LQM21NNR22K10D

Fixed Inductors Overview

The LQM21NNR22K10D is a shielded multilayer inductor manufactured by Murata Electronics, designed for surface-mount applications. It features an inductance of 220 nH with a tolerance of ±10%. The component has a maximum DC current rating of 250 mA and a maximum DC resistance of 380 mOhm. It utilizes a ferrite core material and is housed in a 0805 (2012 metric) package measuring 2.00 mm in length, 1.25 mm in width, and 0.85 mm in height. The device operates within a temperature range of -55°C to +125°C.

Fixed Inductors Feature Summary

• Shielded construction minimizes magnetic field interference with surrounding components.
• Multilayer technology enables compact footprint suitable for high-density PCB layouts.
• Ferrite core material provides stable inductance characteristics across operating temperatures.

Fixed Inductors Applications

• Power supply filtering circuits
• Signal processing lines requiring noise suppression
• General-purpose electronic equipment

Fixed Inductors Procurement Notes

Verify the specific part number against official Murata documentation to confirm availability status, as this component may be discontinued or subject to production changes. Ensure that the ordering suffix matches the required packaging format. Cross-reference technical specifications with the latest datasheet to validate electrical parameters before integration into design projects.

Fixed Inductors Selection Notes

Select this component when a shielded inductor is required to prevent electromagnetic interference in close-proximity circuit designs. The 0805 package size offers a balance between current handling capability and board space efficiency. Consider the 250 mA current rating and low DC resistance to ensure minimal power loss and thermal generation in the target application environment.

Fixed Inductors Part Context

This component belongs to the LQM21 series of fixed inductors from Murata Electronics. The series is characterized by its shielded structure and suitability for surface-mount technology. These inductors are engineered for use in portable devices and general electronics where space constraints and signal integrity are critical design factors.

Fixed Inductors Replacement Considerations

Public confirmed substitute part numbers include LQW18CNR22K00D. Verify compatibility regarding inductance value, current rating, and physical dimensions before substitution.