100B-1003X

Overview

The iNRCORE 100B-1003X is a LAN 10/100 Base-T pulse transformer designed for surface mount applications. It features a 1CT:1CT configuration and operates within a temperature range of -40°C to +85°C. The component measures 12.70 mm in length, 6.73 mm in width, and has a maximum height of 8.66 mm. It is classified as moisture sensitive with an MSL rating of 3.

Feature Summary

• Designed for 10/100 Base-T LAN signal transmission
• Surface mount construction for automated assembly
• Shielded design to minimize electromagnetic interference

Applications

• Ethernet network interface circuits
• Computer peripheral connectivity modules
• Network switch port interfaces

Procurement Notes

Verify the specific suffix variant required for your design, as packaging and lead times may differ between tube and tape-and-reel options. Confirm moisture sensitivity handling procedures are aligned with IPC/JEDEC standards prior to reflow soldering. Ensure the selected package matches the footprint requirements of the target PCB layout to avoid mechanical integration issues during manufacturing.

Selection Notes

Select this component for designs requiring a single-channel pulse transformer compatible with 10/100 Mbps Ethernet standards. Consider the physical dimensions when optimizing board space for compact networking devices. Verify that the operating temperature range meets the environmental conditions of the final application. Check for RoHS compliance status if restricted substances are a concern for the project.

Part Context

This part belongs to the iNRCORE audio and signal transformer family, specifically categorized under LAN pulse transformers. It serves as a critical isolation component in Ethernet PHY connections. The product line includes various configurations tailored for different data rates and mounting styles, supporting diverse networking hardware requirements across industrial and consumer electronics sectors.

Replacement Considerations

The 100B-1003XT is listed as a parameter-equivalent alternative. Verify pinout compatibility and electrical specifications before substitution.