749023113C

Pulse Transformers Overview

The Würth Elektronik 749023113C is a LAN transformer designed for 10/100/1000 Base-T PoE applications. It features a single port configuration with a 1:1 turns ratio and supports surface mount technology. The component provides an inductance of 350 µH and offers an isolation voltage rating of 1.5 kVrms. It operates within a temperature range of -40°C to +85°C, ensuring reliability in various network environments.

Pulse Transformers Feature Summary

• Supports 10/100/1000 Base-T PoE standards
• Provides galvanic isolation via 1.5 kVrms rating
• Optimized for surface mount assembly processes

Pulse Transformers Applications

• Ethernet network interface circuits
• PoE-enabled networking equipment
• Industrial communication modules

Pulse Transformers Procurement Notes

Verify the specific ordering suffix against the official datasheet to ensure correct pinout and packaging configuration. Confirm that the selected variant matches the required isolation voltage and inductance specifications for the target application circuit design.

Pulse Transformers Selection Notes

Select this component when a single-port solution for Gigabit Ethernet with Power over Ethernet support is required. Ensure the PCB layout accommodates the surface mount footprint and thermal requirements for operation up to 85°C while maintaining signal integrity.

Pulse Transformers Part Context

This part belongs to Wurth Elektronik's LAN transformer portfolio, specifically engineered for high-speed data transmission. It integrates common mode chokes and center taps into a compact package, simplifying the design of compliant Ethernet PHY interfaces.

Pulse Transformers Replacement Considerations

Consult the manufacturer's substitution guide for direct replacements. Verify compatibility regarding inductance values, isolation ratings, and physical dimensions before integrating alternative components into existing designs.