CTCB0402F-121P

Chip Ferrite Bead Overview

The CTCB0402F-121P is a multilayer power line ferrite bead manufactured by Central Technologies in a 0402 (1005 metric) surface-mount package. It exhibits an impedance of 120 ohms at 100 MHz and a maximum DC resistance of 90 milliohms. The component supports a rated current of 1.4 amperes and maintains a tolerance of ±25%. It operates within a temperature range of -40°C to +125°C, with physical dimensions measuring 1.0 mm in length, 0.5 mm in width, and 0.5 mm in height.

Chip Ferrite Bead Feature Summary

• Multilayer construction designed for power line filtering applications
• Compact 0402 footprint suitable for space-constrained designs
• High current handling capability up to 1.4 amperes

Chip Ferrite Bead Applications

• Power line noise suppression
• Signal integrity protection in compact electronics
• EMI filtering in portable devices

Chip Ferrite Bead Procurement Notes

Verify the specific impedance value and current rating against the manufacturer's datasheet before integration. Confirm that the 0402 package dimensions align with the PCB land pattern requirements. Ensure the operating temperature range meets the environmental conditions of the final assembly. Check for RoHS compliance status if required by project specifications.

Chip Ferrite Bead Selection Notes

Select this component when high current capacity is required in a minimal footprint. The low DC resistance minimizes voltage drop across the filter. The 120-ohm impedance provides effective attenuation at 100 MHz. Consider the ±25% tolerance when designing precise signal paths. Evaluate thermal performance under continuous load conditions.

Chip Ferrite Bead Part Context

This part belongs to the CTCBF-PWR series from Central Technologies, which specializes in multilayer chip beads. The series offers various impedance values and current ratings in standard SMD packages. These components are engineered for general-purpose EMI suppression in consumer and industrial electronics.

Chip Ferrite Bead Replacement Considerations

Cross-reference with other 0402 ferrite beads offering 120 ohms impedance at 100 MHz and 1.4A current rating. Verify dimensional compatibility and terminal configuration before substitution.