LBC3225T4R7MR

DC Resistance (DCR):	100 mOhm
Height - Seated (Max):	0.106" (2.70mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Supplier Device Package:	1210 (3225 Metric)
Package / Case:	1210 (3225 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-40°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	70MHz
Q @ Freq:	--
Series:	LB, C Type
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	680mA
Tolerance:	±20%
Inductance:	4.7µH
Material - Core:	--
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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IntroductionFixed Inductors are essential passive components that provide an inductance in an electronic circuit. They are an important element in almost all types of electric and electronic applications, including filters, oscillators, wave-shaping circuits, amplifiers, and signal processing applications. The LBC3225T4R7MR is a specific type of such selected fixed inductors that is made from ferrite. It has a wide range of uses in different applications and its working principle can be described as follows.Application fieldThe LBC3225T4R7MR is primarily used in power supply circuits, RF chokes, and high frequency filtering applications. The inductor has a low DC resistance and good high frequency characteristics, which makes it an ideal choice for these applications. It also features high stability and good linearity over a wide range of temperatures.In power circuits, the inductor is used to reduce the amount of current required to run a device. This prevents any level of over or under voltage, ensuring that the device runs at the required current level and improving device performance.The inductor is also used to filter out high frequency noise from a circuit. This is done by generating a very low level of impedance in the resonant frequency of the circuit, which prevents any high-frequency signals from passing through. This ensures that the circuit only produces the desired frequencies and no noise is created.Finally, this inductor is also used in RF chokes and inductive coupling circuits, where it is used to generate a high level of impedance in the lower frequency operation range. This prevents any lower frequency signals from passing through the circuit and also allows the RF signal to pass with minimal distortion.Working PrincipleThe working principle of the LBC3225T4R7MR is based on the property of inductance. Inductance is the property of a circuit or component that opposes any changes in current. This property is measured in henrys, or in the case of the inductor, in microhenrys.The inductor is made of a ferrite core, which is surrounded by a coil of insulated wire. When a voltage is applied to the wire, it induces an electric field in the ferrite core. This electric field then generates a magnetic flux that is proportional to the amount of current applied to the coil. The magnetic flux creates a force that opposes any changes in current, thus creating its inductive effect.The inductor also has a certain value of DC resistance, which helps to limit the amount of current flowing through it. This is used to ensure that the inductor does not overheat and is used to adjust the current level in a circuit.Finally, the inductor also has a specific inductance value. This determines the amount of inductance an inductor has and is measured in microhenrys. The higher the inductance of an inductor, the more effective it is as a filter.ConclusionThe LBC3225T4R7MR is a type of fixed inductor that is made from ferrite and is widely used in power, RF, and high frequency filtering applications. The inductor works on the principle of inductance and has a specific DC resistance and inductance value. These properties make it an ideal choice for a range of different applications.

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