4307R-125K

DC Resistance (DCR):	22.1 Ohm Max
Height - Seated (Max):	--
Size / Dimension:	0.197" Dia x 0.447" L (5.00mm x 11.35mm)
Supplier Device Package:	--
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	250kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	3MHz
Q @ Freq:	50 @ 250kHz
Series:	4307R
Shielding:	Shielded
Current - Saturation:	35mA
Current Rating:	115mA
Tolerance:	±10%
Inductance:	1.2mH
Material - Core:	Ferrite
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

An inductor, also known as an inductance, is a passive electrical device that stores energy in the form of a magnetic field. It is composed of a coil of wire which produces a magnetic field when an electrical current passes through it. This magnetic field can then be used to induce an electrical current in nearby objects when it is changed, creating a magnetic “link” between the two objects. One of the most common types of inductors, known as a fixed inductor, is a 4307R-125K. In this article, we’ll look at the application field and working principle of the 4307R-125K inductor.The 4307R-125K fixed inductor is a general purpose component that is often used in the fields of power conversion and energy management. It is designed to provide dependable operation after being saturated by high dc current or high frequency operation. It is ideal for use in DC/DC converters, motor driver circuits, and current sensing applications. The 4307R-125K is also widely used in battery-powered and automotive electronic systems.The working principle of the 4307R-125K fixed inductor is straightforward and easy to understand. It works by producing a magnetic flux field when an electrical current passes through it, and that field will react with nearby objects when it is changed. This magnetic interaction between the field and the nearby objects produces an electrical current, which can then be used to power other components or to complete a circuit. Furthermore, when the current is switched off, the 4307R-125K inductor will continue to maintain the flux field for a short period of time, allowing it to slowly decay.The 4307R-125K fixed inductor is composed of a core, a coil, and two end caps. The core is the heart of the 4307R-125K, and is typically made of a ferrite material or other soft magnetic material. The coil is wound around the core, and is made of a specially designed magnetic wire that is insulated by a thin layer of insulating material. The two end caps of the 4307R-125K are usually made of a non-magnetic metal material and are used to keep the magnetic field from dissipating.In conclusion, the 4307R-125K is a widely used fixed inductor that is used in various power conversion and energy management applications. It works by producing a magnetic flux field when an electrical current is passed through it, and that field will react with nearby objects when it is changed, producing an electrical current. The 4307R-125K is composed of a core, coil, and two end caps, which work together to create a reliable and dependable component.

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