IM02ER221K

Q @ Freq:	30 @ 790kHz
Height - Seated (Max):	--
Size / Dimension:	0.095" Dia x 0.250" L (2.42mm x 6.35mm)
Supplier Device Package:	Axial
Package / Case:	Axial
Mounting Type:	Through Hole
Features:	--
Inductance Frequency - Test:	790kHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	9MHz
Series:	IM
DC Resistance (DCR):	21 Ohm Max
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	52mA
Tolerance:	±10%
Inductance:	220µH
Material - Core:	Ferrite
Type:	Molded
Part Status:	Obsolete
Packaging:	--

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Fixed Inductors are electronic components used in a variety of applications to store magnetic energy. An IM02ER221K is a particular type of fixed inductor and is utilized primarily for high precision circuits used in electronics and medical technology. The application field and working principle of the IM02ER221K will be discussed in this article.In general, the IM02ER221K is specifically designed to be used in high-precision circuits for power amplifiers, medical technology, defence systems, and optical communications. It has a high inductance which is used to lower the electrical resistance of the circuit. This is especially important when dealing with the very high currents in precision circuits.The working principle of an IM02ER221K is relatively straightforward. When electric current passes through the component, a magnetic field is generated in the vicinity of the component. This magnetic field then induces a voltage in the windings. When the voltage reaches the appropriate level, the current flow stops, and the magnetic field dissipates.The IM02ER221K is also designed to be extremely stable. This is due to its construction, which incorporates a spiral winding, surrounded by a very thermally conductive plastic casing. This ensures that the temperature of the component is kept steady, even in extreme environmental conditions.The IM02ER221K also has several other technical features, which make it an ideal choice for precision circuits. For example, its high inductance makes it very efficient at changing the current in the circuit, while its precise winding ensures good signal integrity. It also has a low self-resonant frequency, allowing it to be used in low frequency applications.To summarize, the IM02ER221K is a type of fixed inductor, specifically designed for use in high-precision circuits. Its high inductance, precise winding, and excellent thermal conductivity make it ideal for circuits dealing with high currents and low frequency requirements. It is widely used in applications such as power amplifiers, medical technology, defence systems, and optical communications.

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