3090-182F

DC Resistance (DCR):	1.25 Ohm Max
Height - Seated (Max):	0.050" (1.27mm)
Size / Dimension:	0.100" L x 0.100" W (2.54mm x 2.54mm)
Supplier Device Package:	--
Package / Case:	2-SMD
Mounting Type:	Surface Mount
Inductance Frequency - Test:	7.9MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	85MHz
Q @ Freq:	24 @ 7.9MHz
Series:	3090
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	245mA
Tolerance:	±1%
Inductance:	1.8µH
Material - Core:	Iron Powder
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors – 3090-182F Application Field and Working Principle

Inductors are valued components in many electronic circuits and are found in a wide range of applications and equipment. The 3090-182F fixed inductor is a component that utilizes high-frequency characteristics to provide inductances ranging from 20μH to 330μH.The 3090-182F a common feature in audio circuits as it is often used as part of a crossover network in a sound system. Its outstanding performance has led to its use in a variety of applications such as AM/FM radio circuits, analog signal processing, amplifier circuits, and digital signal processing.The working principle of a fixed inductor is fairly simple. An electric current creates a magnetic field and the field induces a voltage across the inductor. This voltage then creates a counter-electromotive force that opposes the change in current. The amount of voltage generated in the inductor is proportional to the rate of change of the current, meaning that the current passing through is ‘slowed down’ as it travels through the inductor. This effect is known as ‘inductance’.The 3090-182F fixed inductor is ideally suited for a variety of power supply and LF filter applications. It consists of a series of conductors separated by insulating material, usually in the shape of a coil. This creates an inductance that is stable and reliable under various conditions. It is also able to handle high temperature and high frequencies with no problem.The high frequency characteristics of the 3090-182F fixed inductor also make it an ideal choice for a power supply filter. It is able to efficiently reduce the harmonic current noise common in switching power supplies. This ensures optimized performance and less power consumption from the host device.The 3090-182F fixed inductor is also able to effectively reduce EMI (electromagnetic interference) from external sources. This is due to its high-frequency characteristics, which allow it to reject the external EMI signals. This added protection helps to ensure that the host device can properly function without interference.The 3090-182F fixed inductor is also able to provide excellent protection against common-mode noise. This is due to the inductance created by the series of coils in the core of the inductor. It helps to reduce the common-mode currents associated with this type of noise, allowing for better performance from the host device.In summary, the 3090-182F fixed inductor is an extremely versatile component with a wide range of application fields, making it suitable for many applications. It is able to provide reliable inductance and protection from external EMI sources as well as common-mode noise. This makes it a great choice for audio and power electronics applications.

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