DPX252690DT-5121C1

RF Multiplexers Overview

The DPX252690DT-5121C1 is an LTCC diplexer manufactured by TDK Corporation, designed for signal conditioning in RF applications. It operates within frequency bands of 698–960 MHz and 1710–2690 MHz, with corresponding bandwidths of 262 MHz and 980 MHz. The component features a 50 Ohm impedance and utilizes a surface-mount package (1008/2520 metric) with eight PCB pads. It supports operation temperatures from -40°C to +85°C and complies with RoHS3 standards.

RF Multiplexers Feature Summary

• Utilizes LTCC technology for compact signal conditioning
• Provides dual-band separation for cellular frequencies
• Supports surface-mount installation via 8-pad configuration

RF Multiplexers Applications

• Cellular base station front-end modules
• Mobile device RF transceivers
• Wireless communication infrastructure

RF Multiplexers Procurement Notes

Verify the specific datasheet version for the DPX252690DT-5121C1 prior to integration, as manufacturing sites or environmental classifications may vary. Confirm that the 1008 package dimensions align with the target PCB footprint. Ensure compliance with local REACH and RoHS3 regulations for the intended market deployment.

RF Multiplexers Selection Notes

Select this component when dual-band filtering is required for low and high cellular bands within a constrained board area. The 1008 package offers a balance between performance and size. Consider thermal management requirements given the -40°C to +85°C operating range and ensure the design accommodates the specific 8-pad layout.

RF Multiplexers Part Context

This part belongs to the TDK DPX series of SAW and LTCC diplexers. It is engineered to separate transmit and receive signals or different frequency bands in wireless systems. The DPX252690DT-5121C1 specifically targets applications requiring isolation between sub-1 GHz and 2 GHz bands, fitting into modern multi-mode mobile hardware designs.

RF Multiplexers Replacement Considerations

DPX252690DT-5021B1 is listed as a manufacturer-recommended alternative for similar frequency specifications.