FB321611T-250Y-S

Chip Ferrite Bead Overview

The FB321611T-250Y-S is a multilayer ferrite chip bead manufactured by Cal-Chip Electronics, Inc. It operates as a single-function EMI suppressor in a 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 25 Ohms at 100 MHz for signal line filtering. It supports a maximum current of 0.5 A and features a maximum DC resistance of 100 mOhm. The device is RoHS compliant and lead-free, designed for high-frequency attenuation.

Chip Ferrite Bead Feature Summary

• Multilayer ferrite construction providing high impedance for EMI/RFI attenuation without requiring additional wiring
• Optimized for surface mounting applications with robust solder heat resistance suitable for reflow and wave soldering processes
• Compact 1206 footprint design allowing integration into space-constrained electronic equipment

Chip Ferrite Bead Applications

• High-frequency signal line filtering in electronic circuits
• EMI suppression in portable devices utilizing surface mount technology
• Noise reduction in power supply lines for sensitive components

Chip Ferrite Bead Procurement Notes

Verify the specific impedance value of 25 Ohms at 100 MHz against circuit requirements. Confirm the 0.5 A current rating and 100 mOhm DC resistance are sufficient for the target application. Ensure the 1206 package size aligns with the PCB layout. Check for RoHS compliance documentation if required by regulatory standards. Validate the manufacturer part number FB321611T-250Y-S to avoid confusion with similar series variants.

Chip Ferrite Bead Selection Notes

Select this component when a low-profile ferrite bead is needed for 1206 compatible designs. The 25 Ohm impedance offers moderate filtering for specific noise frequencies around 100 MHz. Consider the 0.5 A current handling capability for power integrity. The low DC resistance minimizes voltage drop in the signal path. Evaluate thermal performance within the -55°C to 125°C operating range.

Chip Ferrite Bead Part Context

This ferrite bead belongs to the FB series of multilayer EMI suppressors from Cal-Chip Electronics. These components utilize magnetic material and multilayered technology to provide effective noise suppression. The series is engineered for reliability in surface mount assembly environments, offering consistent performance across various consumer and industrial electronics applications.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing footprints and electrical specifications before considering alternative manufacturers or series.