ALAN-2302-T

Overview

The ALAN-2302-T is a LAN pulse transformer designed for 10/100/1000 Base-T Ethernet applications. It features a 1CT:1CT winding configuration and supports Power over Ethernet (PoE) standards including PoE+. The component operates within an extended temperature range of -40°C to +85°C. Key electrical specifications include a primary inductance of 350µH, isolation voltage of 1500V, and DC resistance values of 17.5Ω and 14.2Ω. It meets IEEE 802.3 specifications and utilizes a surface mount package with dimensions of 7.5mm x 5.4mm x 1.27mm.

Feature Summary

• Provides signal conditioning, EMI suppression, and signal isolation for Ethernet networks
• Supports Power over Ethernet (PoE) functionality compliant with IEEE 802.3 standards
• Engineered for high-speed data transmission across 10/100/1000 Base-T speeds

Applications

• Network hubs and switches
• Ethernet routers
• Server network interfaces
• NIC cards

Procurement Notes

Verify the specific suffix designation against official Abracon documentation to confirm temperature rating and packaging type. Ensure compatibility with existing PCB footprint and soldering profiles. Cross-reference datasheet revision dates to validate current RoHS compliance status and mechanical dimensions prior to integration into final designs.

Selection Notes

Select this component for single-port LAN applications requiring integrated PoE support. Consider the extended operating temperature range for industrial or outdoor environments. Verify that the 350µH inductance aligns with the specific PHY chip requirements for impedance matching and signal integrity at gigabit speeds.

Part Context

This part belongs to the ALAN series of LAN transformers from Abracon LLC. It is specifically engineered for 1000 Base-T applications with extended temperature capabilities. The series includes variants for different PoE standards and winding configurations, serving as critical interface components between MAC controllers and physical media connectors.

Replacement Considerations

Consult official Abracon substitution guides for direct equivalents. Verify pinout compatibility and electrical parameter alignment before replacing. Generic substitutes may not meet IEEE 802.3 compliance or PoE power delivery requirements.