SB4203

Overview

The SB4203 is a bias tee adapter manufactured by Fairview Microwave, designed for RF signal applications. It features Type N connectors on all ports with an impedance of 50 Ohms. The device operates within a frequency range of 10 MHz to 4.2 GHz and supports a maximum DC supply voltage of 72V. This component integrates DC injection capabilities into the RF path while maintaining signal integrity across the specified bandwidth.

Feature Summary

• Integrates DC bias injection into RF signal paths without disrupting transmission
• Utilizes robust Type N connector interfaces for secure mechanical attachment
• Maintains consistent 50 Ohm impedance characteristics throughout operation

Applications

• RF circuit testing and characterization requiring DC bias
• Antenna feed line power injection for active components
• General purpose RF module integration in communication systems

Procurement Notes

Verify that the specific unit matches the SB4203 manufacturer part number from Fairview Microwave. Confirm compatibility with existing Type N connector systems and ensure the 72V DC rating aligns with system requirements. Check for RoHS compliance status if environmental regulations apply to your deployment.

Selection Notes

Select this component when a dedicated bias tee is required for Type N infrastructure. Ensure the operating frequency range up to 4.2 GHz meets system specifications. Consider the physical form factor and packaging type suitable for your assembly process.

Part Context

This component belongs to the category of RF adapters and misc ICs/modules. It serves as a specialized interface allowing simultaneous RF and DC signal handling. The design focuses on reliability within microwave frequency bands typical for industrial and commercial radio applications.