0805CS-121EJFS

Fixed Inductors Overview

The Delta Electronics/Components 0805CS-121EJFS is a fixed wirewound inductor with an unshielded drum core. It features a nominal inductance of 120 nH and a tolerance of ±5%. The component has a rated current of 1.1 A and a DC resistance of 180 mOhm. It operates within a temperature range of -40°C to 125°C and utilizes a ceramic magnetic core. The device is designed for surface mount installation in a 0805 (2012 Metric) package, measuring 2.29mm x 1.80mm with a maximum height of 1.55mm.

Fixed Inductors Feature Summary

• Unshielded drum core construction for high-current applications
• Surface mount design compatible with automated assembly processes
• Wide operating temperature range suitable for diverse environments

Fixed Inductors Applications

• DC-DC converter circuits
• Power supply filtering
• RF signal chokes

Fixed Inductors Procurement Notes

Verify the specific suffix 'JFS' against official datasheets to confirm the 1.1A rating and 180mOhm DCR specifications. Ensure compatibility with RoHS3 standards and check moisture sensitivity level requirements during storage and handling procedures before integration into final assemblies.

Fixed Inductors Selection Notes

Select this component when a compact 0805 footprint is required alongside a 1.1A current rating. Compare the 180mOhm DC resistance against circuit loss requirements. Consider the unshielded nature of the drum core regarding potential electromagnetic interference coupling in dense layouts compared to shielded alternatives.

Fixed Inductors Part Context

This part belongs to the 0805CS series of fixed inductors from Delta Electronics/Components. The series offers various inductance values and current ratings within the standard 0805 surface mount package. This specific model provides a balance of low inductance and high current capacity for power management applications.

Fixed Inductors Replacement Considerations

The 0805CS-121EJTS is a related variant within the same series but differs significantly in electrical characteristics, offering only 400mA rated current and higher DC resistance. Substitution requires careful evaluation of current handling capabilities and thermal performance differences.