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Product Detailed Parameters
- Description：FERRITE BEAD 1.8 KOHM 0402 1LN
- Series：MMZ-E
- Mfr：TDK Corporation
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：1
- Impedance @ Frequency：1.8 kOhms @ 100 MHz
- Current Rating (Max)：200mA
- DC Resistance (DCR) (Max)：2.1Ohm
- 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 MMZ1005A182ETD25 is a ferrite chip bead from the MMZ-E Auto series, designed for high-speed signal line applications in automotive environments. It features an impedance of 1.8 kOhms at a test frequency of 100 MHz and supports a maximum DC current of 200 mA. The component has a tolerance of 25% and a maximum DC resistance of 2.1 Ohms. It operates within a temperature range of -55°C to +125°C. The device is housed in a 0402 (1005 metric) surface-mount package with dimensions of 1 mm length, 0.5 mm width, and 0.5 mm height. It holds AEC-Q200 qualification.
Feature Summary
- Qualified for automotive grade reliability under AEC-Q200 standards
- Optimized for high-speed signal line noise suppression
- Compact 0402 surface-mount footprint for space-constrained designs
Applications
- Automotive electronic circuits requiring EMI suppression
- High-speed signal line filtering in vehicle systems
- Power supply input/output noise reduction in automotive modules
Procurement Notes
Verify the complete part number including suffixes to ensure correct packaging and specifications. Confirm AEC-Q200 compliance requirements match your specific automotive application needs. Check datasheet for moisture sensitivity level and reflow soldering profile compatibility during procurement planning.
Selection Notes
Select this component when high-speed signal integrity is critical in automotive designs. The 1.8 kOhm impedance at 100 MHz provides effective noise attenuation for sensitive lines. Ensure the 200 mA current rating meets the circuit's operational demands without saturation. The 0402 package suits dense PCB layouts common in modern automotive electronics.
Part Context
This component belongs to TDK's MMZ-E Auto series, specifically engineered for automotive applications. The MMZ1005 series utilizes advanced ferrite materials to achieve high impedance in small packages. The 'A' designation indicates automotive grade qualification, while '182' denotes the impedance code. This series complements TDK's broader portfolio of passive components for vehicle electronics.
FAQ
What is the test frequency for the specified impedance?
The impedance of 1.8 kOhms is measured at a test frequency of 100 MHz.
Is this component suitable for harsh automotive environments?
Yes, it is AEC-Q200 qualified and operates within a temperature range of -55°C to +125°C.
