4701-001MLF Filters

Current:	10A
Height:	0.095" (2.41mm)
Size / Dimension:	0.394" L x 0.090" W (10.00mm x 2.29mm)
Package / Case:	Pill, Square
Mounting Type:	Surface Mount
Voltage - Rated:	100V
Applications:	General Purpose
Operating Temperature:	-55°C ~ 125°C
ESD Protection:	No
Values:	L = 0.1µH, C = 8200pF
Series:	4700
Resistance - Channel (Ohms):	--
Attenuation Value:	65dB @ 100MHz
Center / Cutoff Frequency:	--
Number of Channels:	1
Technology:	LC (Pi)
Filter Order:	3rd
Type:	Low Pass
Part Status:	Active
Packaging:	Tape & Reel (TR)

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EMI/RFI Filters (LC, RC Networks)Electromagnetic interference (EMI) and radio-frequency interference (RFI) are undesired signals that find their way into electronic devices and cause them to malfunction. Environmental conditions such as lightning, static electricity, and power grid fluctuations can all generate these types of signals, which can be difficult to eliminate. Fortunately, the use of EMI/RFI filters can help reduce the level of interference experienced in sensitive electronic circuits.The most common type of EMI/RFI filtering technology used today is the LC (inductor-capacitor) network. This network attenuates high-frequency electromagnetic radiation and typically includes both an inductor (L) and a capacitor (C). The inductor is used to introduce a positive reactance to the circuit while the capacitor is used to introduce a negative reactance. The combination of the two works to block the interference signals from entering the circuit, while allowing the desired signal to pass through.RC (resistor-capacitor) networks are a similar type of EMI/RFI filter and also block high-frequency electromagnetic interference. In addition, they provide the added benefit of attenuating signals over a wider frequency range than LC networks. This technique involves the use of both a resistor (R) and a capacitor (C). The resistor is used to introduce resistance to the circuit, while the capacitor works to introduce a negative reactance. This combination will suppress interference signals and pass desired signals.Multi-layer filter (MLF) technology is the solution of choice for suppressing both EMI and RFI signals in many applications, particularly for those operating in high-frequency bandwidths. MLFs are a combination of LC networks and RC networks that are stacked together in series. This creates an attenuation network, which reduces noise in both the higher and lower frequency ranges. The MLF design is optimized to offer improved attenuation performance over wide frequency bandwidths, and is suitable for high-frequency and high-voltage applications.In addition, MLFs offer great flexibility compared to traditional LC and RC filters. They can be easily stacked in a variety of configurations to offer improved signal attenuation in various frequency ranges, and can be used in both AC and DC circuits. This makes them an ideal choice for applications in which shielding and/or filtering of a large number of signals is required.MLFs are used in a variety of applications, including medical equipment, power grids, automotive electronics, consumer electronics, and telecommunications. In these applications, MLFs help to protect vulnerable electronic circuits from interference from external sources, as well as electrical noise generated within the circuit itself. This helps to reduce circuit malfunction and signal distortion, allowing electronic devices to operate more reliably and efficiently.The key advantages of MLFs are their flexibility and improved signal attenuation. MLFs allow for the customization of the number of layers to be stacked, as well as the series or parallel circuit configuration used. This allows for improved signal attenuation as the signal frequencies pass through each layer of the filter. In addition, MLFs provide better attenuation performance compared to conventional LC and RC filters, which can be beneficial in applications with high frequencies or large noise levels.In summary, MLFs are an efficient and effective way to attenuate EMI and RFI signals. Their high level of flexibility and improved signal attenuation make them an ideal choice for applications in which filtering and/or shielding of a large number of signals is required. The combination of inductors and capacitors used in MLF technology allows for improved performance over traditional EMI and RFI filters, and they are suitable for a variety of high-frequency and high-voltage applications.

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