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The Delevan 4211R-12 is a ferrite bead EMI/RFI suppressor filter designed for axial leaded applications. It provides an impedance of 98 Ohms at a test frequency of 100 MHz. This component belongs to the 4211R series and is classified as a single-line ferrite bead with axial termination. The device is manufactured by API Delevan Inc. and is suitable for through-hole mounting configurations in electronic circuits requiring high-frequency noise suppression.
Verify the specific impedance value of 98 Ohms at 100 MHz against your design requirements. Confirm that the axial leaded package matches your PCB footprint. Ensure compatibility with through-hole assembly processes. Check for RoHS compliance status if required by your manufacturing standards. Validate the manufacturer part number to avoid confusion with similar series components.
Select this component when a low impedance value of 98 Ohms is required for high-frequency attenuation. The axial form factor is ideal for boards supporting through-hole technology. Consider the physical dimensions and lead spacing during layout. Compare performance against other series members if higher or lower impedance is needed. Ensure the current rating meets the application's operational demands.
This component is part of the Delevan 4211R series, which includes various ferrite beads with different impedance values. The series is known for providing reliable EMI/RFI suppression in axial packages. Other variants in the series offer different impedance levels to suit diverse filtering needs while maintaining consistent physical and electrical characteristics for standardized design practices.
Direct substitutes within the same series include parts like 4211R-7 (216 Ohms) or 4211R-1 (750 Ohms). These alternatives share the same axial package but differ significantly in impedance. Verify that the replacement's impedance curve aligns with the target noise frequencies. Physical compatibility remains consistent across the series.