1-2176749-4

Overview

The TE Connectivity Passive Product component 1-2176749-4 is a single-element power line ferrite bead designed for surface mount applications. It features a 1206 (3216 Metric) package with dimensions of 0.126 inches in length and 0.063 inches in width, reaching a maximum height of 0.043 inches (1.10mm). The device provides an impedance of 70 Ohms at a test frequency of 100 MHz. It supports a maximum DC current rating of 4 Amperes while maintaining a maximum DC resistance of 35 milliohms. The unit operates within a temperature range of -40°C to +125°C.

Feature Summary

• Provides high-frequency noise suppression through specified impedance characteristics at 100 MHz.
• Engineered for power line applications with a high current handling capability of 4 Amperes.
• Constructed as a shielded surface mount device suitable for automated PCB assembly processes.

Applications

• Power supply input filtering
• High-speed data line noise suppression
• EMI reduction in compact electronic modules

Procurement Notes

Verify the specific lot code and manufacturing date against project requirements before procurement. Confirm that the 1206 footprint matches the design layout precisely. Ensure thermal management strategies account for the 4A current rating and resulting power dissipation. Check for any recent product change notices or lifecycle status updates from the manufacturer to ensure long-term availability.

Selection Notes

Select this component when designing circuits requiring effective common-mode noise attenuation on power rails. The low DC resistance minimizes voltage drop across the component under load. The wide operating temperature range ensures reliability in varied environmental conditions. Consider the physical size constraints of the 1206 package during the layout phase to ensure adequate spacing for soldering.

Part Context

This ferrite bead belongs to the Sigma Inductors passive product family manufactured by TE Connectivity. It is categorized under chip ferrite beads intended for electromagnetic interference suppression. The component utilizes specific ceramic materials to achieve the targeted impedance profile at high frequencies while maintaining structural integrity under mechanical stress.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing board layouts if considering alternative manufacturers. Ensure replacement components match the 1206 footprint and electrical specifications exactly.