H5084FNL

Overview

The Pulse Electronics H5084FNL is a high-performance, surface-mount common mode choke designed for data line protection in high-speed digital applications. This component features a compact 1210 (3225 metric) package footprint, enabling efficient board space utilization in dense electronic assemblies. It provides effective suppression of electromagnetic interference (EMI) and radio frequency interference (RFI) across broadband frequencies. The device is engineered to maintain signal integrity while attenuating common mode noise currents that can degrade performance in sensitive communication interfaces.

Feature Summary

• Provides robust EMI/RFI attenuation for high-speed data lines
• Supports surface-mount assembly for automated manufacturing processes
• Maintains signal integrity through controlled impedance characteristics

Applications

• High-speed USB interface protection
• Ethernet port filtering
• HDMI signal line noise suppression
• General-purpose data bus filtering

Procurement Notes

Verify the specific suffix codes on the ordering information to ensure compatibility with required termination styles and lead configurations. Confirm that the selected variant meets the necessary thermal and electrical ratings for the target application environment. Cross-reference the manufacturer's latest datasheet to validate any updates to mechanical dimensions or material specifications before finalizing procurement plans.

Selection Notes

Evaluate the component based on its rated current capacity and impedance profile relative to the specific data rate requirements of the target interface. Ensure the physical dimensions align with the available PCB real estate constraints. Consider the operating temperature range to guarantee reliable performance under expected environmental conditions without derating issues affecting signal quality.

Part Context

This component belongs to Pulse Electronics' portfolio of passive filter solutions tailored for modern electronics. Common mode chokes in this category are essential for meeting regulatory compliance standards regarding electromagnetic emissions. The H5084FNL represents a standard solution for integrating noise suppression directly onto signal traces without requiring additional discrete components.

Replacement Considerations

Consult official substitution guides from Pulse Electronics for verified equivalent part numbers. Ensure that any alternative component matches the original impedance curve, current rating, and physical footprint to maintain circuit functionality and board layout integrity.