HI0603N300R-10

Chip Ferrite Bead Overview

The HI0603N300R-10 is a single-line ferrite chip bead from the HI series, manufactured by Laird-Signal Integrity Products. It features a 0603 (1608 metric) surface-mount package with dimensions of 1.60mm length and 0.80mm width. The component provides an impedance of 30 Ohms at a test frequency of 100 MHz. It supports a maximum DC current rating of 4 Amperes and has a maximum DC resistance of 30 milliohms. The device operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides broadband electromagnetic interference filtering for power and signal lines
• Designed for high-current applications with a 4A rated current capacity
• Utilizes a monolithic construction suitable for surface-mount assembly

Chip Ferrite Bead Applications

• Power supply line filtering
• Signal line noise suppression
• High-current circuit protection

Chip Ferrite Bead Procurement Notes

Verify the specific manufacturer designation on official documentation, as some sources list Qnity while others cite Laird. Confirm RoHS compliance status through the latest datasheet, as records vary between detailed and unspecified states. Ensure the part number matches the exact suffix required for your bill of materials before ordering.

Chip Ferrite Bead Selection Notes

Select this component when a low-impedance path is required for high-current rails needing moderate high-frequency attenuation. The 30 Ohm impedance at 100 MHz offers a balance between noise suppression and minimal voltage drop. Consider the 0603 footprint constraints and the -55°C to +125°C operating range against your thermal design requirements.

Chip Ferrite Bead Part Context

This part belongs to the HI series of ferrite beads, which are characterized by their ability to handle higher currents compared to standard signal-line components. The series is designed for EMI filtering in compact electronic designs where space is limited but significant current carrying capability is necessary for power integrity.

Chip Ferrite Bead Replacement Considerations

MI0603K300R-10 is listed as a direct substitute, though it has a lower current rating of 1.5A and different physical dimensions.