EMI0805R-11

Chip Ferrite Bead Overview

The Delevan EMI0805R-11 is a surface-mount ferrite bead designed for EMI/RFI suppression in high-frequency circuits. It features an 11 Ohm impedance at a test frequency of 100 MHz and supports a maximum DC current of 500 mA. The component exhibits a maximum DC resistance of 300 mOhms and operates within a temperature range of -55°C to +125°C. Housed in a compact 0805 (2012 metric) package with dimensions of 2 mm length, 1.25 mm width, and 0.9 mm height, it utilizes SMD/SMT terminations for PCB mounting.

Chip Ferrite Bead Feature Summary

• Provides effective electromagnetic interference and radio frequency interference suppression across a wide frequency spectrum.
• Engineered for high reliability in demanding environments with extended operational temperature capabilities.
• Utilizes a compact surface-mount form factor suitable for space-constrained printed circuit board layouts.

Chip Ferrite Bead Applications

• High-frequency signal line filtering
• Power supply noise attenuation
• Data bus protection

Chip Ferrite Bead Procurement Notes

Verify the specific impedance tolerance and current rating requirements against the official datasheet before integration. Confirm that the operating temperature range aligns with the system's thermal profile. Ensure compatibility with standard reflow soldering profiles for SMD components. Check for any end-of-life notifications or discontinuance alerts from the manufacturer prior to finalizing procurement plans.

Chip Ferrite Bead Selection Notes

Select this component when a low-profile solution is required for suppressing broadband noise on signal or power lines. The 0805 footprint offers a balance between current handling capacity and board space efficiency. Consider the 11 Ohm impedance value relative to the target noise frequencies to ensure effective attenuation without excessive signal degradation.

Chip Ferrite Bead Part Context

This part belongs to the EMI0805R series of shielded surface-mount ferrite beads manufactured by API Delevan Inc. The series is characterized by its ability to deliver effective EMI suppression in a compact footprint. These components are designed to meet stringent quality standards for use in various electronic applications requiring reliable noise control.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference availability through authorized distributors if alternative sourcing is required.

Chip Ferrite Bead FAQ

What is the test frequency for the impedance specification?

The impedance specification of 11 Ohms is measured at a test frequency of 100 MHz.

What is the maximum DC current rating?

The maximum DC current rating for the EMI0805R-11 is 500 mA.