4445R-04M

Series:	4445R
Packaging:	Bulk
Part Status:	Active
Type:	Toroidal
Material - Core:	Iron
Inductance:	18nH
Tolerance:	±20%
Current Rating:	3A
Current - Saturation:	--
Shielding:	Unshielded
DC Resistance (DCR):	20 mOhm Max
Q @ Freq:	60 @ 150MHz
Frequency - Self Resonant:	1GHz
Ratings:	--
Operating Temperature:	-55°C ~ 125°C
Inductance Frequency - Test:	150MHz
Mounting Type:	Through Hole
Package / Case:	Radial
Supplier Device Package:	--
Size / Dimension:	0.210" L x 0.110" W (5.33mm x 2.79mm)
Height - Seated (Max):	0.230" (5.84mm)

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Fixed Inductors

Inductors are electronic components that store energy in the form of a magnetic field and whose primary function is to convert energy from one form to another. Fixed inductors, also called discrete inductors, are components that have a fixed inductance, meaning the value of their inductance does not change. The 4445R-04M is a type of fixed inductor that is highly prized for its top-quality performance and durability. It has two main characteristics: small size and high efficiency. The 4445R-04M is constructed with two layers of low-resistance epoxy coating, which helps reduce power losses due to high current and temperature in the inductor. This makes it ideal for a wide range of applications, including power supplies, portable electronics, and more. The 4445R-04M\'s working principle is based on the science of induction. When a voltage is applied to a wire, a current is created. The current then creates a magnetic field that induces an electromotive force (EMF) in a nearby coil. When there is an alternating current, the electromagnetic flux produced by the coil will cause the EMF in the coil to be out of phase with the current. This creates an auto-induction effect, which generates and acts as a magnet and induces electricity in an external circuit. The 4445R-04M\'s fixed inductance can be measured in units of henries, and its impedance is usually measured in ohms. Its resistance is usually constant over the frequency range. The inductor is also usually temperature stable and has a maximum inductance-switching time (magnetization time) of approximately 3 msec. The 4445R-04M is suitable for use in a variety of circuits, such as DC-DC converters, AC-DC POWER supplies K-band oscillators, long-distance Ethernet LANs, and cell phone communication systems. It\'s also used in motor control circuits, power LED lights, automotive electronic systems, and more. Its high efficiency also makes it perfect for applications where size is an issue, as it can keep heat levels low and reduce power losses. In conclusion, the 4445R-04M is a high-performance and efficient type of fixed inductor that can be used in a variety of applications due to its small size and high efficiency. Its working principle is based on the science of induction, where an EMF is induced in a nearby coil when there is an alternating current. This creates an auto-induction effect, which generates and acts as a magnet and induces electricity in an external circuit. Despite its small size, the 4445R-04M is capable of providing top efficiency and performance for applications that require it.

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