CIH03T18NJNC

Fixed Inductors Overview

The Samsung Electro-Mechanics CIH03T18NJNC is a surface-mount multi-layer ceramic inductor from the CIH03T series. It features an inductance of 18 nH with a tolerance of ±5%. The component has a maximum DC current rating of 100 mA and a maximum DC resistance of 0.9 Ohms. It operates within a temperature range of -55°C to +125°C and exhibits a Q factor of 6 at 100 MHz.

Fixed Inductors Feature Summary

• Multi-layer ceramic construction for compact surface-mount integration
• Optimized for high-frequency RF applications with low ESL characteristics
• Designed for stable performance across extended industrial temperature ranges

Fixed Inductors Applications

• RF circuit filtering and impedance matching
• High-frequency signal processing modules
• Mobile communication device power supplies

Fixed Inductors Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific ordering suffix matches the required electrical parameters. Check for recent production change notices regarding material updates. Ensure storage conditions comply with moisture sensitivity level requirements before reflow soldering.

Fixed Inductors Selection Notes

Select this component when ultra-thin profiles and low equivalent series inductance are critical. Compare against alternative packages if board space allows for higher current ratings. Evaluate thermal management needs given the 100 mA current limit. Ensure the self-resonant frequency aligns with the target operating bandwidth.

Fixed Inductors Part Context

This part belongs to the CIH03T series, designed for applications requiring small footprints and high reliability. Samsung Electro-Mechanics utilizes advanced ceramic materials to achieve consistent electrical performance. The series supports various inductance values tailored for modern electronic miniaturization trends.

Fixed Inductors Replacement Considerations

Direct substitutes include parts with identical 18 nH inductance, ±5% tolerance, and similar physical dimensions. Verify that replacement components meet the same 100 mA current rating and 0.9 Ohm DCR specifications. Cross-reference Q-factor curves to ensure RF performance compatibility.