1210R-221J

DC Resistance (DCR):	320 mOhm Max
Height - Seated (Max):	0.101" (2.57mm)
Size / Dimension:	0.128" L x 0.095" W (3.26mm x 2.41mm)
Supplier Device Package:	--
Package / Case:	2-SMD
Mounting Type:	Surface Mount
Inductance Frequency - Test:	25MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	350MHz
Q @ Freq:	30 @ 25MHz
Series:	1210R
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	805mA
Tolerance:	±5%
Inductance:	220nH
Material - Core:	Iron
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

1210R-221J Application Field and Working Principle

Fixed inductors have found a wide range of applications in the field of electronics and telecommunications. The 1210R-221J is one of these products, and is mainly used in integrated circuits. They are small parts that help regulate circuits and provide impedance.The 1210R-221J is mainly used for converting electrical current into electromagnetic energy, and vice versa. This makes it ideal for AC/DC power conversion. It also helps power components such as LEDs and other electronic devices. In terms of the physical size, the 1210R-221J has a footprint of 2.5mm x 2mm, and the overall package has a height of 1.5mm. This makes it ideal for use in small electronic devices and circuits.The 1210R-221J is a closed magnetic circuit inductor that consists of a core material and a coil winding. The coil windings are typically made from copper wire and the core materials can range from ferrite and iron to air. The core material will determine the inductance, and different core materials will provide a range of inductance levels - typically ranging from 0.4µH to 10µH.When it comes to the principle of operation, the 1210R-221J uses Faraday’s law of induction. In simple terms, this law states that when a voltage is applied to a coil, the electrons will flow, and this will generate a magnetic field in the form of a magnetic flux. This flux will induce an electric current in the form of a voltage.The flow of electrons in the coil windings will be limited due to the core material’s magnetic properties, and this will determine the amount of induced voltage. This is known as the inductance of the device, and the 1210R-221J inductance can range from 0.4µH to 8µH. The 1210R-221J is widely used in a number of fields such as voltage conversion and AC/DC power conversion. It is also used in digital circuits such as CMOS, ECL and BiCMOS applications.In conclusion, the 1210R-221J is a small, closed magnetic circuit inductor that is widely used in the field of electronics and telecommunications. It has a range of inductance levels that make it suitable for a variety of applications. It is also small in size and easy to use. The main principle of operation is based on Faraday’s law of induction, and this helps it to convert electrical current into electromagnetic energy.

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