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Product Detailed Parameters
- Description：FERRITE BEAD 120 OHM 0201 1LN
- Series：MMZ-E
- Mfr：TDK Corporation
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：1
- Impedance @ Frequency：120 Ohms @ 100 MHz
- Current Rating (Max)：250mA
- DC Resistance (DCR) (Max)：440mOhm
- Ratings：-
- Operating Temperature：-55°C ~ 125°C
- Package / Case：0201 (0603 Metric)
- Mounting Type：Surface Mount
- Height (Max)：0.013" (0.33mm)
- Size / Dimension：0.024" L x 0.012" W (0.60mm x 0.30mm)
- Features：-
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Overview
The MMZ0603A121ET000 is a ferrite chip bead from the TDK MMZ-E series, designed for signal line applications. It features an impedance of 120 Ohms at 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 250 mA and has a maximum DC resistance of 440 mOhms. It operates within a temperature range of -55°C to +125°C. The device utilizes SMD/SMT termination and is housed in a 0201 (0603 metric) package measuring 0.6 mm in length and 0.3 mm in width.
Feature Summary
- Provides electromagnetic interference suppression for single signal lines
- Utilizes surface mount technology for automated assembly integration
- Maintains stable performance across extended industrial temperature ranges
Applications
- High-speed digital signal line filtering
- Clock circuit noise suppression
- Data bus protection against high-frequency interference
Procurement Notes
Verify the specific suffix 'A' in the part number to confirm the 25% impedance tolerance and 250 mA current rating. Ensure the ordering quantity aligns with standard tape and reel or cut tape packaging formats provided by distributors. Confirm RoHS compliance status matches project requirements before finalizing procurement orders.
Selection Notes
Select this component when a low-profile 0201 footprint is required for space-constrained designs. Choose based on the 120 Ohm impedance value at 100 MHz to target specific noise frequencies. Ensure the 250 mA current rating exceeds the maximum operating current of the protected signal line to prevent saturation.
Part Context
This component belongs to the TDK MMZ-E series of ferrite beads. The series offers various impedance values and current ratings within standardized metric packages. The MMZ0603A121ET000 specifically addresses the need for compact EMI suppression in modern electronic devices requiring small form factors.
Replacement Considerations
Cross-reference with other MMZ0603 variants having identical 120 Ohm impedance and similar current ratings. Verify that substitute parts maintain the same 0201 package dimensions and thermal characteristics to ensure mechanical compatibility.
