LQW18AS51NJ00D

Fixed Inductors Overview

The Murata LQW18AS51NJ00D is an unshielded wirewound RF inductor designed for surface mount applications. It features a nominal inductance of 51 nH with a tolerance of 5%. The component operates within a temperature range of -40°C to +125°C and supports a maximum DC current of 400 mA. Key electrical specifications include a minimum Q factor of 34, a self-resonant frequency of 1.7 GHz, and a maximum DC resistance of 540 mOhms. It utilizes a standard 0603 (1608 metric) package with dimensions of 1.6 mm length, 0.8 mm width, and 0.8 mm height.

Fixed Inductors Feature Summary

• Unshielded wirewound construction suitable for RF signal paths
• Compact 0603 surface mount footprint for space-constrained designs
• High self-resonant frequency supporting GHz-range operations

Fixed Inductors Applications

• RF circuit filtering
• Impedance matching networks
• General purpose RF applications

Fixed Inductors Procurement Notes

Verify the specific ordering suffix against official Murata documentation to ensure correct tolerance and packaging configuration. Confirm RoHS compliance status through the manufacturer's latest datasheet or certification documents prior to procurement. Cross-reference the Mouser part number 81-LQW18AS51NJ00D with the manufacturer's catalog to validate availability and exact technical parameters.

Fixed Inductors Selection Notes

Select this component when an unshielded inductor is required to minimize magnetic interference coupling in adjacent circuits. The 0603 package size offers a balance between current handling capability and board space efficiency. Ensure the operating frequency remains below the 1.7 GHz self-resonant point to maintain inductive behavior. Consider the 400 mA current rating against peak load requirements to prevent saturation.

Fixed Inductors Part Context

This part belongs to the Murata LQW series of fixed inductors, specifically engineered for radio frequency applications. The LQW18AS variant denotes a wirewound type housed in a standard 0603 case size. This series provides reliable performance for high-frequency signal processing tasks where compactness and stable inductance are critical design factors.

Fixed Inductors Replacement Considerations

Consult official Murata substitution guides for verified equivalents. No direct substitute part numbers are confirmed in the provided source material.