EH28-1.0-02-75M-X

Voltage Rating - AC:	250V
Package / Case:	Horizontal, 4 PC Pin
Height (Max):	0.941" (23.90mm)
Size / Dimension:	1.102" L x 1.102" W (28.00mm x 28.00mm)
Mounting Type:	Through Hole
Features:	--
Approvals:	--
Ratings:	--
Operating Temperature:	-25°C ~ 100°C
Series:	EH
Voltage Rating - DC:	--
DC Resistance (DCR) (Max):	880 mOhm
Current Rating (Max):	1A
Inductance @ Frequency:	75mH @ 400Hz
Number of Lines:	2
Filter Type:	Power Line
Part Status:	Active
Packaging:	Tube

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Common Mode Chokes: EH28-1.0-02-75M-X Application Field and Working PrincipleCommon Mode Chokes (CMCs) are a type of electrical filter designed to help reduce electrical noise. Unlike common mode inductors (CMI), they are constructed in a symmetrical way with two equal windings and are connected between two signal lines. This symmetrical configuration helps reduce differential mode noise, which can have a significant effect on the performance of a system.EH28-1.0-02-75M-X is a type of CMC designed for EMI/EMC filtering applications. It features a round wound inductance of 1.0 mH (1.2-1.0) with a rated current of 2A and a rated voltage of 75V. The device also has a high DCR value and low tolerance ranging from +10/-30%.The application field of EH28-1.0-02-75M-X CMCs mainly includes power network communication systems, measuring systems, military and industrial control systems, and systems that require high signal/noise ratio. The device provides excellent noise rejecting performance with its small size and low EMI, making it suitable for low-frequency power line communication, signal transmission, and other noise control applications.When it comes to the working principle of EH28-1.0-02-75M-X CMC, the device operates on the principle of electromagnetic induction. When currents and voltages move through the windings of the CMC, an electromagnetic field is generated. This field can help reduce the undesirable common mode noise, uninterrupted RF capacity, and crosstalk. By limiting the interference noise and increasing the current-limiting capability, the system performance can be improved significantly.The ability of EH28-1.0-02-75M-X to control noise and improve signal/noise ratio depends on the quality of the conductor and insulation materials used in constructing the device. Additionally, it is essential to design the CMC properly so that it can ensure good impedance match. This facilitates a good transfer of energy from the transmitting source to the receiving end, without any significant interference.Moreover, the EH28-1.0-02-75M-X is designed to reject ground planes while absorbing the magnetic field. This helps reduce the electrical noise and crosstalk at the receiving end. Additionally, the device also provides a frequency band clean up service that helps to remove the excessive noise. This allows the user to enjoy efficient and clean operations.In conclusion, EH28-1.0-02-75M-X CMCs provide a great way to reduce interference in power network communication systems, measuring systems, and military and industrial control systems. Its small form factor, low EMI, and cost-effectiveness make it a great choice for these applications. The device operates on the principle of electromagnetic induction, which helps to reduce the differential mode noise and improve the signal/noise ratio of the system. Additionally, by ensuring good conductor and insulation materials and proper design, the device can help reduce electrical noise and crosstalk while providing a frequency band clean up service.

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