744821 Allicdata Electronics
Allicdata Part #:

732-10151-ND

Manufacturer Part#:

744821

Price: $ 97.02
Product Category:

Kits

Manufacturer: Wurth Electronics Inc.
Short Description: COMMON MODE POWER LINE CHOKES WE
More Detail: Common Mode Chokes for Power Lines Kit 98 Pieces (...
DataSheet: 744821 datasheet744821 Datasheet/PDF
Quantity: 5
1 +: $ 88.20000
Stock 5Can Ship Immediately
$ 97.02
Specifications
Series: WE-CMB
Packaging: Plastic Box with Bin Guide
Part Status: Active
Kit Type: Common Mode Chokes for Power Lines
Quantity: 98 Pieces (33 Values - Mixed Quantities)
Mounting Type: Through Hole
Packages Included: --
Description

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

EMI, Filter Kits, and 744821 Application Field and Working Principle

The 744821 EMI (electromagnetic interference) filter device is now widely used and has become an indispensable part of modern life. However, most people do not understand the nature, field of application and working principle of the 744821 EMI filter because the inner structure of the filter device is usually sealed, which affects people’s understanding of the filter.

The 744821 EMI filter is mainly used in fields such as regulation of power supply, noise control, filtering in computer central processing unit, etc. The 744821 filter device is made of metal, polymer, and other materials, and has a layered structure. The general structure of the filter consists of the following components: a metal conductor, circuits, shielding enclosure, passive filter and connectors.

The Working Principle of the 744821 EMI Filter

When an EMI Filter works, it operates in conjunction with a board-level filter. The filter prevents high-frequency energy radiating from amplifiers and components from entering the device. It also prevents electromagnetic noise generated from the outside from entering the device and holds the expected voltage or current levels in order to ensure that the components work properly. Generally, there are three components that work together to filter the EMI signal: an inductor, a capacitor, and a resistor.

The inductor is used to create a low-resistance path for high-frequency signals, while the capacitor acts as a low-resistance path for low-frequency signals. The resistor is used to reduce the amplitude of the signal, making it inaudible or invisible to the human ear. The combined effect of all these components is to reduce noise on both the incoming and outgoing signals.

Advantages of the 744821 EMI Filters

1. The 744821 EMI Filter device can prevent interference signals within the near-field environment from entering the system. The filtering effect of the filter is usually within the frequency range of 30Mhz~1Ghz and can reach several hundred megahertz at the highest frequency range.

2. The 744821 EMI filter can effectively reduce the interference of common-mode signals and differential-mode signals, and has good anti-interference performance. In addition, it has a wide working temperature range.

3. The 744821 EMI filter can effectively reduce the mutual interference between different electrical systems, reduce current surges, and prevent ground loops, providing a more stable and reliable system.

4. The 744821 EMI filter is simple and reliable, does not require high breakdown voltage, has good noise suppression effect, and can be widely used in power supply systems, communication systems, digital systems and other frequency systems.

Conclusion

In conclusion, the 744821 EMI filter device has a wide range of applications and a clear working principle. Its advantages are not only energy-saving and environmental protection, but also high in filtering accuracy. Therefore, the 744821 EMI filter device has a great development prospect.

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

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