HHM2215A2

RF Directional Couplers Overview

The HHM2215A2 is a multilayer directional coupler manufactured by TDK Corporation, belonging to the HHM series. It operates within a frequency range of 450 MHz to 3800 MHz and features a standard coupling coefficient of 25 dB. The component utilizes a surface-mount device (SMD) termination type and is housed in a compact 0603 package, measuring 1.6 mm by 0.8 mm. Designed for board mounting, it supports operation across a temperature range from -40°C to +85°C. The unit weighs approximately 2 mg and is compliant with RoHS standards.

RF Directional Couplers Feature Summary

• Multilayer LTCC construction for stable RF signal coupling
• Wideband operational capability covering 450 MHz to 3800 MHz
• Compact 0603 surface-mount form factor for space-constrained designs

RF Directional Couplers Applications

• RF signal monitoring in wireless communication systems
• Power measurement circuits in test and measurement equipment
• Signal sampling in general-purpose RF transceivers

RF Directional Couplers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm current availability status as supply conditions may vary. Ensure compatibility with existing PCB footprint and soldering profiles. Check for updated environmental compliance documentation prior to integration into final assemblies.

RF Directional Couplers Selection Notes

Select this component when a wide bandwidth directional coupler is required in a minimal footprint. The 25 dB coupling value suits applications needing significant signal attenuation for monitoring purposes. Evaluate thermal performance requirements against the specified operating temperature range before finalizing the design.

RF Directional Couplers Part Context

This part belongs to TDK's HHM series of high-frequency components. These devices are engineered using low-temperature co-fired ceramic technology to provide reliable performance in demanding RF environments. The series offers various coupling values and frequency ranges tailored for modern electronic systems requiring precise signal management.

RF Directional Couplers Replacement Considerations

Consult official TDK documentation for verified substitute part numbers. Cross-reference specifications such as coupling coefficient, frequency range, and insertion loss to ensure functional equivalence during component sourcing or redesign phases.