MMZ1608Q121BTD25

Overview

The MMZ1608Q121BTD25 is a surface-mount ferrite bead from the TDK MMZ Auto series, designed for signal line applications. It features a 0603 (1608 metric) 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, with a tolerance of 25%. It supports a maximum DC current of 500 mA and has a maximum DC resistance of 300 mOhms. Operating temperatures range from -55°C to +125°C. The part holds AEC-Q200 qualification.

Feature Summary

• AEC-Q200 qualified for automotive reliability standards
• Optimized for high-frequency noise suppression in signal lines
• Compact 0603 surface-mount footprint for space-constrained designs

Applications

• Automotive electronic signal circuits
• High-speed data line noise filtering
• Embedded system power integrity management

Procurement Notes

Verify the specific suffix TD25 against official TDK documentation to confirm packaging type and reel specifications. Ensure the AEC-Q200 certification status aligns with project requirements by checking the latest datasheet revision. Confirm RoHS compliance details directly from the manufacturer's declaration before procurement.

Selection Notes

Select this component when automotive-grade reliability is required for signal integrity. The 120 Ohm impedance at 100 MHz targets specific EMI frequencies. Verify that the 500 mA current rating exceeds the circuit's peak operating current to prevent saturation. The 0603 package size must fit the available PCB real estate constraints.

Part Context

This part belongs to the MMZ Auto series, which is TDK's dedicated line for automotive electronics. The series emphasizes robust performance under harsh environmental conditions. The MMZ1608Q variant specifically denotes the 0603 case size within this automotive-focused portfolio, distinguishing it from general-purpose industrial variants.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Cross-referencing requires consulting official TDK replacement guides or distributor equivalence databases for verified alternatives.

FAQ

What is the test frequency for the specified impedance?

The impedance of 120 Ohms is measured at a test frequency of 100 MHz.

Is this component suitable for automotive applications?

Yes, the MMZ1608Q121BTD25 is AEC-Q200 qualified, indicating suitability for automotive use.