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Product Detailed Parameters
- Description：FERRITE BEAD 120 OHM 0402 1LN
- Series：AFBC-Q0402
- Mfr：Abracon LLC
- Package：Tape & Reel (TR)
- Filter Type：-
- Number of Lines：1
- Impedance @ Frequency：120 Ohms @ 100 MHz
- Current Rating (Max)：100mA
- DC Resistance (DCR) (Max)：300mOhm
- Ratings：AEC-Q200
- Operating Temperature：-55°C ~ 150°C
- Package / Case：0402 (1005 Metric)
- Mounting Type：Surface Mount
- Height (Max)：0.024" (0.60mm)
- Size / Dimension：0.039" L x 0.020" W (1.00mm x 0.50mm)
- Features：Automotive
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Overview
The AFBC-Q0402-121-T is a surface-mount ferrite bead from the Abracon AFBC-Q series, housed in a compact 0402 (1005 metric) package. It provides an impedance of 120 Ohms at 100 MHz with a tolerance of ±25%. The component supports a maximum DC current of 100 mA and exhibits a maximum DC resistance of 300 mOhms. It operates reliably within a temperature range of -55°C to +150°C.
Feature Summary
- Provides effective high-frequency noise attenuation through ferrite material properties
- Compact 0402 footprint enables integration into space-constrained circuit designs
- Surface-mount termination facilitates automated assembly processes
Applications
- High-speed digital signal line filtering
- Power supply output noise suppression
- RF circuit interference mitigation
Procurement Notes
Verify the specific suffix 'T' indicates tape-and-reel packaging configuration. Confirm RoHS compliance status via the official datasheet. Ensure the 0402 package dimensions align with PCB land pattern requirements. Check for any specific handling precautions regarding thermal sensitivity during soldering.
Selection Notes
Select this component when a low-profile solution is required for EMI suppression in dense layouts. The 120 Ohm impedance value targets specific frequency ranges for noise reduction. Evaluate the 100 mA current rating against peak load conditions to prevent saturation. Consider the 300 mOhm DCR impact on voltage drop in sensitive power rails.
Part Context
This part belongs to the Abracon AFBC-Q ferrite bead family, designed for general-purpose EMI suppression. The Q-series denotes specific performance characteristics optimized for commercial applications. It complements Abracon's broader passive component portfolio by offering reliable noise filtering in standard industrial packages.
Replacement Considerations
Cross-reference with other 0402 ferrite beads offering 120 Ohms @ 100 MHz. Verify equivalent current ratings and DC resistance values. Ensure mechanical compatibility with existing footprints. Confirm material composition matches environmental regulations.
