HRB0805S121J1.00FT

Chip Ferrite Bead Overview

The HRB0805S121J1.00FT is a high-reliability ferrite chip bead from the AEM HRB series, designed for surface mount applications in the 0805 (2012 metric) package. It provides an impedance of 120 Ohms at a test frequency of 100 MHz with a tolerance of +/-5%. The component supports a maximum DC current of 1 A and features a maximum DC resistance of 200 mOhms. It operates within a temperature range of -55°C to +125°C and measures 2 mm in length, 1.25 mm in width, and 0.9 mm in height.

Chip Ferrite Bead Feature Summary

• High-reliability construction suitable for mission-critical environments
• Surface mount design for automated PCB assembly
• Ferrite material for effective electromagnetic interference suppression

Chip Ferrite Bead Applications

• Avionics systems
• Spacecraft electronics
• Satellite components

Chip Ferrite Bead Procurement Notes

Verify RoHS compliance status as documentation indicates non-compliance. Confirm availability through authorized distributors, noting potential shipping restrictions in specific regions. Ensure the ordering suffix matches the required impedance tolerance and packaging format. Validate that the component meets specific aerospace or defense qualification standards required by the end application before finalizing procurement.

Chip Ferrite Bead Selection Notes

Select this component when a 0805 footprint is required for EMI filtering in high-reliability circuits. Choose based on the 120 Ohm impedance at 100 MHz and 1 A current rating. Consider the -55°C to +125°C operating range for harsh environment suitability. Verify compatibility with SMD/SMT assembly processes and ensure the physical dimensions fit the designated board space.

Chip Ferrite Bead Part Context

This part belongs to the HRB / 03024 Chip Bead Series manufactured by AEM, Inc., a provider of high-reliability electronic components for aerospace, defense, and mission-critical applications. The series includes various ferrite beads optimized for avionics, spacecraft, and satellite use cases, emphasizing durability and performance under extreme conditions.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official AEM resources or distributor cross-reference tools for compatible alternatives with matching impedance, current ratings, and package dimensions.