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Product Detailed Parameters
- Description：FERRITE BEAD 120 OHM 0805 4LN
- Series：WE-CBF
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：1
- Impedance @ Frequency：120 Ohms @ 100 MHz
- Current Rating (Max)：500mA
- DC Resistance (DCR) (Max)：100mOhm
- Ratings：-
- Operating Temperature：-55°C ~ 125°C
- Package / Case：0805 (2012 Metric)
- Mounting Type：Surface Mount
- Height (Max)：0.043" (1.10mm)
- Size / Dimension：0.079" L x 0.047" W (2.00mm x 1.20mm)
- Features：-
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Overview
The Würth Elektronik 74279202 is a surface-mount EMI suppression ferrite bead from the WE-CBF series, housed in an 0805 package. It exhibits an impedance of 22 Ω at 100 MHz and supports a rated current of 6 A. The component features a maximum DC resistance of 8 mΩ and operates within a temperature range of -55°C to +125°C. It complies with RoHS standards and meets the AEC-Q200 automotive qualification requirement.
Feature Summary
- Provides electromagnetic interference suppression for high-current applications
- Automotive-grade reliability certified under AEC-Q200 standards
- Compact surface-mount design suitable for dense PCB layouts
Applications
- Electromagnetic interference suppression components
- Automotive electronic circuits requiring AEC-Q200 compliance
- High-current signal line filtering
Procurement Notes
Verify the manufacturer part number 74279202 against official Wurth Elektronik documentation to confirm specifications. Ensure compatibility with AEC-Q200 requirements if used in automotive contexts. Check datasheet details for impedance and current ratings prior to integration.
Selection Notes
Select this component for applications requiring high current handling up to 6 A with low DC resistance. The 0805 footprint offers space efficiency. Confirm that the 22 Ω impedance at 100 MHz aligns with the target noise frequency spectrum. Verify thermal performance within the specified operating temperature range.
Part Context
This ferrite bead belongs to the WE-CBF series, designed for SMD EMI suppression. The series includes various impedance and current ratings across different package sizes. The 74279202 specifically targets high-current scenarios while maintaining compact dimensions.
Replacement Considerations
Consult official Wurth Elektronik resources for confirmed substitute part numbers within the WE-CBF series or equivalent product lines. Verify matching electrical parameters before substitution.
