ELF-18D604

Common Mode Chokes Overview

The Panasonic ELF-18D604 is a vertical through-hole common mode choke designed for electromagnetic interference suppression. It features a 4.7 mH inductance and a 2 A current rating with two lines. The component exhibits a typical DC resistance of 125 mOhm. It utilizes a 4-pin configuration for standard PCB mounting, providing reliable performance for filtering applications in industrial and telecommunications equipment.

Common Mode Chokes Feature Summary

• Vertical through-hole construction for robust mechanical stability
• Dual-line design for effective common mode noise suppression
• High current handling capability suitable for power supply filtering

Common Mode Chokes Applications

• Power supply filtering in industrial equipment
• Data line protection in telecommunications systems
• EMI suppression in consumer electronics

Common Mode Chokes Procurement Notes

Verify the specific manufacturer datasheet to confirm pinout orientation and physical dimensions before integration. Ensure the selected component meets the required current and inductance specifications for the target circuit. Cross-reference part numbers with official Panasonic documentation to avoid counterfeit or obsolete stock issues during procurement.

Common Mode Chokes Selection Notes

Select this component when high current capacity and dual-line filtering are required in a through-hole format. Consider the vertical footprint constraints and the need for robust mechanical mounting in vibration-prone environments. Evaluate the thermal performance relative to the expected operating current to ensure long-term reliability.

Common Mode Chokes Part Context

This component belongs to the ELF series of common mode chokes from Panasonic Electronic Components. The series is engineered for general-purpose EMI suppression tasks. The ELF-18D604 specifically addresses applications requiring moderate inductance values with significant current carrying capacity in a standard axial-like through-hole package.

Common Mode Chokes Replacement Considerations

Consult official Panasonic documentation for verified substitute part numbers within the ELF series. Ensure any replacement maintains identical inductance, current rating, and physical pin configuration to guarantee compatibility without redesigning the PCB layout.