3621E221KT

DC Resistance (DCR):	730 mOhm Max
Height - Seated (Max):	0.217" (5.50mm)
Size / Dimension:	0.374" L x 0.374" W (9.50mm x 9.50mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	1kHz
Operating Temperature:	-25°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	3.8MHz
Q @ Freq:	12 @ 796kHz
Series:	3621, Sigma Inductors
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	660mA
Tolerance:	±10%
Inductance:	220µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Fixed inductors are commonly used in electrical circuits for the purpose of storing and releasing energy. The 3621E221KT is a type of fixed inductor, also referred to as a toroidal inductor. Toroidal inductors are a specific type of fixed inductor that is known for its low profile and high efficiency.The 3621E221KT is designed to be used in a variety of applications, including audio, digital video, telecommunications, and electrical power systems. It is a low-profile, high-efficiency, RoHS compliant, and halogen-free inductor. This product has a metal oxide film construction, making it ideal for high-density applications and providing excellent thermal stability over a wide range of temperatures.In terms of the application field of the 3621E221KT, this device can be used in some high-frequency, low-cost, reliable circuits that require an inductor coil or a transformer. It is also used in RF circuits, DC-DC converters, and inductive resonant converters. Furthermore, the E221KT is suitable for current-sensing applications. This device has a surprisingly small footprint and excels at providing high-power performance.In order to understand the working principle of the 3621E221KT, it is important to understand the basics of a fixed inductor. An inductor is a passive electrical device that stores energy in the form of a magnetic field generated when an electric current passes through it. When this current passes through the coil of the inductor, it produces a magnetic field that stores energy until the current flow stops, at which point it releases the stored energy. This is the main principle of the E221KT inductor; it takes a small amount of current, produces a magnetic field, and then releases the stored energy in a controlled manner.The 3621E221KT has many unique features that make it ideal for a variety of applications. It has a high current capacity, low DC resistance, and low internal inductance, making it extremely efficient and reliable. Furthermore, its low profile allows it to be easily installed in tight spaces.Overall, the 3621E221KT is an incredibly versatile and reliable device with a wide range of applications. Its unique features make it an ideal choice for a variety of projects, including audio, digital video, telecommunications, and electrical power systems. It has a high current capacity, low DC resistance, and low internal inductance, making it incredibly efficient and reliable. Furthermore, its low profile allows it to be installed in tight spaces, while its metal oxide film construction ensures excellent thermal stability over a wide range of temperatures. This makes the 3621E221KT an excellent choice for a variety of projects.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description