DLW5ATN401SQ2L

Common Mode Chokes Overview

The DLW5ATN401SQ2L is a surface-mount common mode filter choke from the Murata EMIFIL DLW5A series. It features a wirewound construction with an unshielded design, housed in a 2014 (5036 metric) package measuring 5.00 mm x 3.60 mm x 2.35 mm max. The component provides an impedance of 400 Ohms at 100 MHz and supports a maximum DC current of 2 A. Its maximum DC resistance is 34 mOhms, with a rated voltage of 50 V. Operating temperatures range from -40°C to +85°C.

Common Mode Chokes Feature Summary

• Provides effective electromagnetic interference suppression for power and signal lines
• Features a compact surface-mount footprint suitable for space-constrained PCB layouts
• Utilizes wirewound technology for stable filtering performance

Common Mode Chokes Applications

• Suppression of noise on high-speed data interfaces such as USB and HDMI
• EMI filtering in automotive electronic control units
• Noise reduction in portable consumer electronics and mobile devices

Common Mode Chokes Procurement Notes

Verify the specific suffix codes against official Murata documentation to ensure correct packaging and temperature ratings. Confirm RoHS compliance status and moisture sensitivity level requirements prior to ordering. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status.

Common Mode Chokes Selection Notes

Select this component when a 400 Ohm impedance at 100 MHz is required for common mode noise attenuation. Ensure the circuit operates within the 2 A current limit and 50 V rating. Consider the 2014 package dimensions for board space constraints and verify thermal management capabilities within the specified operating temperature range.

Common Mode Chokes Part Context

This component belongs to the DLW5A series of EMI suppression filters manufactured by Murata Electronics. The series offers various impedance values and current ratings in standardized surface-mount packages. These chokes are designed for general-purpose noise suppression in digital circuits and communication interfaces.

Common Mode Chokes Replacement Considerations

Consult official Murata substitution guides for verified alternatives. Check equivalent components within the DLW5A family or other Murata series that match the required impedance, current rating, and physical dimensions.