NFM21HC220U1H3D

ESD Protection:	No
Operating Temperature:	-55°C ~ 125°C
Applications:	Automotive
Mounting Type:	Surface Mount
Package / Case:	0805 (2012 Metric)
Size / Dimension:	0.079" L x 0.049" W (2.00mm x 1.25mm)
Height:	0.037" (0.95mm)
Series:	EMIFIL®, NFM21H
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Low Pass
Filter Order:	2nd
Technology:	LC (T-Type)
Number of Channels:	1
Center / Cutoff Frequency:	--
Attenuation Value:	--
Resistance - Channel (Ohms):	--
Current:	700mA
Values:	C = 22pF

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EMI/RFI Filters (LC, RC Networks)An EMI/RFI filter is used to reduce or eliminate electromagnetic interference (EMI) and radio-frequency interference (RFI). EMI/RFI filters can be either active or passive components, and are often composed of LC (inductor-capacitor) or RC (resistor-capacitor) networks. The NFM21HC220U1H3D is a type of EMI/RFI filter that provides an effective solution for eliminating high frequency EMI noise between multiple circuits.The NFM21HC220U1H3D has a wide range of applications and can be built into a variety of products, including power amplifiers, power supplies, computers, telecommunication systems, and audio and video equipment. Its built-in filter design can protect these products from high frequency noise, which can be caused by common-mode currents, ground loops, and microprocessors.The NFM21HC220U1H3D works on the basic principles of EMI/RFI filtering. It consists of two separate EMI/RFI filtering networks, each of which contains two components: an input capacitor and an output inductor. These networks provide electrical isolation between the input and output lines of the filter, as well as reducing electromagnetic interference.The input capacitor acts as a low-pass filter, which allows low-frequency signals to pass through the filter, while blocking any high-frequency signals. The output inductor acts as a high-pass filter, which allows high-frequency signals to pass, while blocking low-frequency signals. The combination of these two networks ensures that only the desired signal is allowed to pass through the filter, while all other signals are blocked.In order to be effective, the NFM21HC220U1H3D must be installed properly. The filter should be installed as close as possible to the circuit which requires the EMI/RFI filtering, with no other components between the filter and the circuit. In order to be sure that the filter is working correctly, it is important to properly ground the filter and make sure that it is connected to the circuit in the correct direction.The NFM21HC220U1H3D is a reliable and efficient EMI/RFI filter which can be used in a wide variety of products. Its effective filter design and easy installation make it an ideal choice for reducing or eliminating EMI/RFI interference in any circuit.

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