KMZ1608SHR121ATD25

Chip Ferrite Bead Overview

The KMZ1608SHR121ATD25 is a ferrite chip bead from the KMZ-HR series, manufactured by TDK. It features a 0603 (1608 metric) surface-mount package with dimensions of 1.6 mm length, 0.8 mm width, and 0.8 mm height. The component provides an impedance of 120 Ohms at a test frequency of 100 MHz and supports a maximum DC current of 500 mA. Its maximum DC resistance is 150 mOhms with a tolerance of ±25%. Certified to AEC-Q200 standards, it operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• AEC-Q200 qualified for automotive reliability requirements
• Soft resin electrode construction for enhanced mechanical robustness
• Designed specifically for general signal line noise suppression

Chip Ferrite Bead Applications

• Automotive electronic circuit noise suppression
• General signal line filtering in vehicle systems
• High-reliability embedded electronics applications

Chip Ferrite Bead Procurement Notes

Verify the specific suffix 'HR' against official TDK documentation to confirm soft resin electrode specifications. Ensure the part number matches the exact impedance and current ratings required for the target signal line application. Cross-reference the AEC-Q200 certification status directly with manufacturer datasheets to validate automotive grade compliance before integration.

Chip Ferrite Bead Selection Notes

Select this component when automotive-grade reliability is mandatory for signal integrity management. The soft resin electrode design offers superior durability compared to standard metal electrodes. Verify that the 500 mA current rating aligns with the operational load of the protected circuit to prevent saturation or excessive heating during normal operation.

Chip Ferrite Bead Part Context

This component belongs to the KMZ-HR series, which distinguishes itself through the use of soft resin electrodes. This series is engineered to meet the stringent demands of the automotive industry while providing effective electromagnetic interference mitigation. It serves as a specialized solution for protecting sensitive signal lines in harsh operating environments.

Chip Ferrite Bead Replacement Considerations

The MMZ1608R121ATD25 shares identical electrical parameters including 120 Ohms impedance and 500 mA rating. However, verify if the standard electrode type of the MMZ variant meets the mechanical stress requirements intended for the soft resin KMZ series.