7427922

Overview

The Würth Elektronik WE-TPC T1 transformer, part number 7427922, is a magnetics component designed for Power over Ethernet (PoE) applications. It supports IEEE 802.3af/at standards with integrated common mode chokes and isolation transformers. The device features a compact surface-mount package suitable for high-density PCB layouts. Key electrical specifications include a turns ratio of 1:1:1 and an isolation voltage rating of 1500 Vrms. It operates within a temperature range of -40°C to +85°C and provides efficient power transmission alongside data signal integrity for networked devices.

Feature Summary

• Integrated design combining isolation transformers and common mode chokes for PoE compliance
• Compact surface-mount footprint optimized for space-constrained electronic assemblies
• High isolation voltage capability ensuring safety in networked power applications

Applications

• Power over Ethernet (PoE) powered devices
• Network switches and hubs requiring integrated magnetics
• Industrial IoT gateways with PoE input capabilities

Procurement Notes

Verify the specific datasheet revision and RoHS compliance status directly from the manufacturer before procurement. Ensure that the operating temperature range aligns with your system's environmental requirements. Confirm pinout compatibility with your PCB layout design to prevent assembly errors during manufacturing.

Selection Notes

Select this component when a combined solution for data isolation and power delivery is required in a single package. Consider the physical dimensions and thermal characteristics relative to other available PoE magnetics. Evaluate the integration level against discrete solutions to determine cost and board space efficiency for the target application.

Part Context

This component belongs to Würth Elektronik's WE-TPC series of integrated magnetics. These components are engineered specifically for Ethernet connectivity, offering a streamlined alternative to separate transformer and choke assemblies. The series focuses on reducing component count and simplifying supply chain management for network hardware manufacturers.

Replacement Considerations

Consult official substitution lists or cross-reference guides provided by Würth Elektronik for verified alternatives. Ensure any replacement maintains identical pin configurations, electrical ratings, and form factor to guarantee mechanical and functional compatibility without redesigning the host circuit.