1331R-821K

DC Resistance (DCR):	270 mOhm Max
Height - Seated (Max):	0.145" (3.68mm)
Size / Dimension:	0.313" L x 0.115" W (7.95mm x 2.92mm)
Supplier Device Package:	--
Package / Case:	2-SMD
Mounting Type:	Surface Mount
Inductance Frequency - Test:	25MHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	165MHz
Q @ Freq:	38 @ 25MHz
Series:	1331R
Shielding:	Shielded
Current - Saturation:	405mA
Current Rating:	405mA
Tolerance:	±10%
Inductance:	820nH
Material - Core:	Iron
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed inductors play an important role in any electronic device, and the 1331R-821K is no exception. This inductor is designed to protect your device by providing inductive reactance against transients on your circuit. The 1331R-821K is a high-performance, monolithic fixed inductor with an inductance value of 0.82uH, a maximum DC resistance of 1.331Ω, and a maximum current of 2A.The 1331R-821K is designed to provide stability and protection in various different applications. These applications include telecom, consumer electronics, automotive, medical, and many more. It can be used to reduce line noise, current spikes, and other electronic irregularities. The inductor can also be used as an EMI filter to help reduce electromagnetic interference.The working principle of the 1331R-821K is based on inductance. When an alternating current is applied to a conductor, a magnetic field is created. This magnetic field creates a circular current flow in the conductor. The current direction is always opposite to the direction of the original current flow. This is known as Lenz’s Law.When a DC current is passed through a conductor, the inductance of the conductor creates an iron inductor. The current produces a magnetic field that stores energy in the inductor’s magnetic core. This stored energy creates a counter-EMF, which opposes the original current and reduces the current to zero. As a result, the current flow is “blocked,” and the original current cannot continue to pass through the conductor. This is known as magnetic saturation.The 1331R-821K is constructed with an iron-core inductor, which stores energy in a strong magnetic field. This energy is then released when the current passes through the inductor. The 1331R-821K inductor is capable of providing inductive reactance against transients on the circuit, and it is designed to prevent line noise, current spikes, and other electronic irregularities.The advantages of the 1331R-821K include its high current rating, low DC resistance, and high inductance. It is also a monolithic component that can be used in various applications without sacrificing performance. This makes it suitable for integration into any device.In conclusion, the 1331R-821K is a high-performance fixed inductor designed to provide inductive reactance and other protections against transients in various applications. It is constructed with an iron-core inductor, which stores energy in a strong magnetic field that is released when the current passes through the inductor. The 1331R-821K can reduce line noise, current spikes, and other electronic irregularities, and its strong construction makes it suitable for integration into any device.

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