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Product Detailed Parameters
- Description：FERRITE BEAD 120 OHM 0201 1LN
- Series：MMZ
- 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)：100mA
- DC Resistance (DCR) (Max)：1.4Ohm
- Ratings：AEC-Q200
- 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 MMZ0603D121CTD25 is a surface-mount ferrite bead from the TDK MMZ Auto series, designed for automotive applications. It features a 0201 (0603 metric) package with dimensions of 0.6 mm length and 0.3 mm width. The component provides an impedance of 120 Ohms at a test frequency of 100 MHz with a tolerance of ±25%. It has a maximum DC resistance of 1.4 Ohms and a rated current of 100 mA. The device 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
- Compact 0201 surface-mount footprint for high-density PCB layouts
- Designed for signal line noise suppression in automotive electronics
Applications
- Automotive signal line filtering
- Power supply noise suppression
- Battery charger circuit protection
Procurement Notes
Verify the specific suffix 'TD25' against official TDK documentation to confirm tape and reel specifications. Ensure the selected variant matches the required 100 mA current rating and 1.4 Ohm DC resistance for your circuit design. Cross-reference the AEC-Q200 certification status directly with manufacturer datasheets to validate automotive suitability.
Selection Notes
Select this component when space constraints require a 0201 package size while maintaining automotive-grade reliability. The 100 mA current rating suits low-current signal lines rather than high-power rails. Verify that the 1.4 Ohm DC resistance does not introduce excessive voltage drop in the target application path compared to higher-current alternatives.
Part Context
This part belongs to the TDK MMZ Auto series, which specializes in ferrite beads for automotive environments. The series offers various impedances and current ratings across different package sizes. The MMZ0603D121CTD25 specifically addresses the need for compact EMI suppression in modern vehicle electronic control units and infotainment systems.
Replacement Considerations
Consider the MMZ1608D121BTD25 or MMZ1005Y121CTD25 if package size flexibility exists. These alternatives offer higher current ratings (400 mA) but differ in physical dimensions. Verify impedance characteristics and DC resistance values before substituting to ensure circuit performance remains unaffected.
