SP1812R-822G

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:	SP1812R
Shielding:	Shielded
Current - Saturation:	724mA
Current Rating:	842mA
Tolerance:	±2%
Inductance:	8.2µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to Fixed Inductors

Fixed inductors are an essential component in an electrical circuit, used to store and discharge electrical energy. Fixed inductors are available in a range of different materials, shapes, sizes, and power ratings, making them ideal for use in a variety of applications. They are also used to regulate the current flow, helping maintain the required current/voltage ratio for efficient operation in the circuit.Fixed inductors are used in a wide range of applications, from power supplies and signal processing, to medical and automotive electronics. They are also frequently used in switching power supplies, for voltage regulation and noise filtering. The basic structure of a fixed inductor consists of a solid core, wrapped with insulated wire. The core typically consists of ferromagnetic material, which helps store the energy. Depending on the application, there are different types of fixed inductors available.

SP1812R-822G Fixed Inductor

The SP1812R-822G is a large surface mount fixed inductor designed specifically for high power applications. It is a single layer, surface mount device, and can withstand up to 8 amps of current. The SP1812R-822G features a flat bottom and wide terminal openings for easy installation.The SP1812R-822G is exceptionally efficient, due to its unique design. It is a compact, surface mount device, with an internal core that is made from ferromagnetic material, providing low impedance and high inductance values. It has a high current capacity, and boasts high stability and reliability. This makes it ideal for use in a variety of power supply and signal processing applications.

Application Field

The SP1812R-822G is designed for a variety of applications, including power supplies, switch mode power supplies, and signal processing. It is particularly well-suited for use in applications where low noise is desired, as it helps reduce voltage ripple, noise, and EMI interference. It is also ideal for use in high-efficiency power systems, such as frequency converters and photovoltaic inverters.

Working Principle

The SP1812R-822G fixed inductor works on the principle of electromagnetic induction. When an electrical current is passed through the device\'s winding, it produces a magnetic field. This field will store energy, which is then released when the current passes through the winding in the opposite direction. This process is called inductance, and it helps to regulate the current flow in the circuit, helping maintain the required current/voltage ratio for efficient operation.

Conclusion

The SP1812R-822G is an innovative fixed inductor solution, ideal for use in a variety of power supply and signal processing applications. Its high efficiency, low noise, and high current capacity make it ideal for use in high-efficiency power systems, such as frequency converters and photovoltaic inverters. It also helps to reduce voltage ripple, noise, and EMI interference, making it a valuable addition to any circuit.

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