MEM2012P25R0T001

Current:	200mA
Height:	0.037" (0.95mm)
Size / Dimension:	0.079" L x 0.049" W (2.00mm x 1.25mm)
Package / Case:	0805 (2012 Metric), 3 PC Pad
Mounting Type:	Surface Mount
Voltage - Rated:	12V
Applications:	Data Lines for Mobile Devices
Operating Temperature:	-40°C ~ 85°C
ESD Protection:	No
Values:	--
Series:	MEM
Resistance - Channel (Ohms):	--
Attenuation Value:	20dB @ 300MHz ~ 2GHz
Center / Cutoff Frequency:	25MHz (Cutoff)
Number of Channels:	1
Technology:	LC (Pi)
Filter Order:	3rd
Type:	Low Pass
Part Status:	Not For New Designs

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EMI/RFI Filters (LC, RC Networks)Electromagnetic interference (EMI) and radio frequency interference (RFI) are increasingly common in electronic systems, particularly those in industrial and consumer applications. As technology advances, the need for EMI/RFI filters becomes even more apparent. To combat this growing problem, technologies such as LC (inductor/capacitor) and RC (resistor/capacitor) networks are used to filter out these interferences.MEM2012P25R0T001 is an example of an EMI/RFI filter. It is an integrated filter module that is designed to provide increased isolation between input and output circuits, minimizing electromagnetic interference. This filter is suitable for use in a wide variety of applications, and is particularly useful in applications that are subject to harsh environments and/or require high signal levels.MEM2012P25R0T001 is a three-terminal EMI/RFI filter, consisting of an inductor, a capacitor, and a resistor. It is designed to attenuate both common mode and differential mode interference. At its core are two series arms that are inductively coupled. One arm is comprised of an inductor and a capacitor; the other is comprised of a resistor and a capacitor.To ensure a good match between the two series arms, a high-Q inductor is used in the filter. This is important because it allows for a higher frequency response, while also providing impedance matching, which helps to ensure distinct electrical isolation. The high-Q inductor and capacitor also work together to produce a low-pass filter, which is capable of removing high frequency signals.The resistor and capacitor in the other series arm form a shunt circuit, which is used to attenuate common mode interference. When common-mode signals enter the filter, the resistor and capacitor set up a capacitive divider circuit, which attenuates any common-mode signals that are present. With the shunt arm in place, the filter is able to reduce the magnitude of the common mode components, while still allowing the transmission of the desired signals.In summary, MEM2012P25R0T001 is an example of a three-terminal EMI/RFI filter, designed to attenuate both common mode and differential mode interference. This filter is suitable for use in a wide variety of applications, and is particularly useful in those requiring high signal levels and harsh environments. It consists of two series arms, one of which contains an inductor and a capacitor to form a low-pass filter, and the other consisting of a resistor and a capacitor to attenuate common mode interference. By combining these features, MEM2012P25R0T001 is able to effectively reduce the magnitude of EMI/RFI signals.

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