PLY10AS1121R8R2B

Voltage Rating - AC:	300V
Package / Case:	Vertical, 4 PC Pin
Height (Max):	0.689" (17.50mm)
Size / Dimension:	0.709" L x 0.630" W (18.00mm x 16.00mm)
Mounting Type:	Through Hole
Features:	--
Approvals:	--
Ratings:	--
Operating Temperature:	-25°C ~ 60°C
Series:	PLY10
Voltage Rating - DC:	--
DC Resistance (DCR) (Max):	--
Current Rating (Max):	1.8A
Number of Lines:	2
Filter Type:	Power Line
Part Status:	Obsolete
Packaging:	Bulk

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Common Mode Chokes

Common mode chokes, or CMCs, are widely used in a variety of applications due to their ability to filter out common mode noise and interference. The PLY10AS1121R8R2B is a common mode choke that is designed to provide effective filtering for electronic circuits, without adding significant impedance or insertion loss. This choke is suitable for a wide range of applications, from automotive to telecommunications.

Application Field

The PLY10AS1121R8R2B is mainly used in automotive applications, such as power and signal line circuits, as well as antenna feed lines. It can also be used in telecommunications systems to reduce interference and crosstalk. It is also widely used in motor control and DC power circuits, and in household appliances, including stereo equipment and consumer electronics.

Working Principle

The PLY10AS1121R8R2B works by using two coils of ferrite beads to create a magnetic field. This magnetic field has the effect of canceling out common mode noise and interference, while allowing the desired signal to pass through. The choke also has a damped frequency characteristic, which helps to reduce high frequency interference.The choke operates by creating an inductive magnetic field. This field causes a voltage drop across the two coils which is effectively “blocking out” the interference from passing through the circuit. The voltage drop also has the effect of absorbing noise, which is then dissipated as heat.

Conclusion

The PLY10AS1121R8R2B is a common mode choke that can be used in a variety of applications for effective noise reduction and interference suppression. It is easy to install and provides good performance. Its damped frequency response also ensures that high frequency noise is filtered out.

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