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Product Detailed Parameters
- Description：FERRITE BEAD 33 OHM 0402 1LN
- Series：MMZ
- Mfr：TDK Corporation
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：1
- Impedance @ Frequency：33 Ohms @ 100 MHz
- Current Rating (Max)：200mA
- DC Resistance (DCR) (Max)：500mOhm
- Ratings：AEC-Q200
- Operating Temperature：-55°C ~ 125°C
- Package / Case：0402 (1005 Metric)
- Mounting Type：Surface Mount
- Height (Max)：0.022" (0.55mm)
- Size / Dimension：0.039" L x 0.020" W (1.00mm x 0.50mm)
- Features：-
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Overview
The MMZ1005F330CTD25 is a ferrite chip bead from the TDK MMZ Auto series, designed for signal line applications in automotive environments. It features a 0402 (1005 metric) surface-mount package with dimensions of 1.0 mm length, 0.5 mm width, and 0.5 mm height. The component provides an impedance of 33 Ohms at a test frequency of 100 MHz. It supports a maximum DC current of 400 mA and has a maximum DC resistance of 800 mOhms. The impedance tolerance is 25%. It operates within a temperature range of -55°C to +125°C and holds AEC-Q200 qualification.
Feature Summary
- AEC-Q200 qualified for automotive reliability standards
- Optimized for high-speed signal line filtering
- Compact 0402 surface-mount footprint
Applications
- Automotive electronic circuits
- High-speed signal line noise suppression
- EMI/RFI filtering in vehicle systems
Procurement Notes
Verify the specific suffix D25 corresponds to the required packaging configuration, as ordering codes may vary by distributor. Confirm that the 33 Ohm impedance value aligns with the target noise frequency spectrum for the intended application. Ensure the 400 mA current rating exceeds the maximum operating current of the protected circuit to prevent saturation or excessive heating during normal operation.
Selection Notes
Select this component when automotive-grade certification is mandatory for signal integrity management. The 0402 size suits dense PCB layouts where space is constrained. Compare the 33 Ohm impedance against alternative values if the noise profile differs significantly from the 100 MHz test point. Evaluate the 800 mOhms DC resistance impact on signal attenuation relative to the source impedance of the connected components.
Part Context
This part belongs to the TDK MMZ Auto series, which specializes in ferrite beads for automotive electronics. The MMZ1005 designation indicates the 0402 case size. The 'F' typically denotes the impedance class or material type within the series, while '330' specifies the 33 Ohm rating. This series is engineered to meet strict automotive quality requirements compared to general industrial counterparts.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with equivalent AEC-Q200 qualified ferrite beads from other manufacturers if sourcing constraints exist.
