HRB0805S300J4.00FT

Chip Ferrite Bead Overview

The AEM HRB0805S300J4.00FT is a high-reliability ferrite chip bead in an 0805 surface-mount package. It provides an impedance of 30 Ohms with a tolerance of ±5% at a test frequency of 100 MHz. The component supports a maximum DC current of 4.0 Amperes and has a maximum DC resistance of 4.0 milliohms. It operates within a temperature range of -55°C to +125°C, with physical dimensions of 2.0 mm length, 1.25 mm width, and 0.9 mm height.

Chip Ferrite Bead Feature Summary

• DLA-approved for mission-critical applications
• High-reliability construction for harsh environments
• Surface-mount design for automated assembly

Chip Ferrite Bead Applications

• Military electronic systems
• Aviation communication equipment
• Spacecraft power distribution networks

Chip Ferrite Bead Procurement Notes

Verify the DLA approval status and specific lot traceability requirements before procurement. Confirm that the RoHS designation matches project specifications, as indicated by manufacturer data. Ensure the ordering suffix corresponds to the required tape and reel packaging configuration for production integration.

Chip Ferrite Bead Selection Notes

Select this component when high current handling capability is required alongside EMI suppression in space-constrained designs. The 0805 footprint allows for compact PCB layouts while maintaining robust thermal performance. Consider the low DC resistance to minimize voltage drop in high-current power lines.

Chip Ferrite Bead Part Context

This part belongs to the HRB series of high-reliability ferrite chips from AEM. These components are specifically engineered to meet stringent military and aerospace standards. The series offers various impedance values and current ratings within standardized packages to support diverse filtering needs in critical infrastructure.

Chip Ferrite Bead Replacement Considerations

Consult official substitution lists for equivalent DLA-approved ferrite beads. Verify that any alternative maintains the same 0805 footprint, 30 Ohm impedance at 100 MHz, and 4.0 A current rating to ensure circuit compatibility.