4445-02M

Series:	4445
Packaging:	Bulk
Part Status:	Active
Type:	Toroidal
Material - Core:	Iron
Inductance:	12nH
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:	0.200" L x 0.100" W (5.08mm x 2.54mm)
Height - Seated (Max):	0.230" (5.84mm)

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The 4445-02M, a fixed inductor component, is a crucial element in modern circuitry. It has broad use and applicability to various applications. This article will explore the various applications, working principles, and other parameters of the 4445-02M.Applications The 4445-02M is commonly used in medical devices, automotive circuitry, appliances, consumer electronics, and measuring apparatuses such as RF output, measuring the current and voltage, and impedance measurement. The 4445-02M is also suitable for cable television signal amplification, impedance transformation, energy storage, and in matching circuits.In the medical industry, the 4445-02M is used in various medical monitoring and measuring equipment, such as MRI machines, X-ray machines, and other imaging equipment. Furthermore, in the automotive industry, the 4445-02M is used in control systems and circuitry of vehicles.In consumer electronics, the component can be seen in wireless controllers, such as those used to play video games. Additionally, in measuring apparatuses, the 4445-02M can be used to measure current and voltage accurately.Working Principle The 4445-02M is an inductor component that uses the Faraday principle, also known as the electromagnetic induction, to convert electrical energy into magneto-mechanical energy and vice-versa. The 4445-02M consists of two parts: a conductor and a magnetic core.The magnetic core is usually composed of materials such as iron-based metals, ferrites, or powdered iron. The magnetic field created by the core acts to produce a force that induces current in the circuit. In turn, the current creates a magnetic field that magnetizes the core and intensifies the effect.The conductor of the 4445-02M consists of a copper coil tightly wound around the core. As electricity flows through the core, it is concentrated and quickly increases voltage drops. This induces a magnetic field that interacts with the core, creating potential energy.Parameters The 4445-02M has a few important parameters that are worth noting. These include inductance, maximum current, operating temperature range, and other factors.The inductance of the 4445-02M measures the opposition to current change in electric circuits. It is measured in microhenries (μH) and is related to the number of turns of wire in the coil. The higher the inductance, the higher the number of turns.The maximum current defines the maximum current rating of the unit. It is usually measured in amperes (A) and is important in order to ensure the device is not damaged.The operating temperature range defines the range within which the unit can function safely. It is usually measured in degrees Celsius (°C) or degrees Fahrenheit (°F).Conclusion The 4445-02M is an important fixed inductor component with wide applications in various fields. It is used in medical devices, automotive electronics, consumer electronics, and measuring apparatuses. It follows Faraday’s principle of electromagnetic induction to convert electrical energy into magnetic energy. It has important parameters such as inductance, maximum current, and operating temperature range.

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