4554R-220K

DC Resistance (DCR):	95 mOhm Max
Height - Seated (Max):	0.433" (11.00mm)
Size / Dimension:	0.340" Dia (8.64mm)
Supplier Device Package:	--
Package / Case:	Radial
Mounting Type:	Through Hole
Inductance Frequency - Test:	2.52MHz
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Frequency - Self Resonant:	9.2MHz
Q @ Freq:	40 @ 2.52MHz
Series:	4554R
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	1.7A
Tolerance:	±10%
Inductance:	22µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Bulk

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Introduction to Fixed Inductors and 4545R-220KFixed inductors are an essential component in a vast number of electronic circuits and devices. As their name implies, fixed inductors are static, non-adjustable inductive elements that provide a consistent and reliable signal. Therefore, they are used in many applications that require steady voltage and current levels.The 4545R-220K is an example of a fixed inductor and is considered to be among the most popular types of inductors available. This particular type of fixed inductor is commonly found in automotive audio systems, as it helps to reduce interference from outside sources. Additionally, it is often used in higher-frequency applications, such as radio receivers and FM transmitters, due to its ability to provide a constant and low-noise signal.Application Field of 4545R-220KThe 4545R-220K fixed inductor is highly versatile and can be used in a wide variety of applications. It is especially suitable for use in automotive audio systems and radio receivers due to its low noise level and good frequency response. Additionally, this type of inductor is often used in power supplies and voltage regulators as it can reduce the voltage fluctuations and ripple associated with the electrical system. Other common applications include powering motor controls, providing DC voltage in switch mode power supplies, and in the integration of high-power circuits.Working Principle of 4545R-220KThe 4545R-220K fixed inductor works using the principle of electromagnetic induction. This type of inductor has a core made of a material, such as ferrite or iron, which is surrounded by a coil of insulated wire. When a current is passed through the coil, it creates a magnetic flux around the core, inducing a voltage in the coil. This induced voltage is what powers the inductor and is essential for its correct operation.The 4545R-220K fixed inductor has a number of advantages over other types of inductors. Firstly, the inductance is fixed, meaning that it remains the same, regardless of the current or voltage applied to it. This makes the inductor very reliable and efficient in its operation. Furthermore, the 4545R-220K is extremely compact, which makes it perfect for use in space-constrained electronic devices.ConclusionThe 4545R-220K fixed inductor is an extremely versatile electronic component that is employed in a wide array of applications. This type of inductor is capable of providing a steady voltage and current level and is particularly suitable for use in automotive audio systems and radio receivers. Additionally, its high efficiency and small size make it an ideal choice for use in power supplies and motor controls. All in all, the 4545R-220K fixed inductor is a highly reliable and efficient electronic component that provides a vital role in many different applications.

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