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The MPZ1608Y221BTD25 is a TDK ferrite chip bead designed for power line applications. 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 220 Ohms at a test frequency of 100 MHz with a tolerance of 25%. It supports a maximum DC current of 1500 mA and has a maximum DC resistance of 30 mOhms. The device operates within a temperature range of -55°C to +125°C and holds AEC-Q200 qualification.
Verify the specific suffix against official TDK documentation to confirm the rated current and impedance characteristics. Distributor listings may vary; rely on the manufacturer datasheet for definitive electrical parameters. Ensure the component meets the required AEC-Q200 certification if used in automotive contexts. Cross-reference the part number alias to avoid confusion with similar series components.
Select this component when high current handling capability is required alongside moderate impedance values. The 1500 mA rating distinguishes it from lower-current signal line beads. Verify that the 220 Ohm impedance at 100 MHz aligns with the target noise spectrum. The 0603 package size must fit the available PCB real estate constraints.
This part belongs to the MPZ series of ferrite beads, which are specifically engineered for power lines. Unlike the MMZ series designed for signal lines, the MPZ series prioritizes higher current capacity and lower DC resistance. This classification ensures minimal voltage drop while effectively attenuating high-frequency electromagnetic interference in power distribution networks.
The MMZ1608S221ATD25 is a documented alternative within the same family. Note that the MMZ variant typically carries a lower current rating compared to the MPZ series. Verify current requirements before substitution to ensure adequate performance margins in the application.