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DLW21HN900HQ2L is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Murata Electronics. Its product description is CMC 220MA 2LN 90 OHM SMD. Review the specifications below when checking this part for your BOM.
The DLW21HN900HQ2L is a two-line common mode choke filter manufactured by Murata Electronics, designed for surface-mount PCB assembly. It operates within an impedance range of 90 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 220 mA and exhibits a maximum DC resistance of 590 mOhms. It functions reliably across a temperature range from -40°C to +85°C. The device utilizes a wirewound construction housed in an unshielded 0805 (2012 metric) package measuring 2 mm x 1.2 mm x 0.9 mm.
Verify the complete part number including suffixes against official manufacturer documentation to ensure correct impedance and current ratings. Confirm package dimensions and termination type match design requirements. Check for specific automotive or industrial qualification certifications if operating conditions exceed standard commercial limits. Ensure storage and handling procedures comply with moisture sensitivity levels defined in the datasheet.
Select this component when a low-profile 0805 footprint is required for common mode noise reduction on differential pairs. Evaluate the 220 mA current rating against peak operational loads to prevent saturation. Consider the 590 mOhm DC resistance impact on signal attenuation. Compare impedance values at target frequencies against EMI requirements. Verify thermal performance within the -40°C to +85°C operating range.
This component belongs to the EMIFIL DLW21 series of common mode chokes. The series offers various impedance options in a standardized 0805 surface-mount package. These filters are engineered for applications requiring effective noise suppression in space-constrained environments. The DLW21HN900HQ2L specifically targets circuits needing 90 Ohms impedance at 100 MHz.
The impedance of 90 Ohms is specified at a test frequency of 100 MHz.
No, the DLW21HN900HQ2L is an unshielded common mode choke filter.
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