3094R-684KS

DC Resistance (DCR):	55 Ohm Max
Height - Seated (Max):	0.140" (3.56mm)
Size / Dimension:	0.163" L x 0.133" W (4.14mm x 3.38mm)
Supplier Device Package:	--
Package / Case:	2-SMD
Mounting Type:	Surface Mount
Inductance Frequency - Test:	790kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	1.9MHz
Q @ Freq:	35 @ 790kHz
Series:	3094R
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	30mA
Tolerance:	±10%
Inductance:	680µH
Material - Core:	Iron
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

A fixed inductor, also known as an inductor-type choke, is an electric component with a coil of wire around a magnetically conductive core. It stores electrical energy in the form of a magnetic field when current flows through the coil and releases it when the current flow stops or reverses. The 3094R-684KS fixed inductor is used in a variety of applications, such as power supplies, radio frequency (RF) amplifiers, and motor control circuits. It can also be used to filter out interference from other electronic components. This article will discuss the 3094R-684KS application field and working principle.

The 3094R-684KS fixed inductor is designed to handle a wide range of current levels. It is commonly used in power supplies, RF amplifiers, and motor control circuits because it is capable of handling peak currents up to several hundred amps. Its ferrite core is made of a special alloy that minimizes core loss, resulting in higher efficiency and lower electromagnetic emissions. The inductor also has an inbuilt heat sink to dissipate heat during periods of high current. The inductor is also designed to manage self-resonance, which can occur when the inductance of its windings is equal to the magnitude of capacitance of the dielectric material in between them.

The 3094R-684KS fixed inductor works by converting electrical current in the form of a magnetic field. When current is applied, a magnetic field is created in the coil, thus inducing a voltage in the inductor. This induced voltage is proportional to the rate of change of current, so as current is increased, the voltage also increases. The inductor will maintain a steady voltage (up to its rated value) until the current increases beyond its limit, at which point the voltage will rise sharply and the inductor will start to saturate. The inductor will then switch off and the magnetic field will collapse, releasing its stored energy.

The 3094R-684KS applications include power supplies, RF amplifiers, motor control circuits, and more. In power supplies, they are used to filter out interference and other contaminants that can cause damage to other components. In RF amplifiers, they are used to impedance match the output of the amplifier to the input of the load. In motor control circuits, they are used to reduce motor noise and provide a smoother motor operation. They can also be used to create a specific level of inductive reactance in simple DC-DC conversion circuits.
In the 3094R-684KS working principle, electricity is converted into a magnetic field when current flows through the coil of wire. This magnetic field then induces a voltage in the coil. This induced voltage is proportional to the rate of change of the applied energy, allowing for voltage regulation. Once the limit of the applied energy is reached, the output voltage increases sharply and the inductor will then switch off. This releases its stored energy in the form of a magnetic field.

The 3094R-684KS fixed inductor is a versatile component that can be used in a variety of applications. It is capable of handling large amounts of current, has a ferrite core that minimizes core losses, and can dissipate heat during high current loads. By understanding its application field and working principle, engineers can better select an inductor for their specific needs.

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