FB321611T-221Y-S

Chip Ferrite Bead Overview

The FB321611T-221Y-S is a multilayer ferrite chip bead manufactured by Cal-Chip Electronics, Inc. It operates in the 1206 (3216 Metric) surface mount package with dimensions of 3.2 mm length, 1.6 mm width, and 1.1 mm height. The component provides an impedance of 220 Ohms at 100 MHz and has a maximum DC resistance of 200 mΩ. It supports a current rating of 350 mA and functions within a temperature range of -55°C to 125°C.

Chip Ferrite Bead Feature Summary

• Multilayer ferrite construction for effective EMI/RFI attenuation without requiring additional wiring
• Designed for high solder heat resistance and outstanding solderability suitable for reflow and wave soldering processes
• Surface mount configuration allows direct PCB mounting for compact circuit integration

Chip Ferrite Bead Applications

• Signal line filtering in electronic equipment
• EMI suppression for surface mounted applications
• RFI attenuation in consumer electronics

Chip Ferrite Bead Procurement Notes

Verify the specific part number against manufacturer datasheets to confirm impedance values and current ratings. Ensure compatibility with surface mount assembly processes such as reflow or wave soldering. Check for RoHS compliance status if required by project specifications. Confirm package dimensions match the intended PCB footprint design.

Chip Ferrite Bead Selection Notes

Select this component when a 1206 footprint ferrite bead is required for signal line noise suppression. Consider the 350 mA current rating and 200 mΩ DC resistance for power integrity analysis. Evaluate the 220 Ohm impedance at 100 MHz against the target noise frequency spectrum. Ensure the operating temperature range meets environmental requirements.

Chip Ferrite Bead Part Context

This ferrite bead belongs to the FB series from Cal-Chip Electronics, which utilizes multilayer technology for EMI suppression. The series offers various sizes to accommodate different application needs while maintaining high electrode strength and solder reliability. These components are designed to eliminate EMI/RFI issues directly on the PCB.

Chip Ferrite Bead Replacement Considerations

Cross-reference with other 1206 ferrite beads offering similar 220 Ohm impedance at 100 MHz. Verify that substitute parts meet the same 350 mA current rating and 200 mΩ DC resistance limits. Ensure physical dimensions and terminal configurations are compatible with existing PCB layouts.