TF2519HU-102Y3R0-01

Current Rating (Max):	3A
DC Resistance (DCR) (Max):	70 Ohm
Voltage Rating - DC:	--
Voltage Rating - AC:	--
Operating Temperature:	-20°C ~ 120°C
Ratings:	--
Approvals:	--
Features:	--
Mounting Type:	Through Hole
Size / Dimension:	0.984" Dia (25.00mm)
Height (Max):	0.748" (19.00mm)
Package / Case:	Horizontal, 4 PC Pin
Series:	TF
Packaging:	Bulk
Part Status:	Obsolete
Filter Type:	Power Line
Number of Lines:	2

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Introduction to Common Mode Chokes

Common mode chokes, also called balanced line chokes, are two-winding inductors placed in series with a line or balanced pair of lines. They provide an effective way to filter out unwanted common-mode noise while preserving the signal quality. Common-mode chokes are usually used to filter out high-frequency common-mode noise on power lines, audio lines, or instrument circuits. They are often used in high-speed Ethernet applications to reduce the amount of alien crosstalk, which is caused by signals from other devices interfering with one another.

TF2519HU-102Y3R0-01 Common Mode Chokes

The TF2519HU-102Y3R0-01 is a type of common mode choke designed for general-purpose applications, such as relays, contactors, motors, and HVAC equipment. This device has a voltage rating of 250V and an inductance of 15 mH. The pins of the device are soldered to the circuit board for easy installation. The device also offers a high current rating of 15A, making it suitable for applications that require a powerful choke.

TF2519HU-102Y3R0-01 Application Field

The TF2519HU-102Y3R0-01 is an ideal solution for general-purpose applications that require a high-performance choke. The device is widely used in industrial control and power systems, such as relays and contactors. The high current rating and the 250V voltage rating make it suitable for a variety of industrial applications.In addition, this common mode choke is often used in HVAC equipment, which requires a reliable and effective filter with minimum noise interference. The device is also used in audio applications, where it helps reduce line noise and interference from surrounding devices.

TF2519HU-102Y3R0-01 Working Principle

Common mode chokes work by blocking high-frequency noise and allowing desired signals and low-frequency noise to pass. They are made up of two inductors wound in opposite directions. This produces an out-of-phase response to noise and signals, which means that the noise is blocked while the signals of interest are passed.When current passes through the common mode choke, the two coils of wire create a magnetic field which opposes the current flow. This opposes the alternating nature of common mode noise, which is what causes it to be blocked. The internal resistance of the device also reduces the amount of current that can flow through it, further reducing the amount of noise interference.

Conclusion

Common mode chokes are an essential component of many industrial control and power systems, as well as audio applications. The TF2519HU-102Y3R0-01 is an ideal solution for these types of applications, offering a high current rating and a voltage rating of 250V. The device works by producing an out-of-phase response to noise, and also blocks noise interference by creating an opposing magnetic field. By understanding the working principle of the device, engineers can ensure that their components are properly shielded and protected from noise interference.

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