DR73-221-R

DC Resistance (DCR):	1.05 Ohm
Height - Seated (Max):	0.140" (3.55mm)
Size / Dimension:	0.299" L x 0.299" W (7.60mm x 7.60mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-40°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	DR
Shielding:	Shielded
Current - Saturation:	530mA
Current Rating:	520mA
Tolerance:	±20%
Inductance:	220µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to DR73-221-R Fixed Inductors

Fixed inductors, also known as inductors, are passive two-terminal electrical components used in a variety of electronic circuits. DR73-221-R is one particular model of fixed inductors, gaining its name from the DR73-221-R number listed on its label. This specific type of fixed inductors can be used in a variety of applications, and is oftentimes chosen for its extensive list of features and reliable performance.

Application Field of DR73-221-R Fixed Inductors

The DR73-221-R fixed inductor can be utilized in a multitude of electronic applications, making it a popular selection for many electrical designers. Specifically, it is ideal for use in power supply filters, dc-dc converters, automotive electrical systems, and smaller audio amplifiers. Fixed inductors can also be used to reduce high-frequency noise, add a clean DC bias to an electrical current, minimize unintentional interactions between circuits, or provide fixed amounts of inductance. When designing an application that requires a fixed inductor, it is imperative to select one that is efficient, reliable, and cost-effective. The DR73-221-R check boxes all these boxes by offering an extensive list of features that make it an efficient and reliable inductor while still managing to keep the cost relatively low.

Features of DR73-221-R Fixed Inductors

The DR73-221-R fixed inductor is designed with a variety of features that make it an ideal selection for fixed inductors. The inductors feature an iron-core construction, which makes them robust and reliable, capable of handling strong currents with ease. The inductors have an operating range of -25°C to + 85°C, which gives them great durability in most environments. These inductors are also highly efficient, with minimal energy losses that help conserve power while still delivering optimal performance. The inductors also feature RoHS compliant lead-frames and bodies, making them compliant with a variety of environmental regulations. The DR73-221-R fixed inductors are also designed with an internal shielding structure that helps reduce electromagnetic interference, making them ideal for use in environments with high levels of interference. The inductors are also capable of containing and managing high current density, allowing them to handle strong current with ease. Furthermore, the DR73-221-R fixed inductors are also designed with cost-effective components, making them an affordable solution for a variety of applications.

Working Principle of DR73-221-R Fixed Inductors

The DR73-221-R fixed inductor works on the principle of Inductance, which is the ability of a coil of wire, or a component, to store electrical energy and to resist changes in the flow of current. Inductance is caused by the magnetic fields created by the coil of wire or component, which are proportional to the amount of current flowing through the component or coil of wire. When a voltage is applied to the DR73-221-R fixed inductor, the magnetic field created by the coil of wire induces a voltage in the opposite direction, which opposes the applied voltage. This process is known as opposition to changes in current or back EMF, and is the principle by which fixed inductors work. The magnetic field created by the DR73-221-R fixed inductor also helps reduce the amount of electrical noise in the circuit, allowing for cleaner and purer signals to travel through the circuit.

Conclusion

The DR73-221-R fixed inductor offers a variety of features that make it an ideal solution for a multitude of applications. It is constructed with robust and reliable components, making it capable of handling strong currents, and features an internal shielding structure to reduce electromagnetic interference. The inductor is highly efficient, with minimal energy losses, and is designed with cost-effective components, making it an affordable solution for a variety of applications. The DR73-221-R fixed inductor works on the principle of Inductance, and is designed to store electrical energy and to resist changes in the current flow.

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