MMZ0603S121CTD25

Overview

The MMZ0603S121CTD25 is a ferrite bead from the TDK MMZ series, designed for general signal line noise suppression. It features a 0201 (0603 metric) surface-mount package with dimensions of 0.6 mm length, 0.3 mm width, and 0.3 mm height. The component provides an impedance of 120 Ohms at a test frequency of 100 MHz. It supports a maximum DC current of 200 mA and has a maximum DC resistance of 450 mOhms with a tolerance of 25%. 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
• Gigaspira structure for high impedance in GHz bands
• Compact 0201 surface-mount footprint

Applications

• General signal line noise suppression
• Automotive electronic circuits
• High-frequency EMI filtering

Procurement Notes

Verify the specific suffix TD25 against official TDK documentation to confirm packaging details and compliance status. Ensure the selected variant matches the required impedance and current ratings for the target circuit design. Cross-reference the manufacturer part number with authorized distributor catalogs to confirm availability and authenticity before finalizing procurement orders.

Selection Notes

Select this component for applications requiring compact noise filtering on signal lines with currents up to 200 mA. The 0201 package suits space-constrained designs. Verify that the 120 Ohm impedance at 100 MHz aligns with the noise frequencies present in the circuit. Consider the thermal operating range of -55°C to +125°C for environmental compatibility.

Part Context

This ferrite bead belongs to the TDK MMZ series, which utilizes proprietary iron oxide technology for effective noise elimination. The series includes various packages and impedance values, ranging from ultra-small formats to high-current power line options. The MMZ0603S121CTD25 specifically targets general signal lines within the 0603 metric form factor.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.