SP1812-822H

DC Resistance (DCR):	280 mOhm Max
Height - Seated (Max):	0.134" (3.40mm)
Size / Dimension:	0.189" L x 0.134" W (4.80mm x 3.40mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	1kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	SP1812
Shielding:	Shielded
Current - Saturation:	724mA
Current Rating:	842mA
Tolerance:	±3%
Inductance:	8.2µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed InductorsInductors (or coils) are passive components that store energy in the form of a magnetic field. Fixed inductors, also known as non-variable inductors, are components with relatively fixed characteristics, meaning the values or parameters don’t change based on an external stimulus. The SP1812-822H fixed inductor is an example of a low-inductance device in a 0805 standard metric package.Application FieldsThe SP1812-822H fixed inductor is primarily used in applications in which magnetic energy is necessary, such as switching power supply, DC/DC converters, and low- and high-frequency power circuits. Due to its low inductance, the SP1812-822H fixed inductor is well suited for use in high-frequency circuits, as it generates less noise, lowers power consumption, and has excellent heat resistance characteristics. The device is also used in consumer electronics such as computers, laptops, televisions, and cellular phones.Working PrincipleThe working principle of the SP1812-822H fixed inductor is based on Faraday’s law of induction, which states that when a magnetic field is evolved around a conductor, an electrical current is generated. When a voltage is applied to the inductor, a magnetic flux is generated which, in turn, induces a voltage in the winding. This voltage is proportional to the rate of change of flux, and this is the basis of the working principle of inductors. The inductance of the fixed inductor is the inverse of the rate of change of the magnetic flux.The SP1812-822H fixed inductor is a high-quality device designed to withstand temperatures ranging from -40°C to 125°C. It is a low-inductance device with an inductance of 0.822 μH and a rated current of 25 A. The device has an excellent heat resistance and excellent temperature characteristics, as well as a high ripple current for better signal integrity. The device is also RoHS compliant and has a UL 94V-0 flammability rating.The SP1812-822H fixed inductor is a high-quality component that can be used in a variety of applications. Its excellent heat resistance and low inductance characteristics make it suitable for use in high-frequency circuits, and its RoHS compliance and UL 94V-0 flammability rating make it an ideal choice for applications in consumer electronics. The device’s small size and low inductance combine to make it an extremely effective component.

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