S558-5500-JD

Pulse Transformers Overview

The S558-5500-JD is a single-port pulse transformer module designed for 2.5GBASE-T Ethernet applications. It supports Power over Ethernet (PoE) with a power rating of 60W. The component utilizes surface mount technology and features a standard height profile. It operates within a temperature range of 0°C to +70°C and complies with RoHS standards.

Pulse Transformers Feature Summary

• Supports 2.5GBASE-T data transmission speeds
• Integrated Power over Ethernet (PoE) capability up to 60W
• Single-port configuration for compact circuit design

Pulse Transformers Applications

• 2.5 Gigabit Ethernet network interfaces
• Power over Ethernet powered devices
• Surface mount electronic assemblies

Pulse Transformers Procurement Notes

Verify the specific operating temperature range, as sources indicate variations between 0°C to +70°C and -40°C to +85°C. Confirm the exact lead time, which varies between 14 and 15 weeks depending on the supplier. Ensure the component matches the required PoE power specifications for the target application.

Pulse Transformers Selection Notes

Select this module for applications requiring integrated 2.5G Ethernet connectivity and PoE support in a surface mount form factor. Consider the thermal requirements carefully due to conflicting temperature ratings found in available documentation. Verify compatibility with the specific PoE standard required by the end device.

Pulse Transformers Part Context

This component belongs to Bel Fuse's magnetic modules series, specifically designed for LAN applications. It integrates the necessary magnetics for Ethernet signaling and power delivery into a single surface-mount package, simplifying board layout for high-speed networking equipment.

Pulse Transformers Replacement Considerations

S558-5500-25-F is listed as a related variant, though its description suggests a different interface type. No direct public substitute part numbers are confirmed for identical electrical performance.