100B-1003XNL

Overview

The iNRCORE 100B-1003XNL is a single-port pulse transformer module designed for 10/100 BASE-T applications. It features a 1:1 turns ratio and a primary inductance of 350 µH. The component supports surface-mount technology (SMT) with a compact footprint measuring 12.7 mm in length, 9.4 mm in width, and 5.97 mm in height. It operates within a temperature range of -55°C to +125°C and has an insulation voltage rating of 1500 Vrms. The unit is packaged in tubes.

Feature Summary

• Supports 10/100 BASE-T Ethernet signaling standards
• Single-channel configuration for dedicated port isolation
• High thermal stability across extended industrial temperature ranges

Applications

• Ethernet network interface cards
• Industrial communication modules
• Network switch hardware

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm package type and pinout compatibility. Ensure that the selected variant matches the required insulation voltage and inductance specifications for the target circuit design. Cross-reference the datasheet revision date to guarantee alignment with current manufacturing standards and compliance requirements.

Selection Notes

Select this component for designs requiring robust signal integrity in 10/100 Mbps Ethernet environments. Consider the wide operating temperature range for harsh industrial settings. Evaluate the SMT form factor for space-constrained PCB layouts. Confirm that the 350 µH inductance value aligns with the impedance matching requirements of the connected PHY transceiver.

Part Context

This part belongs to the iNRCORE 100B series of magnetics components. These modules are engineered for reliable data transmission in local area network infrastructure. The series offers various configurations tailored for different Ethernet speeds and port counts, providing standardized solutions for network connectivity hardware development.

Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include the 100B-1003FXNL and 100B-1003FXNLT variants from iNRCORE. Verify mechanical dimensions and pin assignments before substitution to ensure board compatibility.