H6503NL

Common Mode Chokes Overview

The H6503NL is a surface-mount common mode choke manufactured by Pulse Electronics. It features dual 100uH inductance with a low DC resistance of 300mOhm. The component is designed for Power over Ethernet (PoE) applications and operates within a temperature range of 0°C to 70°C. It utilizes an 8 Gull Wing vertical package configuration.

Common Mode Chokes Feature Summary

• Designed for Power over Ethernet signal integrity
• Surface mount construction for automated assembly
• Dual winding configuration for noise suppression

Common Mode Chokes Applications

• Power over Ethernet data line filtering
• Network interface circuit protection
• Common mode noise reduction in LAN connections

Common Mode Chokes Procurement Notes

Verify the specific suffix against official documentation, as variants like H6503NLT indicate tape-and-reel packaging while the base model typically uses tubes. Confirm RoHS compliance status through the manufacturer's current environmental declarations. Ensure the selected variant matches the required reel or tube quantity for production integration.

Common Mode Chokes Selection Notes

Select this component when dual 100uH inductance is required for PoE lines. Verify that the 300mOhm DCR meets the power loss constraints of the design. Ensure the 8 Gull Wing footprint aligns with the PCB layout. Confirm operating temperature requirements fall within the specified 0°C to 70°C range.

Common Mode Chokes Part Context

This part belongs to Pulse Electronics' network transformer and choke portfolio. It serves as a passive filter component in Ethernet infrastructure. The H6503 series addresses EMI/RFI interference in high-speed data transmission environments.

Common Mode Chokes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's cross-reference guide for verified alternatives.