SD3812-4R7-R

DC Resistance (DCR):	256 mOhm
Height - Seated (Max):	0.047" (1.20mm)
Size / Dimension:	0.157" L x 0.157" W (4.00mm x 4.00mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	SD38
Shielding:	Shielded
Current - Saturation:	1.13A
Current Rating:	870mA
Tolerance:	±15%
Inductance:	4.7µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Fixed Inductors are often used in power supplies, computers, and other electronic circuits. The SD3812-4R7-R is a high-performance radial leaded surface mount inductor which can be used in most electronic circuits, including power supplies, computers, radios, and other consumer products.The working principle of the SD3812-4R7-R is fairly simple. The components consist of a conductor, an insulator, and a magnetic field. The conductor is made of a metal conductor such as copper, which has high electrical conductivity. The insulator is an insulating material such as a plastic film, and the magnetic field is produced when current passes through the conductor.The SD3812-4R7-R can be used in a wide variety of applications, ranging from switching power supplies, motor control, electronic power meters, radio frequency switches, and analog circuits. It is also commonly used in power active filters, oscillators, and signal converters. Its properties can also be used in the production of transformers and relays.In switching power supplies, the SD3812-4R7-R acts as a filter, helping to reduce unwanted electrical noise. In motor control, the inductor\'s properties are used to control the electric current in a motor. It acts as a kind of throttle that can adjust the speed of the motor. In radio frequency switches, the inductor helps to reduce the electromagnetic radiation from the radio equipment, allowing it to operate safely.In analog circuits, the presence of the inductor helps to regulate the current, thus providing a good signal-to-noise ratio. In signal converters, the inductor helps to reduce unwanted current transients, while its magnetic field is used to help control the frequency of the signal being received. Finally, in transformers and relays, the inductor is used to store and distribute energy in the form of a magnetic field.The SD3812-4R7-R is an excellent choice for a wide range of applications. It is easy to install, provides reliable performance, and is relatively inexpensive. It also offers a wide range of performance characteristics, including high current ratings, low insertion loss, and high frequency response.Overall, the SD3812-4R7-R is a great all-purpose fixed inductor. Whether you are looking for a way to filter noise in switching power supplies, control motors, or regulate current in analog circuits, the SD3812-4R7-R is the ideal choice.

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