3000-821

Voltage Rating - AC:	--
Package / Case:	Horizontal, 4 PC Pin
Height (Max):	0.400" (10.16mm)
Size / Dimension:	0.490" L x 0.490" W (12.45mm x 12.45mm)
Mounting Type:	Through Hole
Features:	--
Approvals:	--
Ratings:	--
Operating Temperature:	-55°C ~ 105°C
Series:	3000
Voltage Rating - DC:	--
DC Resistance (DCR) (Max):	1.16 Ohm
Current Rating (Max):	410mA
Inductance @ Frequency:	820µH @ 1kHz
Number of Lines:	2
Filter Type:	Signal Line
Part Status:	Obsolete
Packaging:	Bulk

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

Common Mode Chokes are electromagnetically coupled coils designed to reduce the amount of noise in a circuit. These coils are used to prevent AC and high frequency noise from interfering with digital and analog signals. The purpose of a common mode choke is to reduce the common-mode voltage on the power line and filter out any noise that would otherwise be transferred through the power supply.Common mode chokes are usually made up of two identical windings, which are surrounded by an air core or a ferromagnetic structure. These coils are typically wound on a central core, which allows them to be connected in series, or in parallel.The primary benefit of using a common mode choke is that it can keep noise from entering or exiting the power source. Since these chokes operate on a principle of magnetic induction, they do not require active electronics, which can reduce costs and reduce size. Common mode chokes can also act as transverse filters, allowing frequencies to pass through while suppressing others.One common application of the common mode choke is in AC circuits. A common-mode choke is used to reduce the spread of noise frequencies throughout an AC circuit. This is especially useful in medical equipment, in which AC noise can interfere with diagnostic tests. In addition, common mode chokes are used in communications equipment in order to suppress any interfering signals that might otherwise interfere with data transmission.Another important application of common mode chokes is in power supplies. Chokes are used to filter out AC line noise and help to maintain a clean voltage line. This is essential for sensitive electronic equipment, which could be damaged by surges or other abnormal fluctuations in voltage.Common mode chokes are also used in automotive applications, in order to reduce the spread of noise produced by the engine. This helps to improve the overall performance of the engine, since it can minimize interference with other electronic systems.Finally, common-mode chokes are often used in telecommunications equipment to reduce the propagation of noise from one channel or device to another. This helps prevent interference from other channels and maintain the integrity of a transmission line.In conclusion, common mode chokes are widely used in many different industries, from automotive to medical and communications. They are highly effective at preventing AC and high frequency noise from interfering with signals. In addition, they are easy to install and can save money on installation costs, due to their lack of active electronics.

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

Part Number	Manufacturer	Price	Quantity	Description