0805CS-121EKFS

Fixed Inductors Overview

The Delta Electronics/Components 0805CS-121EKFS is a fixed surface-mount inductor from the 0805CS series. It features an unshielded drum core, wirewound construction with a ceramic magnetic core. The component provides an inductance of 120 nH with a tolerance of ±10%. It supports a current rating of 1.1 A and has a DC resistance of 180 mΩ. The self-resonant frequency is 1.1 GHz, measured at a test frequency of 150 MHz. It operates within a temperature range of -40°C to 125°C and is available in a standard 0805 (2012 Metric) package.

Fixed Inductors Feature Summary

• Unshielded drum core wirewound design for high-frequency performance
• High current handling capability of 1.1 A with low DC resistance
• Stable electrical characteristics across a wide operating temperature range

Fixed Inductors Applications

• RF signal filtering in communication modules
• Power supply input/output filtering
• Impedance matching circuits in RF front-ends

Fixed Inductors Procurement Notes

Verify the specific ordering suffix to ensure correct packaging and tolerance specifications. Confirm that the selected variant matches the required current rating and inductance tolerance for the target circuit design. Check RoHS compliance status if environmental regulations apply to the final assembly process.

Fixed Inductors Selection Notes

Select this component when a compact 0805 footprint is required for high-current applications. The unshielded design may require consideration for electromagnetic interference in dense layouts. Ensure the operating frequency remains below the self-resonant frequency for effective inductive behavior.

Fixed Inductors Part Context

This part belongs to the 0805CS series of fixed inductors manufactured by Delta Electronics/Components. The series offers various inductance values and current ratings within the standard 0805 surface-mount package, catering to diverse power management and RF application needs.

Fixed Inductors Replacement Considerations

Compatible substitutes include the 0805CS-121EJTS and 0805CS-121EKTS. Note that these alternatives differ in current rating and DC resistance; verify electrical compatibility before substitution.