Overview

The L204XF4S-T is a surface-mount low-pass RF filter manufactured by Knowles Dielectric Labs. It operates at a center frequency of 20.4 GHz with a 50 Ohm impedance. The component utilizes SMD/SMT termination and exhibits an insertion loss of 1.5 dB. Designed for signal conditioning, it supports board mounting within standard operating temperature ranges.

Feature Summary

• Surface-mount construction for automated PCB assembly
• Low insertion loss performance at high frequencies
• 50 Ohm impedance matching for RF systems

Applications

• RF signal conditioning circuits
• High-frequency communication systems
• Microwave filter applications

Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure functional compatibility. Confirm RoHS compliance status and manufacturing origin prior to integration. Cross-reference part numbers with authorized distributors to avoid counterfeit components. Validate electrical specifications against current design requirements.

Selection Notes

Select this component for applications requiring precise low-pass filtering at 20.4 GHz. Ensure the PCB layout accommodates the SMD package dimensions. Verify thermal management capabilities align with the specified operating temperature range. Consider impedance matching networks if system requirements deviate from 50 Ohms.

Part Context

This component belongs to the Knowles Dielectric Labs surface-mount low-pass filter series. These filters are designed for high-frequency RF applications requiring compact form factors. The product line emphasizes reliability and consistent performance in microwave environments.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult manufacturer guidelines for direct replacements or compatible alternatives within the same product family.