BLM21AG221SN1D

Series:	EMIFIL®, BLM21
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Filter Type:	--
Number of Lines:	1
Impedance @ Frequency:	220 Ohms @ 100MHz
Current Rating (Max):	800mA
DC Resistance (DCR) (Max):	130 mOhm
Ratings:	--
Operating Temperature:	-55°C ~ 125°C
Package / Case:	0805 (2012 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.041" (1.05mm)
Size / Dimension:	0.079" L x 0.049" W (2.00mm x 1.25mm)

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BLM21AG221SN1D Ferrite Beads and Chips

Ferrite beads and chips refer to components that are used in circuit boards and other electronic devices to filter and block out electromagnetic interference. They are particularly useful in the passing or rejecting of certain frequencies, particularly those that may interfere with the operation of other circuits. The BLM21AG221SN1D is an example of a ferrite bead or chip that is designed for a range of applications.

Application Field

The BLM21AG221SN1D Ferrite Bead or Chip is designed to be used in circuit boards to filter out electromagnetic interference, either in AC or DC applications. It can also be used to filter out high levels of current that may flow through the circuit board, as it is able to effectively restrict the flow of current at different frequencies. Its use is typically in electronics, particularly signals that may cause interference, as well as in power supplies and other kinds of circuitry.

Working Principle

The BLM21AG221SN1D ferrite bead or chip works by using a combination of resistive and inductive elements, which interact with the electromagnetic field passing through it. The inductive elements act upon the in-going signals, restricting them to certain frequencies that are within the device’s frequency range. The resistive elements, meanwhile, work to reduce the current that passes through the device when it is subjected to a high frequency, thus preventing the circuit from being overloaded.The principle behind the BLM21AG221SN1D ferrite bead or chip is that it uses two distinct types of energy to block out electromagnetic interference. The resistive elements act as a barrier, while the inductive elements create a magnetic field that limits the range of the signal that can pass through it. This type of device is able to operate efficiently at a wide range of signal frequencies, and is often used in various circuit boards for filtering out unwanted signals.

Advantages

One of the main advantages of the BLM21AG221SN1D ferrite bead or chip is its ability to be used in a wide range of applications, as it is able to filter out electromagnetic interference in AC and DC circuits. It also offers a high level of reliability, as it is able to effectively restrict the flow of current at different frequencies. Additionally, it is relatively small in size, making it ideal for use in tight circuits, as well as providing a sleek and attractive appearance. The BLM21AG221SN1D ferrite bead or chip is also highly cost-effective, making it attractive to manufacturers and designers looking for a device that can provide excellent performance at a low cost. Additionally, they can be quickly and easily installed in a circuit, reducing the amount of time and labour required. This helps to ensure that the device can be quickly and easily integrated into a system, lowering the costs associated with production.

Conclusion

In conclusion, the BLM21AG221SN1D ferrite bead or chip is a highly versatile device that can be used in a wide range of applications to filter out electromagnetic interference. It is reliable and cost-effective, and is relatively small, making it suitable for use in tight circuits or for attractive design features. Its ease of installation and operation also makes it a popular choice, helping to reduce costs associated with production.

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