1000B-5003NL

Overview

The iNRCORE 1000B-5003NL is a dual-channel LAN pulse transformer designed for 10/100/1000 Base-T applications. It features an inductance of 350 µH and a 1:1 turns ratio. The component utilizes surface-mount technology with a tube packaging format. Key electrical specifications include an insulation voltage of 1500 Vrms. Physical dimensions are approximately 27.94 mm in length, 10.54 mm in width, and 8.64 mm in height. It operates within a temperature range of -55°C to +125°C.

Feature Summary

• Dual-channel architecture supporting Gigabit Ethernet signaling
• Surface-mount construction for automated assembly integration
• High insulation voltage capability for signal isolation
• Wide operational temperature range for industrial environments

Applications

• 10/100/1000 Base-T network interface cards
• Ethernet switch port circuits
• Industrial communication modules requiring high reliability
• LAN transformer modules for embedded networking systems

Procurement Notes

Verify the specific suffix configuration against the official datasheet to ensure compatibility with required packaging and termination styles. Confirm that the tube package variant matches the intended pick-and-place or wave soldering process. Cross-reference the manufacturer part number with authorized distributors to validate current availability and lead times before finalizing procurement plans.

Selection Notes

Select this component when designing for standard Gigabit Ethernet physical layer interfaces requiring dual-channel isolation. Ensure the PCB footprint accommodates the specified SMD dimensions. Verify that the thermal management strategy supports the -55°C to +125°C operating range. Consider the tube packaging constraints during assembly line planning compared to tape-and-reel alternatives.

Part Context

This model belongs to the iNRCORE 1000B series of LAN transformers. It serves as a critical passive component for signal coupling and common-mode noise rejection in Ethernet transceivers. The series offers various packaging options including tubes and reels to suit different manufacturing requirements while maintaining consistent electrical performance standards for IEEE 802.3 compliant networks.

Replacement Considerations

The 1000B-5003FT and 1000B-5003FXNL are documented parameter-equivalent substitutes from the same manufacturer. These alternatives may differ in packaging format (reel vs. tube) but maintain identical core electrical characteristics. Verify pinout compatibility and mechanical fit before substituting.