FL2D-30-103B

Common Mode Chokes Overview

The FL2D-30-103B is a two-line common mode choke designed for through-hole mounting. It features an inductance of 10 mH at 1 kHz and supports a maximum current of 3 A with a typical DC resistance of 50 mOhm per line. The component operates within a temperature range of -40°C to +105°C, ensuring stable performance under varying thermal conditions. Its compact horizontal package facilitates efficient PCB layout integration while providing effective electromagnetic interference suppression.

Common Mode Chokes Feature Summary

• High temperature resistance enabling reliable operation up to 105°C
• Compact physical dimensions suitable for space-constrained designs
• Effective anti-interference capability for noise suppression
• Compliance with UL508 isolation requirements

Common Mode Chokes Applications

• AC/DC converter input filtering
• DC/DC converter EMI suppression
• General power supply unit noise reduction

Common Mode Chokes Procurement Notes

Verify the specific suffix 'B' against the manufacturer's official datasheet to confirm any distinct mechanical or electrical deviations from the standard FL2D-30-103 variant. Ensure the ordering documentation explicitly references the complete part number to avoid substitution errors during procurement processes.

Common Mode Chokes Selection Notes

Select this component when high current handling up to 3A is required alongside significant common mode noise attenuation. The wide operating temperature range makes it suitable for industrial environments. Verify that the through-hole footprint matches the PCB design constraints before finalizing the selection.

Common Mode Chokes Part Context

This component belongs to Mornsun's FL2D series of EMC filters, which are engineered for robust electromagnetic compatibility in power electronics. The series utilizes thick film technology to achieve consistent performance characteristics across various operating conditions, supporting the company's focus on magneto-electric isolation technologies.

Common Mode Chokes Replacement Considerations

Consult official Mornsun documentation for confirmed substitute part numbers. Do not assume generic cross-references are valid without verifying pinout, inductance tolerance, and current rating alignment.