GMLB-100505-0120Y-SJ

Chip Ferrite Bead Overview

The GMLB-100505-0120Y-SJ is a multilayer ferrite chip bead from the Pulse Electronics BBSJ series, designed for surface-mount applications. It features a 0402 (1005 metric) package with shielded construction to minimize electromagnetic interference. The component provides an impedance of 120 ohms at a test frequency of 100 MHz and supports a maximum DC current of 500 mA. It operates within a temperature range of -55°C to +125°C and has a maximum DC resistance of 250 milliohms.

Chip Ferrite Bead Feature Summary

• Shielded multilayer ferrite construction for effective EMI suppression
• Surface-mount design compatible with standard SMD/SMT assembly processes
• High thermal stability suitable for demanding operating environments

Chip Ferrite Bead Applications

• RF circuit noise filtering
• Power line signal integrity protection
• General-purpose EMI suppression in compact electronics

Chip Ferrite Bead Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to ensure correct impedance and tolerance specifications. Confirm RoHS compliance status through official datasheets prior to integration. Cross-reference part aliases such as GMLB-100505-0120Y-SJ-RU when sourcing from distributors to ensure exact component matching.

Chip Ferrite Bead Selection Notes

Select this component for applications requiring low-profile shielding and stable performance across wide temperature ranges. Ensure the 500 mA current rating aligns with the target circuit's operational requirements. Verify that the 0402 footprint matches the PCB layout constraints and that the 120-ohm impedance meets the specific noise attenuation needs of the design.

Chip Ferrite Bead Part Context

This part belongs to the BBSJ series of multilayer ferrite beads manufactured by Pulse Electronics. It is also identified under aliases including GMLB-100505-0120Y-SJ-RU. The series utilizes specialized ferrite formulas for EMI suppression, offering shielded variants to enhance performance in dense electronic assemblies.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.