749053012

Pulse Transformers Overview

The Würth Elektronik 749053012 is a LAN pulse transformer from the WE-LAN series, designed for surface mount installation. It features a 1:1 turns ratio and an inductance of 200µH. The component supports IEEE 802.3at PoE+ standards and operates within a temperature range of -40°C to 85°C. Its physical dimensions are 12.7mm in length and 9.27mm in width, with a maximum height of 6.60mm. The device utilizes gull-wing terminals and provides 1500Vrms isolation voltage.

Pulse Transformers Feature Summary

• Supports Power over Ethernet Plus (PoE+) applications
• Provides electrical isolation for network interfaces
• Optimized for high-speed data transmission integrity

Pulse Transformers Applications

• Internet of Things (IoT) devices
• Network hubs and routers
• Ethernet switches
• IP cameras

Pulse Transformers Procurement Notes

Verify that the specific order matches the 200µH inductance specification, as the WE-LAN series includes variants with different values such as 120µH. Confirm the gull-wing package style aligns with PCB footprint requirements. Ensure compliance with RoHS3 and REACH regulations for the target market. Cross-reference the manufacturer part number against distributor listings to avoid confusion with similar model numbers.

Pulse Transformers Selection Notes

Select this component when designing circuits requiring PoE+ power delivery alongside data signals. The 200µH inductance value distinguishes it from other WE-LAN transformers like the 749053013. Consider the surface mount form factor for automated assembly processes. Evaluate the thermal operating range to ensure suitability for the intended environmental conditions.

Pulse Transformers Part Context

This component belongs to the WE-LAN family of LAN transformers manufactured by Würth Elektronik. These components are specialized for Ethernet connectivity, providing necessary impedance matching and isolation. The series is widely used in modern networking hardware to ensure reliable signal transmission across various industrial and consumer applications.

Pulse Transformers Replacement Considerations

Public confirmed substitute part numbers include 749050017 and 749050018 from Würth Elektronik.