IR02ST4R3H

Q @ Freq:	--
Height - Seated (Max):	--
Size / Dimension:	0.120" Dia x 0.260" L (3.02mm x 6.60mm)
Supplier Device Package:	Axial
Package / Case:	Axial
Mounting Type:	Through Hole
Features:	--
Inductance Frequency - Test:	7.9MHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	--
Series:	IR
DC Resistance (DCR):	--
Shielding:	Unshielded
Current - Saturation:	--
Tolerance:	±3%
Inductance:	4.3µH
Material - Core:	Iron
Type:	--
Part Status:	Obsolete
Packaging:	--

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IntroductionFixed inductors are one of the most versatile and important components in electrical systems. In electrical and electronic engineering, inductors are used to store and release energy, control current, or filter signals. IR02ST4R3H is a type of fixed inductor, and in this article we will discuss its application fields and working principles. ApplicationsIR02ST4R3H fixed inductors are widely used in various types of electrical applications, such as power supplies, dc/dc converters, filtering circuits, signal processing applications, and more. They can also be used in a range of different power applications, including automotive, industrial, and medical. IR02ST4R3H fixed inductors are commonly used in power supply designs due to their low cost and reliability. They are used in a variety of power supply applications, including switching power supplies and flyback converters. In addition, they are often used in multiple output switching supplies, which require multiple outputs for different levels of voltage. IR02ST4R3H fixed inductors are also commonly used in dc/dc converters. These are used in a variety of applications, from controlling and regulating voltage and current for voltage regulators to producing various frequency and voltage changes in motor control systems. Furthermore, IR02ST4R3H fixed inductors can be used in various types of signal processing applications, such as signal conditioning, signal filtering, and signal isolating. They can be used to filter out unwanted noise and improve the signal to noise ratio of the signal path. Additionally, they can be used in modulation and demodulation applications, as well as in signal switching. Working PrincipleThe working principle of IR02ST4R3H fixed inductors is based on the concept of inductance. Inductance is the property of a substance or device to oppose or resist changes in an electric current, which is measured in henries (H). An inductor is made up of a coil of wire with a core, and when electricity is passed through the coil, it generates a magnetic field. This magnetic field opposes the flow of electric current, and it is this opposition that creates the inductance. The IR02ST4R3H fixed inductors have a stable inductance profile, which can be used to regulate a current source or to filter out unwanted frequencies. The inductance of the inductors can be adjusted by changing the number of turns in the coil or by changing the size of the core. The inductance of a fixed inductor is determined by the size of the coil, the number of turns, and the core material. ConclusionIR02ST4R3H fixed inductors have a wide range of applications, including power supplies, dc/dc converters, and signal processing applications. They are inexpensive, reliable, and easy to use, making them a popular choice for engineers. The working principle of these inductors is based on the concept of inductance, and the inductance can be adjusted by changing the size of the core or the number of turns in the coil.

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