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The MPZ2012S331ATD25 is a ferrite bead from the TDK MPZ series, designed for power line noise reduction in a 0805 (2012 metric) surface-mount package. It exhibits an impedance of 330 Ohms at 100 MHz with a tolerance of ±25%. The component supports a maximum DC current of 2.5A and features a maximum DC resistance of 50 milliohms. It is rated for operation between -55°C and +125°C and holds AEC-Q200 qualification for automotive applications.
Verify the specific suffix TD25 against the manufacturer's latest documentation to ensure correct packaging and tape specifications. Confirm that the AEC-Q200 rating aligns with your project's automotive qualification requirements. Check for any recent Product Change Notices regarding manufacturing allocation or material updates before finalizing procurement plans.
Select this component when low DC resistance is critical for high-current power line applications. The 0805 footprint offers a balance between current handling capacity and board space efficiency. Ensure the 330 Ohm impedance value matches the target noise frequency spectrum for effective attenuation without excessive voltage drop under load conditions.
This part belongs to the MPZ series, which distinguishes itself from the MMZ series by offering lower DC resistance suitable for larger currents. While the MMZ2012S181ATD25 is listed as obsolete, the MPZ series remains active. The MPZ2012S331ATD25 serves as a specialized solution for power integrity rather than general signal line filtering.
Direct substitutes within the same series include other MPZ2012 variants with different impedance values. Verify pinout compatibility and thermal characteristics when considering cross-series replacements like the MMZ2012, noting differences in current ratings and resistance profiles.
The MPZ series is designed for power lines with low DC resistance for large currents, whereas the MMZ series is typically used for signal lines.
Yes, the MPZ2012S331ATD25 meets the AEC-Q200 standard for automotive grade components.