CIM21J222NE

Chip Ferrite Bead Overview

The CIM21J222NE is a single-line ferrite bead from the Samsung Electro-Mechanics CIM21 series, housed in an 0805 (2012 Metric) surface-mount package. It exhibits an impedance of 2.2 kOhms at 70 MHz and supports a maximum rated current of 300 mA. The component features a maximum DC resistance of 700 mOhm and operates within a temperature range of -55°C to 125°C. Physical dimensions are 2.00mm x 1.25mm with a maximum height of 1.10mm.

Chip Ferrite Bead Feature Summary

• Provides high-frequency noise suppression through significant impedance characteristics at 70 MHz
• Designed for compact surface-mount integration in space-constrained circuit layouts
• Constructed to withstand thermal stress across a wide industrial operating temperature range

Chip Ferrite Bead Applications

• High-speed digital signal line filtering
• Power supply noise attenuation in portable devices
• EMI suppression in compact consumer electronics

Chip Ferrite Bead Procurement Notes

Verify current availability status as this component may be subject to discontinuation notices. Confirm RoHS3 compliance and specific packaging requirements such as tape and reel quantities before finalizing procurement orders. Ensure compatibility with existing design specifications regarding impedance and current ratings.

Chip Ferrite Bead Selection Notes

Select this component when high impedance at 70 MHz is required for EMI suppression in small form factors. Consider the 300 mA current rating and 700 mOhm DCR for power integrity analysis. Evaluate the 0805 footprint against board space constraints and thermal management needs for the target application environment.

Chip Ferrite Bead Part Context

This part belongs to the CIM21 series of multilayer chip beads manufactured by Samsung Electro-Mechanics. The series utilizes ceramic technology to provide stable frequency-dependent impedance characteristics. These components are engineered for reliable performance in demanding electronic environments requiring effective high-frequency noise control.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include Murata Electronics BLM21PG221SN1D. Verify electrical equivalence and physical footprint compatibility before substitution.