DEA255787BT-2044A1

Overview

The DEA255787BT-2044A1 is a multilayer band pass RF filter manufactured by TDK Corporation. It operates at a center frequency of 5.7875GHz with a bandwidth of 125MHz and an insertion loss of 1.6dB. The component utilizes LTCC technology and is housed in a 1008 (2520 Metric) surface mount package measuring 2.50mm x 2.00mm x 1.50mm max. It functions within an operating temperature range of -40°C to 85°C and complies with RoHS3 standards.

Feature Summary

• Utilizes low-temperature co-fired ceramic (LTCC) technology for reliable performance
• Provides precise band pass filtering characteristics for specific frequency applications
• Designed for surface mount assembly in compact electronic circuits

Applications

• RF signal processing systems requiring specific frequency selection
• Wireless communication infrastructure components
• Electronic devices utilizing the 5.7875GHz frequency band

Procurement Notes

Verify the current product status before procurement, as this component may be marked as not recommended for new designs. Confirm that the 1008 package dimensions and electrical specifications align with your circuit requirements. Ensure compatibility with your manufacturing processes regarding surface mount assembly and operating temperature ranges. Check for any recent process change notices or alternative part recommendations from TDK.

Selection Notes

Select this component when a band pass filter centered at 5.7875GHz with a 125MHz bandwidth is required. Consider the 1.6dB insertion loss and LTCC construction for suitable RF environments. The 1008 package size dictates the available PCB real estate. Verify that the -40°C to 85°C operating range meets your application's thermal conditions. Compare against other TDK DEA series filters if different frequencies are needed.

Part Context

This part belongs to TDK's DEA series of RF filters, which employ LTCC technology. These components are designed for high-frequency applications where stable performance and compact form factors are essential. The DEA series typically offers various center frequencies and bandwidths to suit diverse RF system requirements across communication and industrial sectors.

Replacement Considerations

Consult TDK documentation for officially confirmed substitute part numbers. Verify that any replacement maintains the same center frequency, bandwidth, and package dimensions. Ensure the alternative component meets the same electrical and environmental specifications.