749053011

Pulse Transformers Overview

The Würth Elektronik 749053011 is a surface-mount LAN pulse transformer designed for single-port applications. It supports 10G Base-T and PoE+ standards with a 1:1 turns ratio and 200µH inductance. The component operates within a temperature range of -40°C to 85°C and features 1500Vrms isolation voltage. Dimensions are 13.97mm x 13.50mm x 6.60mm, suitable for compact PCB layouts.

Pulse Transformers Feature Summary

• Supports 10G Base-T and PoE+ transmission standards
• Provides galvanic isolation with 1500Vrms rating
• Optimized for high-frequency signal integrity

Pulse Transformers Applications

• 10 Gigabit Ethernet network interfaces
• Power over Ethernet Plus (PoE+) powered devices
• High-speed data communication modules

Pulse Transformers Procurement Notes

Verify the specific datasheet revision and RoHS compliance status prior to integration. Confirm that the 10G Base-T compatibility aligns with the target system's physical layer requirements. Ensure thermal management strategies account for the specified operating temperature range during continuous operation.

Pulse Transformers Selection Notes

Select this component when designing systems requiring 10G Base-T connectivity with integrated power delivery capabilities. The 200µH inductance value distinguishes it from lower-speed variants. Consider the surface-mount footprint constraints and verify clearance against adjacent components on the layout.

Pulse Transformers Part Context

This part belongs to the WE-LAN series of embedded LAN transformers. It complements other models like 749053013 which offer different inductance values for varying speed requirements. The series provides standardized solutions for Ethernet PHY interface matching and common-mode noise suppression.

Pulse Transformers Replacement Considerations

No public confirmed substitute part numbers are available.