HHM2917B1

RF Directional Couplers Overview

The TDK HHM2917B1 is a multilayer chip RF directional coupler designed for the 2.4GHz to 2.5GHz frequency range. It features a coupling coefficient of 10.8 ± 1dB, insertion loss of 0.75dB, and isolation of 28dB. The component utilizes a 0402 (1005 Metric) surface-mount package with four PCB pads. This standard coupler supports RoHS3 compliance and operates under MSL level 1 conditions.

RF Directional Couplers Feature Summary

• Multilayer chip construction for compact integration
• Standard directional coupling functionality
• Surface-mount design for automated assembly

RF Directional Couplers Applications

• RF signal monitoring in wireless networks
• Power measurement in communication systems
• Signal integrity analysis in RF circuits

RF Directional Couplers Procurement Notes

Verify current availability as this part is officially discontinued by TDK. Confirm that existing inventory meets project requirements before finalizing procurement plans. Check for valid replacement options if new production is required. Ensure compatibility with existing board layouts when sourcing alternative components.

RF Directional Couplers Selection Notes

Select this component only for designs operating within the 2.4GHz to 2.5GHz band. Evaluate the 0402 footprint constraints against available board space. Consider the specific coupling and isolation requirements for signal monitoring accuracy. Verify thermal and mechanical stability for the intended application environment.

RF Directional Couplers Part Context

This device belongs to the HHM series of RF directional couplers from TDK Corporation. It serves as a passive component for managing radio frequency signals in compact electronic devices. The product line focuses on providing reliable coupling characteristics for modern wireless applications.

RF Directional Couplers Replacement Considerations

The HHM2510B1 is listed as a manufacturer-recommended substitute. Verify electrical parameter compatibility and physical footprint alignment before substitution.