MMZ1608Q331BTD25

Overview

The MMZ1608Q331BTD25 is a ferrite chip bead from the MMZ Auto 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 330 Ohms at a test frequency of 100 MHz, with a tolerance of ±25%. It supports a maximum DC current of 400 mA and has a maximum DC resistance of 500 mOhms. Operating temperatures range from -55°C to +125°C. The part is AEC-Q200 qualified for automotive applications.

Feature Summary

• AEC-Q200 qualified for automotive reliability standards
• Designed for signal line noise suppression
• Compact 0603 surface-mount form factor

Applications

• Automotive electronic circuits
• Signal line noise filtering
• High-frequency interference suppression

Procurement Notes

Verify the specific suffix BTD25 against official TDK documentation to confirm tape-and-reel packaging specifications. Ensure the selected variant matches the required impedance and current ratings for the target circuit design before finalizing procurement orders.

Selection Notes

Select this component when automotive-grade ferrite beads are required for high-frequency noise suppression in compact spaces. The 0603 footprint suits dense PCB layouts, while the 400 mA rating accommodates moderate signal currents. Verify thermal management requirements within the -55°C to +125°C operating range.

Part Context

This component belongs to the MMZ Auto series, specifically engineered for automotive electronics. It serves as a passive filter element to attenuate electromagnetic interference on signal lines. The 0603 size balances performance with space efficiency in modern vehicle control modules.

Replacement Considerations

Cross-reference with other MMZ1608 variants offering similar impedance and current ratings. Confirm package compatibility and electrical characteristics match the original design requirements before substitution.