HM28-20001LF

Voltage Rating - AC:	250V
Package / Case:	Vertical, 4 PC Pin
Height (Max):	0.906" (23.00mm)
Size / Dimension:	0.866" L x 0.866" W (22.00mm x 22.00mm)
Mounting Type:	Through Hole
Features:	--
Approvals:	--
Ratings:	--
Operating Temperature:	--
Series:	HM28
Voltage Rating - DC:	--
DC Resistance (DCR) (Max):	1.4 Ohm
Current Rating (Max):	500mA
Inductance @ Frequency:	9mH @ 1kHz
Number of Lines:	2
Filter Type:	--
Part Status:	Discontinued at Digi-Key
Packaging:	Bulk

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Common Mode Chokes, or CMC, are a type of electrical component that is used to reduce the amount of noise or interference that is generated in electrical circuits. They are often used to reduce the amount of electromagnetic interference that is generated in electronic devices, such as computer systems, audio equipment, and other related equipment. Common Mode Chokes are typically constructed from winding two or more coils onto a magnetic core material, such as iron, ceramic, or some other suitable material.The HM28-20001LF application field is mainly used in the electronics field. This common mode choke is one of the leading technologies in the industry that helps to reduce interference in a device. Also, this technology helps to improve signal transmission and quality. It is designed to fit in with a variety of different devices, allowing users to use it in a variety of applications.The working principle of the HM28-20001LF common mode choke is quite simple. It creates a high-impedance barrier between two electronic devices so that any noise or interference generated by one device does not enter the other device’s circuitry. The choke has two coils, one wrapping around the other. The two coils are magnetically coupled, and the core material provides the magnetic field that creates the impedance barrier.When electromagnetic interference occurs, typically in the form of voltage spikes or radio frequency interference, the common mode choke is used to absorb the EMI. This is done by putting a high-impedance field across the two coils. The coil will then absorb the energy from the EMI, which reduces its overall intensity. As a result, the noise or interference generated by the device is reduced.The HM28-20001LF is a very versatile common mode choke. It is designed to handle all types of electronic noise, including RFI (Radio Frequency Interference), ESD (Electrostatic Discharge), and EMI (Electromagnetic Interference). It is also robust enough to withstand extreme temperatures, so it can be installed and used outdoors. The HM28-20001LF is a reliable and cost-effective solution for reducing the amount of EMI in electronic circuits. The choke is easy to install and is designed to provide maximum protection against interference for most applications. Its high-impedance field ensures that it can effectively absorb EMI, which allows the devices in the circuit to operate reliably without disruption or malfunction. Overall, the HM28-20001LF is an excellent choice for reducing interference in a variety of electronic circuits. Its robust design and reliable performance make it a great choice for any application where EMI needs to be reduced. Its simple working principle, combined with its cost-effectiveness, makes it a great choice for many different applications.

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