1289F-001

Current:	10A
Height:	--
Size / Dimension:	0.156" Dia x 0.350" L (3.96mm x 8.89mm)
Package / Case:	Axial, Bushing, 1 Turret Lead
Mounting Type:	Chassis Mount
Voltage - Rated:	200V
Applications:	General Purpose
Operating Temperature:	-55°C ~ 125°C
ESD Protection:	No
Values:	C = 1500pF
Series:	--
Resistance - Channel (Ohms):	0.01
Attenuation Value:	40dB @ 100MHz
Center / Cutoff Frequency:	--
Number of Channels:	1
Technology:	LC (Pi)
Filter Order:	3rd
Type:	Low Pass
Part Status:	Discontinued at Digi-Key
Packaging:	Bulk

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EMI/RFI Filters (LC, RC Networks)Electromagnetic Interference (EMI) and Radio Frequency Interference (RFI) filters are electrical components used to reduce the impact of interference caused by electromagnetic or radio wave signals. They can be used to reduce signal interference of other electronics in a system, as well as to limit the overall amount of interference in an area. The 1289F-001 utilizes both LC (inductor & capacitor) and RC (resistor & capacitor) filters to provide the desired result.An LC filter consists of one or more inductors and one or more capacitors connected in series and/or parallel. The inductors create a low pass filter, while the capacitors form a high pass filter. This allows the 1289F-001 to block out high frequency interference and allow low frequency signals to pass through. The RC filter, on the other hand, is formed by connecting resistors and capacitors in series and/or parallel. A RC filter will attenuate high frequency signals more efficiently than the LC filter. The 1289F-001 utilizes both types of filters in order to maximize the effectiveness of its overall design.The 1289F-001 is designed mainly for switching power supplies, such as those used in computers and other electronic systems. The goal of the filter is to reduce the interference caused by rapid changes in the voltage or current of a power supply. This interference can cause glitches, noise, and other disruptions in electronic systems that can adversely affect the performance of the device. To combat this, the 1289F-001 utilizes its LC and RC filters to reduce the amount of high frequency interference in the system.The 1289F-001 is also designed to provide effective filtering for frequencies up to 200MHz. It accomplishes this by utilizing a combination of two capacitors and two inductors. The capacitors act as high pass filters, while the inductors act as low pass filters. The two components work together to create a filter that is capable of blocking out high frequency interference while still allowing desired signals to pass through.In conclusion, the 1289F-001 is a versatile filter designed to reduce interference caused by electromagnetic or radio wave signals. It utilizes both LC and RC filters to provide an effective form of filtering and is especially useful in switching power supplies. The 1289F-001 is capable of providing effective filtering for frequencies up to 200MHz and is highly effective against high frequency interference.

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