1000B-5003FXNL

Overview

The iNRCORE 1000B-5003FXNL is a dual-channel surface-mount pulse transformer designed for LAN applications supporting 10/100/1000 Base-T standards. It features a 1:1 turns ratio and an inductance of 350 µH. The component measures 27.94 mm in length, 7.54 mm in width, and has a maximum seated height of 8.66 mm. It operates within a temperature range of -55°C to +125°C and provides 1500 Vrms isolation voltage.

Feature Summary

• Supports Gigabit Ethernet (10/100/1000 Base-T) data transmission
• Dual-channel configuration with integrated common mode choke functionality
• Surface mount package optimized for automated PCB assembly

Applications

• Gigabit Ethernet network interface cards
• Ethernet switch ports
• Industrial communication modules requiring high temperature stability

Procurement Notes

Verify the specific suffix FXNL against the official datasheet to confirm packaging type and compliance status. Ensure the procurement source provides valid RoHS documentation if required by the design specification. Cross-reference the manufacturer part number directly with iNRCORE, LLC records to avoid counterfeit components.

Selection Notes

Select this component when a dual-channel solution with integrated common mode filtering is required for Gigabit Ethernet interfaces. The wide operating temperature range makes it suitable for industrial environments. Verify that the footprint dimensions align with the target PCB layout constraints before finalizing the design.

Part Context

This device belongs to the 1000B series of Ethernet transformers from iNRCORE, LLC. It is specifically engineered for high-speed data networking applications where signal integrity and electromagnetic interference suppression are critical requirements for reliable communication protocols.

Replacement Considerations

The 1000B-5003FT is documented as a parameter-equivalent alternative. Verify pin compatibility and mechanical dimensions before substitution.