744272251 Filters

Series:	WE-SL5
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Filter Type:	Power, Signal Line
Number of Lines:	2
Impedance @ Frequency:	970 Ohms @ 15MHz
Inductance @ Frequency:	250µH @ 100kHz
Current Rating (Max):	2A
DC Resistance (DCR) (Max):	35 mOhm
Voltage Rating - DC:	80V
Voltage Rating - AC:	--
Operating Temperature:	-40°C ~ 125°C
Ratings:	--
Approvals:	--
Features:	--
Mounting Type:	Surface Mount
Size / Dimension:	0.394" L x 0.343" W (10.00mm x 8.70mm)
Height (Max):	0.256" (6.50mm)
Package / Case:	Horizontal, 4 PC Pad

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Common Mode Chokes and 744272251

Common mode chokes, also known as CM chokes, CM chokes, common mode filters, common mode inductors, and common mode inductors, are electrical components that are designed to reduce EMI and RFI (electromagnetic interference and radio frequency interference) from conditioned signal and power lines. This article will explore the application field and working principle of 744272251, a commonly used common mode choke.Common mode noise is the noise that exists in two signals of the same polarity and amplitude. It is mostly the interference that is created by electrostatic or electromagnetic fields. These disturbances are typically caused by equipment running inside the vicinity, which may be emanating from transformers, motors, and the like. In order to reduce this noise, common mode noise can be filtered using a common mode choke. 744272251 is a high-efficiency common mode choke with a broad frequency bandwidth, which can eliminate common mode noise in a variety of applications. Its specific advantages are as follows:

• High inductance
• Low profile and light weight- it is only 2.2mm high
• Low core loss and high cuts- enables more effective operation at low frequencies
• Exceptional surge capabilities
• Good consistency and reliability

The application field of 744272251 is wide. It can be used to filter common mode noise in measurement and control systems, household appliances, smart meters, blowers and other electronic equipment. It can also be used in power supplies, such as DC input, AC input, switching power supplies, LED power supplies and so on.Let\'s take a look at the working principle of 744272251. A common mode choke is composed of two coils, each wound on an iron core. The two coils are wound in opposite direction to each other so that the induced voltages in both coils are in the opposite direction, which cancels out noise on the circuit. The common mode choke acts like a high-pass filter, which blocks the low frequency noise, while the coils inductively filter out the high frequency noise. The two coils are inductively coupled together so that they can effectively filter out common mode noise. The coupling coefficient defines the degree of interaction between the two coils. The higher the coupling coefficient, the more effective the common mode noise suppression. 744272251 has a high coupling coefficient, which makes it more effective at noise suppression than most other common mode chokes on the market. To sum up, 744272251 is a high-performance common mode choke that is widely used across a wide range of electrical equipment. Its high inductance, low profile and light weight, low core loss and high cuts, and exceptional surge capabilities make it one of the most popular common mode chokes on the market. By reducing common mode noise, 744272251 can ensure that electrical systems run more reliably and efficiently.

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Part Number	Manufacturer	Price	Quantity	Description