ER1840-03KM

Fixed Inductors Overview

The Delevan ER1840-03KM is an axial leaded RF inductor from the Established Reliability series. It features a nominal inductance of 270 nH with a tolerance of ±10%. The component has a maximum DC resistance of 65 mOhms and a rated current of 2 A. It utilizes an unshielded molded construction suitable for PCB mount applications. Physical dimensions include a length of 11.1 mm and a diameter of 4.75 mm.

Fixed Inductors Feature Summary

• Axial leaded construction for through-hole mounting
• Unshielded molded design for RF applications
• Established Reliability product classification

Fixed Inductors Applications

• RF circuit filtering
• High-frequency signal processing
• General purpose RF inductive components

Fixed Inductors Procurement Notes

Verify RoHS compliance status as sources indicate non-compliance or lead content. Confirm package type matches application requirements, noting variations between reel and bulk packaging descriptions across distributors. Ensure axial lead orientation aligns with PCB layout constraints before ordering.

Fixed Inductors Selection Notes

Select this component when a 270 nH inductance value is required for high-frequency circuits. Consider the 2 A current rating and low DC resistance for power handling needs. Verify that the unshielded design does not interfere with nearby sensitive components due to potential magnetic field emission.

Fixed Inductors Part Context

This part belongs to the Delevan ER1840 series of established reliability RF inductors. The series offers various inductance values with axial leads. The ER1840-03KM specifically provides 270 nH, distinguishing it from other series members like the ER1840-19JM (330 uH) or ER1840-17JM (33 uH).

Fixed Inductors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Cross-reference with other Delevan ER1840 series parts only if electrical parameters match specific circuit requirements.