LBMGA201208T121RG

Chip Ferrite Bead Overview

The LBMGA201208T121RG is a wire-wound ferrite bead inductor from the Taiyo Yuden LBMC/LBMG series, designed for power line applications. It features an 0805 (2012 metric) surface-mount package with dimensions of 2.0 mm length, 1.25 mm width, and 0.8 mm height. The component provides an impedance of 120 Ohms at 100 MHz with a tolerance of ±25%. It supports a maximum DC current of 2.5 A and has a maximum DC resistance of 32 mΩ. Operating temperatures range from -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Wire-wound construction for high-frequency noise suppression on power lines
• High current handling capability suitable for power supply filtering
• Automotive-grade reliability with AEC-Q200 qualification

Chip Ferrite Bead Applications

• Power line noise suppression in automotive electronics
• EMI filtering in industrial equipment power circuits
• Signal integrity management in medical device power supplies

Chip Ferrite Bead Procurement Notes

Verify the specific ordering suffix and packaging configuration against the manufacturer's latest datasheet before procurement. Confirm that the selected variant meets the required impedance tolerance and current ratings for the target application. Ensure compliance with RoHS directives and check for any specific automotive qualification certifications if used in regulated environments.

Chip Ferrite Bead Selection Notes

Select this component when high-current power line filtering is required in a compact 0805 footprint. The wire-wound design offers superior performance compared to chip-type beads at higher frequencies. Consider the 2.5 A current rating and low DC resistance to minimize voltage drop and power loss in the circuit path.

Chip Ferrite Bead Part Context

This part belongs to the LBMG series of wire-wound ferrite beads from Taiyo Yuden. These components are engineered for robust performance in harsh environments, including automotive and industrial sectors. The series emphasizes high reliability and long lifetime, utilizing advanced manufacturing processes and proprietary raw materials for consistent quality.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative suppliers by matching impedance, current rating, and package dimensions.