S1812R-154G

Fixed Inductors Overview

The S1812R-154G is a shielded surface-mount RF inductor manufactured by Delevan. It features a ferrite core and offers an inductance of 150 µH with a tolerance of ±2%. The component has a maximum DC resistance of 8 Ohms and supports a maximum DC current of 158 mA. It operates within a temperature range of -55°C to +125°C, exhibits a minimum Q factor of 40, and has a self-resonant frequency of 5 MHz. The physical dimensions are 4.8 mm x 3.4 mm x 3.4 mm.

Fixed Inductors Feature Summary

• Shielded construction for reduced electromagnetic interference
• Ferrite core material for stable RF performance
• Surface mount design for automated PCB assembly

Fixed Inductors Applications

• RF circuit filtering
• Power supply chokes
• Signal processing networks

Fixed Inductors Procurement Notes

Verify the manufacturer part number against official Delevan documentation to ensure authenticity. Confirm RoHS compliance status through the latest datasheet or environmental declaration. Check for Product Change Notifications (PCN) regarding potential manufacturing updates. Validate electrical parameters against specific application requirements before procurement.

Fixed Inductors Selection Notes

Select this component when a high-inductance value is required in a compact 1812 package. Ensure the operating current does not exceed 158 mA to prevent saturation. Verify that the 8 Ohm DC resistance aligns with power loss constraints. Consider the 5 MHz self-resonant frequency limit for high-frequency applications.

Fixed Inductors Part Context

This part belongs to the S1812/R series of shielded RF inductors from Delevan. The series provides various inductance values in a standardized 1812 footprint. These components are designed for space-constrained electronic designs requiring reliable magnetic shielding and consistent electrical characteristics across wide temperature ranges.

Fixed Inductors Replacement Considerations

Consult official substitution guides for equivalent parts. Cross-reference specifications such as inductance, current rating, and physical dimensions. Verify compatibility with existing PCB footprints and soldering profiles.