HHM22137A2

RF Directional Couplers Overview

The HHM22137A2 is a multilayer RF directional coupler manufactured by TDK Corporation, designed for commercial-grade applications. It operates within a frequency range of 698 MHz to 2620 MHz and provides an isolation level of 45 dB. The component utilizes a standard coupling type and is housed in a compact 0603 (1608 metric) surface-mount package with six printed circuit board pads. This device supports general-purpose RF signal monitoring tasks.

RF Directional Couplers Feature Summary

• Multilayer construction for reliable RF signal directionality
• Integrated design suitable for space-constrained surface-mount layouts
• Standard coupling configuration for general electronic equipment

RF Directional Couplers Applications

• General electronic equipment signal monitoring
• AV equipment RF connectivity
• Commercial grade RF circuit integration

RF Directional Couplers Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct packaging format, such as tape and reel or cut tape. Confirm that the component meets RoHS3 compliance requirements and EAR99 classification standards for your intended market. Cross-reference the DigiKey part number 445-175593-2-ND with official TDK documentation to validate authenticity and current production status before finalizing procurement orders.

RF Directional Couplers Selection Notes

Select this component when a low-profile RF directional coupler is required for frequencies between 698 MHz and 2620 MHz. The 0603 footprint is appropriate for high-density PCB designs where space is limited. Ensure the application demands 45 dB isolation and standard coupling characteristics compatible with commercial-grade operational environments.

RF Directional Couplers Part Context

This component belongs to the HHM series of multilayer passive devices from TDK Corporation. It is categorized under RF directional couplers within the broader portfolio of RF connectivity products. The HHM series is engineered for integration into various consumer and industrial electronic systems requiring precise signal routing and monitoring capabilities.

RF Directional Couplers Replacement Considerations

Consult official TDK documentation for verified substitute part numbers within the HHM series. No public cross-reference data confirms direct functional equivalents from other manufacturers.