MA3216-471M4

Chip Ferrite Bead Overview

The MA3216-471M4 is a ferrite bead array manufactured by Bourns Inc. in the 1206 (3216 Metric) surface-mount package. It provides an impedance of 470 Ohms at 100 MHz with a maximum DC resistance of 0.45 Ohms and a rated current of 100 mA. The component features a single-line configuration within a compact footprint designed for high-density circuit board layouts.

Chip Ferrite Bead Feature Summary

• Provides electromagnetic interference suppression through high-frequency impedance characteristics
• Utilizes a compact 1206 surface-mount form factor for space-constrained designs
• Features a single-channel architecture for targeted signal line filtering

Chip Ferrite Bead Applications

• High-speed data handling circuits requiring noise attenuation
• FPGA interface protection and signal integrity management
• General-purpose EMI suppression in compact electronic assemblies

Chip Ferrite Bead Procurement Notes

This component is classified as obsolete and is no longer manufactured by Bourns Inc. Availability is limited to existing stock or secondary market sources. Verification of part authenticity and storage history is critical when sourcing from non-direct suppliers due to the discontinued status.

Chip Ferrite Bead Selection Notes

Designers should evaluate alternative components from the same series or newer generations that offer similar electrical specifications. Considerations must include impedance profiles, current ratings, and physical dimensions to ensure compatibility with existing board layouts and performance requirements without relying on discontinued inventory.

Chip Ferrite Bead Part Context

The MA3216 series represents Bourns' lineup of chip bead arrays designed for EMI suppression. These components are engineered to attenuate high-frequency noise while maintaining signal integrity in digital and mixed-signal applications. The specific model utilizes standard termination materials suitable for reflow soldering processes.

Chip Ferrite Bead Replacement Considerations

Public documentation indicates that parts such as MA3216-601M4 and MA3216-102M4 exist within the same product family. Engineers should verify if these variants meet specific impedance or current requirements before substitution.