DBTC-6-4-75X+

RF Directional Couplers Overview

The DBTC-6-4-75X+ is a surface-mount RF directional coupler from Mini-Circuits, designed for 75-ohm systems. It operates within a frequency range of 5 MHz to 1.25 GHz. The component features a nominal coupling coefficient of 6.8 dB with a tolerance of ±0.3 dB. It supports a maximum power handling capacity of 1 Watt. The device utilizes SMD/SMT termination and is supplied in a reel packaging format. Key electrical specifications include an insertion loss of approximately 0.5 dB and a return loss of 32.12 dB. It is RoHS compliant and intended for signal conditioning applications.

RF Directional Couplers Feature Summary

• Provides precise directional coupling for signal monitoring in 75-ohm transmission lines
• Supports high-frequency operation up to 1.25 GHz for broadband applications
• Designed for surface mount assembly to facilitate automated PCB integration

RF Directional Couplers Applications

• CATV network signal distribution and monitoring
• Broadband access system testing and measurement
• DOCSIS 3.1 and 4.0 infrastructure components

RF Directional Couplers Procurement Notes

Verify the specific suffix designation against the manufacturer's current datasheet to ensure compatibility with required impedance and coupling values. Confirm that the reel packaging quantity aligns with production volume requirements. Check regional availability status as distribution channels may vary. Ensure the operating temperature range meets environmental constraints for the intended deployment scenario.

RF Directional Couplers Selection Notes

Select this component when a 75-ohm interface is required for CATV or broadband architectures. The 6.8 dB coupling value suits specific tap-off ratios for signal sampling. Consider the 1W power rating for appropriate line levels. Surface mount technology enables compact board designs compared to coaxial alternatives.

RF Directional Couplers Part Context

This part belongs to the DBTC series of directional couplers manufactured by Mini-Circuits. The series includes variants with different coupling factors and impedance configurations. These components are passive devices used primarily in radio frequency and microwave circuits for separating forward and reflected signals.

RF Directional Couplers Replacement Considerations

Public confirmed substitute part numbers: DBTC-6-4-75LX+

RF Directional Couplers FAQ

What is the nominal coupling factor of the DBTC-6-4-75X+?

The nominal coupling factor is 6.8 dB with a tolerance of ±0.3 dB.

Does this component support DC passing?

Yes, the DBTC-6-4-75X+ is designed to pass DC signals while coupling RF energy.