PSM1-471P-05T0

Series:	PSM
Packaging:	Tape & Reel (TR)
Part Status:	Discontinued at Digi-Key
Type:	Low Pass
Filter Order:	3rd
Technology:	LC (Pi)
Number of Channels:	1
Center / Cutoff Frequency:	--
Attenuation Value:	--
Resistance - Channel (Ohms):	--
Current:	5A
Values:	C = 470pF
ESD Protection:	No
Operating Temperature:	-55°C ~ 125°C
Applications:	Data Lines for Mobile Devices
Voltage - Rated:	--
Mounting Type:	Surface Mount
Package / Case:	3-PSM
Size / Dimension:	0.315" L x 0.118" W (8.00mm x 3.00mm)
Height:	0.118" (3.00mm)

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EMI/RFI Filters (LC, RC Networks)Radio frequency interference (RFI) and electromagnetic interference (EMI) can be caused by strong electro-magnetic energy generated from a variety of sources, including motors, power inductors, switches, and even power line noise. This interference can cause electrical systems and components to malfunction, causing undesired effects such as distorted audio, poor video quality, and even system crashes. Use of EMI filters, or LC/RC networks, is crucial for achieving proper electromagnetic compatibility.The PSM1-471P-05T0 EMI filter is designed to provide effective EMI and RFI protection at frequencies between 9kHz and 1GHz. It features three networks of 1/2-wavelength stripline, with each network consisting of a inductor, capacitor, and a resistor. This three-part network creates a low-pass filter which helps to reduce the level of electromagnetic contaminants entering or exiting a circuit by eliminating high-frequency noise on the power signal.The primary purpose of the PSM1-471P-05T0 EMI filter is to provide a low-impedance return path for unwanted high frequency signals that pass through the filter. This helps to reduce cross-talk between power and signal lines that can cause noise and interference within a system. Additionally, the filter prevents the power line from becoming a source of interference that can affect other systems or networks.The working principle of the PSM1-471P-05T0 filter is based on the principle of combining various capacitors, resistors, and inductors in a low-pass filter. This arrangement involves a series of wire lengths that are tuned to react with a specific frequency range. This type of filter is designed to allow only low frequency signals to pass through it while blocking out higher frequency signals.The PSM1-471P-05T0 filter is ideal for use in a variety of applications where there is a need to reduce high frequency EMI and RFI. This includes home theater systems, manufacturing and medical facilities, military operations, high-end audio systems, and portable electronics. The filter can be used to reduce the level of interference as well as reduce the amount of noise propagated by power sources.The PSM1-471P-05T0 filter also offers a cost effective solution for providing effective EMI/RFI protection. The filter is easily designed, constructed, and maintainable. It is also a reliable solution that can provide EMI protection for a wide range of frequencies and power levels.Although the PSM1-471P-05T0 filter is designed to reduce EMI/RFI to a minimum, users should always remember that it cannot totally prevent all electromagnetic interference. As the filter only blocks a portion of the interference, users should also take other steps to reduce the noise level within their system. In addition, proper grounding and shielding techniques should be followed to ensure that the filter is working properly and providing maximum protection.

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