IM04ST181J

Q @ Freq:	65 @ 790kHz
Height - Seated (Max):	--
Size / Dimension:	0.155" Dia x 0.375" L (3.94mm x 9.53mm)
Supplier Device Package:	Axial
Package / Case:	Axial
Mounting Type:	Through Hole
Features:	--
Inductance Frequency - Test:	790kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	7MHz
Series:	IM
DC Resistance (DCR):	6.75 Ohm Max
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	108mA
Tolerance:	±5%
Inductance:	180µH
Material - Core:	Iron
Type:	Molded
Part Status:	Obsolete
Packaging:	--

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Fixed Inductors

Inductors are key electrical components used in most modern electronic device. They store energy in the form of magnetic field and are usually composed of a conducting wire coil. Inductors are widely used in variety of applications ranging from consumer electronics to large-scale industries. One example of an inductor is the IM04ST181J. It is a fixed inductor in an SMD (Surface Mount Device) package. The package is very small, making the IM04ST181J suitable for applications where size is of great importance. The IM04ST181J provides excellent high frequency characteristics and good current handling capability.The working principle of the IM04ST181J is based on the self-inductance of a coil. When an inductor is connected to an AC current source, a magnetic field is generated around the coil due to the changing current. This magnetic field stores energy which can be released back to the inductor when the current through the coil is reversed. This is known as self-inductance. The IM04ST181J is designed to convert AC current into DC current by using the self-inductance of the coil. This is achieved by using a two-phase full-wave rectifier circuit. In the first phase, the inductor is connected to a direct current (DC) source with no current flow. As a result, the magnetic field generated by the current in the coil collapses and induces a voltage in the opposite direction, which is known as back-emf. The back-emf is then applied to the second phase, which rectifies the signal input into the coil and converts it into DC current.The IM04ST181J is used in a variety of applications, from power supply circuitry to radio frequency circuits. In a power supply circuit, the inductor is used to ensure smooth current flow and reduce power losses in the circuit. In radio frequency applications, the inductor is often used in combination with a capacitor to create tuned circuits, which create resonant frequencies essential to radios and other wireless devices.In conclusion, the IM04ST181J is an important component for a wide range of applications. Its high efficiency and small size make it an ideal choice for high frequency circuits and storage of energy. With its versatile capabilities, the IM04ST181J is an indispensable tool for modern electronics.

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