DLW44SN242SK2L

Common Mode Chokes Overview

The DLW44SN242SK2L is a two-line common mode choke manufactured by Murata Electronics, designed for surface mount applications. It exhibits an impedance of 2400 ohms at 100 MHz and supports a maximum DC current of 1.4 A. The component features a maximum DC resistance of 75 milliohms and operates within a temperature range of -40°C to +105°C. Its physical dimensions are 4.00 mm in length and width, with a maximum height of 1.50 mm. The device utilizes a horizontal four-pin package configuration.

Common Mode Chokes Feature Summary

• Provides high suppression of electromagnetic interference through compact design
• Supports dual-line signal filtering for power supply applications
• Utilizes surface mount technology for automated PCB assembly

Common Mode Chokes Applications

• Power line filtering
• Electromagnetic interference suppression
• Signal integrity protection in electronic circuits

Common Mode Chokes Procurement Notes

Verify component authenticity and datasheet alignment before integration. Confirm that the specified impedance and current ratings match system requirements. Check for end-of-life status or obsolescence notices from the manufacturer. Ensure storage conditions comply with moisture sensitivity level specifications. Validate compatibility with existing PCB footprint and soldering processes.

Common Mode Chokes Selection Notes

Evaluate the trade-off between impedance performance and DC resistance for specific circuit loads. Consider the thermal management capabilities required for continuous operation at maximum current ratings. Assess the physical space constraints on the printed circuit board against the component's dimensional profile. Verify that the operating temperature range covers the environmental conditions of the final application.

Common Mode Chokes Part Context

This component belongs to the DLW44 series of common mode chokes produced by Murata Electronics. The series is characterized by its suitability for suppressing noise in high-speed digital and power lines. The DLW44SN242SK2L specifically targets applications requiring significant attenuation at radio frequencies while maintaining low insertion loss for differential signals.

Common Mode Chokes Replacement Considerations

Murata suggests the DLW44SM242SK2L as an alternate part number. Verify functional equivalence and pinout compatibility before substitution.