DEA202170LT-5071A1

Overview

The DEA202170LT-5071A1 is a passive low-pass RF filter manufactured by TDK Corporation. It operates within the 699-2170MHz frequency range and utilizes a multilayer ceramic construction housed in a compact 0805 (2012 Metric) surface-mount package with three pads. The component features a 50Ω impedance and an insertion loss of 0.8dB. It is designed for robust performance across an operating temperature range of -40°C to +85°C, ensuring reliability in various electronic environments.

Feature Summary

• Multilayer low-pass filter design optimized for radio frequency signal integrity
• Compact 0805 surface-mount package suitable for space-constrained PCB layouts
• Wide operating temperature range supporting diverse environmental conditions

Applications

• RF front-end filtering in wireless communication modules
• Signal conditioning in mobile device antenna systems
• Noise suppression in high-frequency data transmission circuits

Procurement Notes

Verify the complete part number including suffixes against official TDK documentation to ensure correct specifications. Confirm RoHS3 compliance status if required by your manufacturing standards. Cross-reference datasheet parameters such as insertion loss and impedance with your circuit requirements before finalizing procurement decisions.

Selection Notes

Select this component when a low-pass filter is required for frequencies between 699MHz and 2170MHz. Ensure the 0805 footprint aligns with your board design constraints. Verify that the 50Ω impedance matches your system's characteristic impedance to minimize reflections and maintain signal quality.

Part Context

This component belongs to TDK's DEA series of RF filters. These devices are engineered for high-performance applications requiring precise frequency selection. The series offers various configurations tailored for different bandwidth and impedance needs within the RF spectrum.

Replacement Considerations

Consult TDK's official substitution guide or contact technical support for verified alternative part numbers. Do not assume compatibility based on package size alone; electrical characteristics must match precisely.