CTCB0805F-121M

Chip Ferrite Bead Overview

The CTCB0805F-121M is a single-line multilayer ferrite bead designed for data line filtering in the 0805 surface-mount package. It exhibits an impedance of 120 Ohms at 100 MHz and supports a maximum current rating of 800 mA. The component features a low DC resistance of 150 milliohms with a tolerance of ±25%. Its compact dimensions are 2.0 mm by 1.2 mm by 0.9 mm, making it suitable for space-constrained high-frequency noise suppression applications.

Chip Ferrite Bead Feature Summary

• Multilayer construction for effective high-frequency noise attenuation
• Single-line configuration optimized for individual data path filtering
• Compact 0805 footprint facilitates dense PCB layout integration

Chip Ferrite Bead Applications

• Data line noise suppression
• High-speed signal integrity protection
• EMI filtering in portable electronics

Chip Ferrite Bead Procurement Notes

Verify the specific ordering suffix to confirm packaging format, as variations exist between tape-and-reel and bulk options. Ensure the selected variant matches the required impedance tolerance and current handling capabilities for the target circuit design before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when a 120 Ohm impedance at 100 MHz is required for single-channel data lines. Consider the 800 mA current limit and 150 milliohm DC resistance to ensure compatibility with the power budget and signal integrity requirements of the application without excessive voltage drop.

Chip Ferrite Bead Part Context

This part belongs to the CTCBF series from Central Technologies, which offers various impedance values within the standard 0805 package. The series provides standardized multilayer ferrite solutions for common-mode and differential-mode noise reduction across diverse consumer and industrial electronic devices.

Chip Ferrite Bead Replacement Considerations

Direct substitutes include other 0805 ferrite beads with 120 Ohms @ 100 MHz impedance and similar current ratings. Verify pinout compatibility and thermal characteristics when cross-referencing with alternative manufacturers' offerings.