BMB1J0120RS2

Chip Ferrite Bead Overview

The BMB1J0120RS2 is a ferrite bead from the TE Connectivity Passive Product BMB-B series. It features a 120 Ohm impedance at 100 MHz and a maximum DC resistance of 500 milliohms. The component supports a rated current of 200mA and operates within a temperature range of -55°C to 125°C. It utilizes a 0603 (1608 Metric) surface mount package with dimensions of 1.60mm x 0.80mm x 0.95mm.

Chip Ferrite Bead Feature Summary

• Provides high impedance for noise suppression in single-line circuits
• Designed for surface mount integration in compact layouts
• Constructed for stable performance across wide industrial temperature ranges

Chip Ferrite Bead Applications

• High-frequency signal line filtering
• Power supply output noise reduction
• Data bus interference suppression

Chip Ferrite Bead Procurement Notes

Verify the specific suffix RS2 against official TE Connectivity documentation to confirm packaging and compliance status. Confirm availability as this part may be subject to discontinuation notices. Cross-reference the DigiKey number A102078TR-ND for accurate sourcing details and ensure the requested variant matches the exact electrical specifications required for the design.

Chip Ferrite Bead Selection Notes

Select this component when a 120 Ohm impedance at 100 MHz is required for EMI suppression in space-constrained designs. Ensure the circuit current does not exceed the 200mA rating to prevent saturation. Verify that the 0603 footprint aligns with the PCB layout constraints and thermal management requirements of the target application.

Chip Ferrite Bead Part Context

This ferrite bead belongs to the BMB-B series, which offers various impedance values in standard surface mount packages. It serves as a passive filter component to attenuate high-frequency electromagnetic interference. The series is designed for use in consumer electronics and industrial equipment where reliable noise suppression is critical for signal integrity.

Chip Ferrite Bead Replacement Considerations

BMC2AY0600KN is listed as a manufacturer-recommended substitute for similar 0805 ferrite beads, but direct substitution requires verifying impedance curves and current ratings.