3000-681

Voltage Rating - AC:	--
Package / Case:	Horizontal, 4 PC Pin
Height (Max):	0.400" (10.16mm)
Size / Dimension:	0.490" L x 0.490" W (12.45mm x 12.45mm)
Mounting Type:	Through Hole
Features:	--
Approvals:	--
Ratings:	--
Operating Temperature:	-55°C ~ 105°C
Series:	3000
Voltage Rating - DC:	--
DC Resistance (DCR) (Max):	897 mOhm
Current Rating (Max):	470mA
Inductance @ Frequency:	680µH @ 1kHz
Number of Lines:	2
Filter Type:	Signal Line
Part Status:	Obsolete
Packaging:	Bulk

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Common Mode ChokesThe 3000-681 application field and working principle are part of the larger category of common mode chokes. Common mode chokes are passive devices used to reduce interference between two or more circuits. These devices typically consist of two or more coils of wire wound around a conductive core and placed in close proximity to each other. This allows the device to capture the electromagnetic field present around each coil and then transfer it to the other coil.Common mode chokes are designed to attenuate the common-mode noise, which is the noise and interference that exist between two or more circuits. This noise is caused by the presence of unwanted or stray electromagnetic fields or currents. The resulting current or voltage induced in the nearby circuits will then be reduced after passing through the device due to the common mode choke\'s properties.This current, present in both electrical and electromagnetic forms, can be dangerous and cause undesired effects on the intended application. Common mode chokes act as a filter, suppressing unwanted signals and attenuating the electromagnetic interference present in the system.When applied to the 3000-681, common mode chokes can reduce the common-mode noise interference between the supply side and the load side of the components, improving the performance of the circuit. As for its working principles, the core of the device acts to attract and absorb the electromagnetic fields generated by both circuits. The coils, which can be wound either clockwise or counterclockwise, enable it to transfer the absorbed currents to one side or the other and reduce it in the process. This helps the device to filter out all the undesired signals and improve the overall operation of the circuit.Moreover, thanks to its on/off switch feature, the common mode choke can be used in different applications by just flipping its switch. This makes it easier to use in complex systems and allows the engineer to optimize the performance of the circuit quickly and easily.In summary, the application field and working principle of the 3000-681 are part of the larger category of common mode chokes. These devices are passive components used to reduce interference between two or more circuits, primarily by attracting and absorbing electromagnetic fields generated by each circuit. This helps to filter out any unwanted signals and improve the overall performance of the circuit. Additionally, the switch feature allows the engineer to adjust the choke’s settings, depending on the particular application.

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