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Product Detailed Parameters
- Description：FERRITE BEAD 7 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：7 Ohms @ 100 MHz
- Current Rating (Max)：3A
- DC Resistance (DCR) (Max)：30mOhm
- 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 742792010 is a single-line surface-mount ferrite bead from the WE-CBF series, housed in an 0805 (2012 metric) package. It exhibits an impedance of 7 ohms at 100 MHz and supports a maximum DC current of 3 A with a maximum DC resistance of 30 milliohms. The component operates within a temperature range of -55°C to +125°C and measures 2.00 mm by 1.20 mm by 1.10 mm. It is qualified under the AEC-Q200 standard for automotive applications.
Feature Summary
- Provides electromagnetic interference suppression for signal lines through high-frequency impedance characteristics.
- Features a compact surface-mount footprint designed for space-constrained printed circuit board layouts.
- Meets automotive reliability standards through AEC-Q200 qualification.
Applications
- Signal line filtering in automotive electronic systems
- Electromagnetic interference suppression in consumer electronics
- High-frequency noise attenuation in industrial control circuits
Procurement Notes
Verify the specific impedance value and current rating against the official datasheet before integration. Confirm that the 0805 package dimensions align with the target PCB land pattern. Ensure the operating temperature range meets the environmental requirements of the final assembly. Check for any recent production changes or obsolescence notices from the manufacturer.
Selection Notes
Select this component when a low-impedance path is required for signal integrity while maintaining effective high-frequency noise suppression. The 3 A current rating suits power-sensitive applications where minimal voltage drop is critical. The AEC-Q200 qualification makes it suitable for automotive environments requiring robust thermal and electrical performance.
Part Context
This part belongs to the WE-CBF series of multilayer SMD ferrites from Würth Elektronik. These components are engineered for EMI/RFI suppression in compact designs. The series offers various impedance values and current ratings to accommodate different circuit requirements while maintaining consistent physical dimensions for automated placement.
FAQ
What is the maximum DC current rating for the 742792010?
The maximum DC current rating is 3 A.
Does this component meet automotive standards?
Yes, the 742792010 is qualified according to the AEC-Q200 standard.
