PEMI1QFN/WM,315 Filters

Resistance - Channel (Ohms):	200
Height:	0.020" (0.50mm)
Size / Dimension:	0.039" L x 0.024" W (1.00mm x 0.60mm)
Package / Case:	SC-101, SOT-883
Mounting Type:	Surface Mount
Voltage - Rated:	--
Applications:	LAN, PCS, WAN
Operating Temperature:	-40°C ~ 85°C
ESD Protection:	Yes
Values:	R = 200 Ohms, C = 16pF (Total)
Series:	PEMIxQFN
Attenuation Value:	27dB @ 800MHz ~ 3GHz
Center / Cutoff Frequency:	--
Number of Channels:	1
Technology:	RC (Pi)
Filter Order:	2nd
Type:	Low Pass
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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EMI/RFI filters (LC, RC networks) are electrical components that protect sensitive electronics from electromagnetic interferences (EMI) and radio frequency interferences (RFI). PEMI1QFN/WM, 315 is an EMI/RFI filter specially designed for a variety of application fields including automotive, communications, consumer electronics, industrial controls, medical equipment, military/aerospace, test and measurement equipment, as well as other electronic systems.The PEMI1QFN/WM, 315 filter is based on an innovative combination of inductor-capacitor networks and impedance scaling components, which work collaboratively to create an integrated solution that reduces both conducted and radiated EMI/RFI noise. The filter’s network of individual components creates an effective low impedance path for electromagnetic and radio frequency energy, while at the same time preventing unwanted interference from reaching the device.The PEMI1QFN/WM, 315 filter works in various ways to block external radio frequencies and EMI emissions. First, it absorbs EMI energy using a combination of inductive and capacitive components. The inductors help to slow down and minimize the EMI frequencies, while the capacitors help to dampen any remaining frequencies. The inductors and capacitors create a low impedance path for the EMI energy to travel through. By doing this, the filter reduces the amount of EMI that reaches the device.Furthermore, the filter also works by filtering out EMI/RFI noise before it reaches the device. This is done by setting up an impedance mismatch along the energy path. This impedance mismatch helps to reduce the coupling between the device and the external noise source.Finally, the PEMI1QFN/WM, 315 filter also works by providing shielding against external noise sources. The filter has a secure housing that helps to prevent EMI/RFI noise from entering the device. Additionally, the filter also comes with a shielding layer which helps to block any EMI/RFI noise that does manage to enter the device.Overall, the PEMI1QFN/WM, 315 is an effective EMI/RFI filter that can be used in a variety of applications. Its combination of inductive and capacitive components create an effective low impedance path to reduce EMI/RFI noise, while its impedance mismatch and shielding layer provide a solid defense against outside interference. The PEMI1QFN/WM, 315 filter is an ideal solution for many electronic systems.

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