2176745-8

Overview

The TE Connectivity Passive Product component 2176745-8 is a multilayer chip ferrite bead designed for high-current applications. It features a 1204 (3216 metric) surface-mount package with dimensions of 3.2 mm length, 1.6 mm width, and 0.9 mm height. The device provides an impedance of 9 Ohms at a test frequency of 100 MHz, with a tolerance range of 5 to 13 Ohms. It supports a maximum DC current of 4 A and has a maximum DC resistance of 50 mOhms. The operating temperature range spans from -40°C to +125°C.

Feature Summary

• High current handling capability suitable for power line filtering
• Automotive grade construction for reliability in demanding environments
• Shielded design to minimize electromagnetic interference

Applications

• Automotive electronics power distribution networks
• High-current signal line noise suppression
• DC-DC converter output filtering

Procurement Notes

Verify the specific impedance tolerance requirements against the 5-13 Ohm specification before ordering. Confirm that the 1204 package size fits the designated PCB footprint. Ensure the 4 A current rating meets the circuit's peak load demands. Check for automotive qualification certifications if the application requires it. Validate compatibility with standard reflow soldering profiles for SMD components.

Selection Notes

Select this component when high current capacity is required alongside effective high-frequency noise attenuation. The 1204 package offers a balance between current handling and board space efficiency. Consider the low DC resistance to minimize voltage drop and power loss in the circuit path. Evaluate the thermal performance within the specified temperature range for the intended environment.

Part Context

This ferrite bead belongs to the Sigma Inductors family of passive components manufactured by TE Connectivity. It is part of a broader portfolio of EMI suppression solutions designed for modern electronic systems. The component utilizes multilayer ceramic technology to achieve compact size and robust performance. It serves as a critical element in managing electromagnetic compatibility in high-density circuits.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify pinout and impedance characteristics carefully when considering alternative manufacturers. Ensure any replacement matches the 1204 package dimensions and 4 A current rating.