DLW43SH220XK2L

Common Mode Chokes Overview

The DLW43SH220XK2L is a surface-mount common mode choke coil from the Murata EMIFIL DLW43S series. It features a wirewound construction in an unshielded 1812 (4532 metric) package with dimensions of 4.5 mm x 3.2 mm x 2.6 mm. The component provides an inductance of 22 uH with a tolerance of -30% to +50%. It supports a maximum DC current of 310 mA and has a maximum DC resistance of 600 mOhms. Rated for 50V, it operates within a temperature range of -40°C to +125°C and holds AEC-Q200 qualification.

Common Mode Chokes Feature Summary

• Provides high impedance in the high-frequency band for effective noise suppression on signal lines
• Constructed using wirewound technology for reliable electromagnetic interference filtering
• Designed for surface-mount PCB integration with standard SMD/SMT termination

Common Mode Chokes Applications

• Signal line filtering in automotive electronic systems
• EMI suppression for high-frequency data transmission circuits
• Noise reduction in compact mobile device architectures

Common Mode Chokes Procurement Notes

Verify the specific part number suffix against official Murata documentation to confirm exact electrical tolerances and packaging configurations. Ensure the procurement source provides valid traceability for AEC-Q200 qualified components intended for automotive applications. Cross-reference the manufacturer datasheet to confirm compatibility with required soldering profiles and storage conditions before finalizing orders.

Common Mode Chokes Selection Notes

Select this component when designing circuits requiring 22 uH common mode inductance in a constrained 1812 footprint. Consider the 310 mA current rating and 600 mOhm DCR limits to ensure adequate performance under expected load conditions. Verify that the unshielded design aligns with the system's electromagnetic compatibility requirements and spatial constraints.

Common Mode Chokes Part Context

This component belongs to the Murata DLW43_H series of EMI suppression filters. These devices are engineered for compact electronics requiring efficient noise control without excessive board space consumption. The series utilizes specialized ceramic and wire materials to achieve stable inductance characteristics across the specified operating temperature range.

Common Mode Chokes Replacement Considerations

Consult official Murata substitution guides for verified alternatives within the DLW43S family. Ensure any replacement maintains identical package dimensions, pin configuration, and AEC-Q200 certification if automotive compliance is required.