0819R-22K

Fixed Inductors Overview

The Delevan 0819R-22K is a fixed, unshielded RF inductor designed for surface-mount or through-hole applications. It features an iron core and offers an inductance of 820 nH with a tolerance of ±10%. The component supports a maximum DC current of 465 mA and exhibits a maximum DC resistance of 220 mOhms. Key electrical characteristics include a minimum Q factor of 40 and a self-resonant frequency of 200 MHz. It operates within a temperature range of -55°C to 125°C and complies with RoHS standards.

Fixed Inductors Feature Summary

• Unshielded molded coil construction utilizing an iron core material
• High Q factor performance suitable for radio frequency signal processing
• Wide operating temperature range supporting harsh environmental conditions

Fixed Inductors Applications

• RF circuit filtering and impedance matching networks
• General purpose inductive components in electronic assemblies
• Signal conditioning in communication equipment

Fixed Inductors Procurement Notes

Verify the specific package variant upon ordering, as the 0819R series includes both leaded and surface-mount configurations. Confirm that the required current rating and inductance tolerance align with the design specifications. Ensure compliance with RoHS directives if lead-free materials are mandated for the final assembly process.

Fixed Inductors Selection Notes

Select this component when a compact, unshielded inductor with high Q performance is required for RF applications. The iron core provides stable inductance characteristics, while the wide temperature range ensures reliability across diverse operating environments. Consider the physical dimensions and mounting style compatibility with the target PCB layout before integration.

Fixed Inductors Part Context

The 0819R-22K belongs to the API Delevan 0819R series of molded unshielded RF coils. This series is engineered for robust performance in radio frequency circuits, offering consistent electrical properties across varying thermal conditions. The product line emphasizes reliability and precision for specialized electronic applications requiring stable inductive elements.

Fixed Inductors Replacement Considerations

Direct substitutes within the same series include the 0819R-221K (220 nH) and 0819R-222F (2.2 µH), provided the inductance value matches the circuit requirements. Verify that alternative components maintain equivalent Q factors, current ratings, and physical footprint constraints to ensure seamless integration without redesigning the surrounding circuitry.