HDH-03010GID(40)

RF Directional Couplers Overview

The HDH-03010GID(40) is a directional coupler from the Hirose Electric HDH series, designed for RF and microwave applications. It operates within a frequency range of 8000 MHz to 11000 MHz with a characteristic impedance of 50 Ω. The device features a maximum input power rating of 40 dBm (CW) and a maximum insertion loss of 0.5 dB. It utilizes SMA connectors and has a maximum voltage standing wave ratio of 1.3. The component is constructed using coaxial technology.

RF Directional Couplers Feature Summary

• High-frequency performance with extremely low loss and high isolation
• Miniature and lightweight design utilizing corrosion-resistant aluminum casing
• Stripline triplate method construction for compact form factor
• Durable SMA connectors with stainless steel exterior cladding

RF Directional Couplers Applications

• RF signal monitoring in communication systems
• Power measurement in microwave test equipment
• Signal sampling in radar systems
• Directional coupling in wireless infrastructure

RF Directional Couplers Procurement Notes

Verify part authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific suffix (40) matches project requirements, as it may indicate a specific revision or packaging variant. Check for Product Change Notifications (PCN) related to package updates or material changes. Ensure compliance with RoHS and REACH regulations if required by your supply chain standards. Validate connector type compatibility before procurement.

RF Directional Couplers Selection Notes

Select this component when a 50 Ω directional coupler is needed for the 8–11 GHz frequency band. Consider the 40 dBm power handling capability for system power levels. Evaluate the physical size constraints due to its miniature design. Compare insertion loss specifications against system budget requirements. Ensure SMA connector interfaces match existing board layouts or cable assemblies.

RF Directional Couplers Part Context

This component belongs to the HDH series of high-performance directional couplers manufactured by Hirose Electric Co Ltd. The series is known for using stripline triplate methods to achieve miniaturization while maintaining high isolation and low loss. These couplers are typically used in RF and microwave circuits where precise signal directionality and power monitoring are critical.

RF Directional Couplers Replacement Considerations

The HDH-03010GID(31) is listed as a full compatible substitute for mounting purposes. Verify electrical parameters and mechanical dimensions before substitution. Ensure connector types and impedance matching remain consistent with system requirements.