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Product Detailed Parameters
- Description：FERRITE BEAD 100 OHM 0805 1LN
- Series：WE-CBF
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：1
- Impedance @ Frequency：100 Ohms @ 100 MHz
- Current Rating (Max)：1A
- DC Resistance (DCR) (Max)：150mOhm
- 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 WE-CBF 74279207 is a surface-mount EMI suppression ferrite bead in an 0805 (2012 metric) package. It provides an impedance of 100 Ohms at 400 MHz and supports a maximum DC current of 1000 mA. The component is AEC-Q200 qualified for automotive reliability, operates within a temperature range of -55°C to +125°C, and features a low DC resistance of 160 mOhms.
Feature Summary
- Provides high-frequency electromagnetic interference suppression with specified impedance characteristics
- Designed for surface-mount assembly on printed circuit boards
- Qualified for automotive applications under the AEC-Q200 standard
Applications
- Automotive electronic circuits requiring EMI filtering
- High-speed digital signal line protection
- Power supply output noise suppression
Procurement Notes
Verify the specific suffix against official manufacturer documentation to confirm exact electrical parameters such as impedance frequency and current rating. Ensure the procurement source provides valid RoHS compliance certificates and confirms the component is not obsolete or subject to recent product change notices before finalizing orders.
Selection Notes
Select this component when a compact 0805 footprint is required for filtering applications. The AEC-Q200 qualification makes it suitable for automotive environments. Verify that the 1000 mA current rating meets the circuit requirements and that the 100 Ohm impedance at 400 MHz aligns with the target noise frequencies.
Part Context
This part belongs to the Würth Elektronik WE-CBF series, which specializes in surface-mount ferrite beads for EMI suppression. The series offers various impedance values and current ratings across multiple package sizes, including 0402, 0603, and 0805, to support diverse design constraints.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided data. Consult the manufacturer's official replacement guide for verified alternatives if this component becomes unavailable.
FAQ
What is the impedance value of the 74279207?
The impedance is 100 Ohms measured at a frequency of 400 MHz.
Is this component suitable for automotive use?
Yes, the 74279207 is qualified according to the AEC-Q200 standard.
