SRFBT-1GI1G-WFB8

Balun Overview

The SRFBT-1GI1G-WFB8 is a multilayer ceramic balun transformer manufactured by Suntsu Electronics, Inc. It operates within the frequency range of 2400 to 2500 MHz with an impedance ratio of 1:1. The device features a balanced-to-unbalanced configuration and supports 50 Ohm impedance on both ports. It is housed in a miniature 0603 (1608 Metric) package measuring 1.60mm x 0.80mm with a six-pad footprint. Key electrical characteristics include low insertion loss and high rejection performance.

Balun Feature Summary

• Multilayer ceramic construction for compact integration
• Balanced to unbalanced signal conversion
• Miniature 0603 footprint design
• High rejection capability

Balun Applications

• Wireless LAN modules
• Bluetooth devices
• ISM band applications

Balun Procurement Notes

Verify the specific ordering suffix WFB8 against the manufacturer's current datasheet to confirm packaging and tape-and-reel specifications. Ensure the component meets the required frequency stability and tolerance for the target application. Cross-reference the pinout diagram with the PCB layout to guarantee correct orientation during assembly.

Balun Selection Notes

Select this component when a small form factor is critical for RF front-end designs operating in the 2.4 GHz ISM band. The 1:1 impedance ratio suits systems requiring direct matching between balanced antenna structures and unbalanced transmission lines. Evaluate thermal performance and soldering compatibility with standard surface-mount reflow processes.

Balun Part Context

This part belongs to Suntsu Electronics' portfolio of RF baluns designed for wireless communication systems. The company specializes in frequency control and interconnect solutions. The SRFBT series utilizes ceramic technology to provide reliable performance in space-constrained mobile and IoT devices.

Balun Replacement Considerations

Consult official substitution lists from Suntsu Electronics for verified equivalents. Generic cross-references may not match the precise impedance ratio or rejection characteristics required for 2.4 GHz applications.

Balun FAQ

What is the physical package size of the SRFBT-1GI1G-WFB8?

It uses a 0603 (1608 Metric) package with dimensions of 1.60mm x 0.80mm.

Does this component support differential signaling?

Yes, it functions as a balanced-to-unbalanced transformer, converting between balanced and unbalanced signals.