HF0402B102R-10

Chip Ferrite Bead Overview

The HF0402B102R-10 is a high-frequency differential mode ferrite chip bead manufactured by Laird-Signal Integrity Products. It features a 0402 (1005 metric) surface-mount package with dimensions of 1.01 mm length, 0.5 mm width, and 0.5 mm height. The component provides an impedance of 1 kOhms at a test frequency of 100 MHz and has a maximum DC resistance of 1.25 Ohms. It supports a maximum DC current rating of 200 mA and operates within a temperature range of -40°C to +125°C.

Chip Ferrite Bead Feature Summary

• Designed for high-frequency differential mode noise suppression in signal integrity applications
• Compact 0402 surface-mount footprint suitable for space-constrained PCB layouts
• Capable of handling up to 200 mA continuous DC current while maintaining filtering performance

Chip Ferrite Bead Applications

• Power line EMI filtering
• Signal line noise attenuation
• High-frequency circuit protection

Chip Ferrite Bead Procurement Notes

Verify the manufacturer part number against official Laird datasheets to ensure authenticity. Confirm that the specific suffix matches the required impedance and current ratings. Check RoHS compliance status through the manufacturer's documentation before integration into regulated products.

Chip Ferrite Bead Selection Notes

Select this component when a 1 kOhm impedance at 100 MHz is required for differential mode filtering. Ensure the PCB layout accommodates the 0402 package size. Verify that the circuit current does not exceed the 200 mA rating to prevent saturation or thermal issues.

Chip Ferrite Bead Part Context

This ferrite bead belongs to the HZ series of high-frequency solid ferrite cable cores and chip beads from Laird-Signal Integrity Products. These components are engineered for effective electromagnetic interference suppression in compact electronic designs requiring reliable signal integrity management.

Chip Ferrite Bead Replacement Considerations

The HF0402A102R-10 is a documented substitute offering similar characteristics within the same product family.