FK Series, EMI/RFI Filters (LC, RC Networks)

Results:
16
Manufacturer
Series
Center / Cutoff Frequency
Attenuation Value
Values
Size / Dimension
Package / Case
Height
Resistance - Channel (Ohms)
Filter Order
Voltage - Rated
Mounting Type
Technology
Current
Operating Temperature
Applications
ESD Protection
Type
Number of Channels
Results remaining16
Applied Filters:
FK
Select
ImageProduct DetailPriceAvailabilityECAD ModelMounting TypeSeriesOperating TemperatureCurrentVoltage - RatedPackage / CaseNumber of ChannelsValuesHeightSize / DimensionTypeFilter OrderTechnologyCenter / Cutoff FrequencyAttenuation ValueResistance - Channel (Ohms)ESD ProtectionApplications
FK2125T186AL-T
FILTER LC(T) 18MHZ SMD
1+
$0.1014
5+
$0.0958
10+
$0.0901
Quantity
20,696 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 3 PC Pad
1
-
0.047" (1.19mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
3rd
LC (T-Type)
18MHz (Cutoff)
20dB @ 500MHz
2
No
Data Lines for Mobile Devices
FK2125T107AL-T
FILTER LC(T) 100MHZ SMD
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 3 PC Pad
1
-
0.047" (1.19mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
3rd
LC (T-Type)
100MHz (Cutoff)
20dB @ 500MHz
3
No
Data Lines for Mobile Devices
FK2125T207AL-T
FILTER LC(T) 200MHZ SMD
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 3 PC Pad
1
-
0.047" (1.19mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
3rd
LC (T-Type)
200MHz (Cutoff)
20dB @ 500MHz
2
No
Data Lines for Mobile Devices
FK2125T406AL-T
FILTER LC(T) 40MHZ SMD
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 3 PC Pad
1
-
0.047" (1.19mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
3rd
LC (T-Type)
40MHz (Cutoff)
20dB @ 500MHz
2
No
Data Lines for Mobile Devices
FK2125T407AL-T
FILTER LC(T) 400MHZ SMD
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 3 PC Pad
1
-
0.047" (1.19mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
3rd
LC (T-Type)
400MHz (Cutoff)
20dB @ 800MHz
2
No
Data Lines for Mobile Devices
FK2125TZ700C850T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 4 PC Pad
1
R = 70Ohms, C = 85pF
0.047" (1.20mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
1st
RC (T-Type)
-
-
2
No
Data Lines for Mobile Devices
FK3216HC040-B
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount, MLCC
FK
-25°C ~ 85°C
300 mA
25V
1206 (3216 Metric)
1
-
0.059" (1.50mm)
0.126" L x 0.063" W (3.20mm x 1.60mm)
Low Pass
3rd
LC (T-Type)
25MHz (Center)
6dB @ 100MHz
0.5
No
Data Lines for Mobile Devices
FK3216HC040-T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount, MLCC
FK
-25°C ~ 85°C
300 mA
25V
1206 (3216 Metric)
1
-
0.059" (1.50mm)
0.126" L x 0.063" W (3.20mm x 1.60mm)
Low Pass
3rd
LC (T-Type)
25MHz (Center)
6dB @ 100MHz
0.5
No
Data Lines for Mobile Devices
FK3216HC050-T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount, MLCC
FK
-25°C ~ 85°C
300 mA
25V
1206 (3216 Metric)
1
-
0.059" (1.50mm)
0.126" L x 0.063" W (3.20mm x 1.60mm)
Low Pass
3rd
LC (T-Type)
32.5MHz (Center)
4dB @ 100MHz
0.5
No
Data Lines for Mobile Devices
FK2125TZ700C500T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 4 PC Pad
1
R = 70Ohms, C = 50pF
0.047" (1.20mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
1st
RC (T-Type)
-
-
2
No
Data Lines for Mobile Devices
FK2125TZ700C170T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 4 PC Pad
1
R = 70Ohms, C = 17pF
0.047" (1.20mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
1st
RC (T-Type)
-
-
2
No
Data Lines for Mobile Devices
FK2125T167AL-T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 4 PC Pad
1
-
0.047" (1.20mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
3rd
LC (T-Type)
160MHz (Cutoff)
20dB @ 500MHz
2
No
Data Lines for Mobile Devices
FK3216HC025-T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount, MLCC
FK
-25°C ~ 85°C
300 mA
25V
1206 (3216 Metric)
1
-
0.059" (1.50mm)
0.126" L x 0.063" W (3.20mm x 1.60mm)
Low Pass
3rd
LC (T-Type)
15MHz (Center)
10dB @ 100MHz
0.5
No
Data Lines for Mobile Devices
FK3216HC033-T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount, MLCC
FK
-25°C ~ 85°C
300 mA
25V
1206 (3216 Metric)
1
-
0.059" (1.50mm)
0.126" L x 0.063" W (3.20mm x 1.60mm)
Low Pass
3rd
LC (T-Type)
20.5MHz (Center)
7dB @ 100MHz
0.5
No
Data Lines for Mobile Devices
FK2125256BL-T
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 4 PC Pad
1
-
0.047" (1.20mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
3rd
LC (T-Type)
25MHz (Cutoff)
20dB @ 500MHz
2
No
Data Lines for Mobile Devices
FK2125T256AL-T
FILTER LC(T) 25MHZ SMD
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
FK
-25°C ~ 85°C
100 mA
10V
0805 (2012 Metric), 3 PC Pad
1
-
0.047" (1.19mm)
0.079" L x 0.049" W (2.00mm x 1.25mm)
Low Pass
3rd
LC (T-Type)
25MHz (Cutoff)
20dB @ 500MHz
2
No
Data Lines for Mobile Devices

EMI/RFI Filters (LC, RC Networks)

Products within this family are designed to combine multiple passive components into a single device, resulting in a frequency-dependent opposition to the flow of current. While there are alternative types available, the majority of these products are classified as low-pass devices, specifically designed to suppress the transmission of high-frequency signals that could potentially cause interference or disrupt desired operation. These integrated devices offer a compact solution by incorporating various passive components, such as resistors, capacitors, and inductors, into a single unit. The arrangement and characteristics of these components are carefully engineered to create a frequency-dependent impedance. This impedance acts as a barrier to the flow of current for high-frequency signals, effectively attenuating or blocking them while allowing lower-frequency signals to pass through with minimal disruption. By utilizing these low-pass devices, the undesired transmission of high-frequency signals can be effectively suppressed. This is particularly important in situations where the presence of high-frequency signals may interfere with the proper functioning of electronic systems. The integration of multiple components into a single device not only simplifies the design process but also enhances the overall reliability of the system. These products find widespread application in various industries, including telecommunications, audio equipment, data transmission systems, and electronic circuits, where the prevention of high-frequency interference is crucial. They play a vital role in maintaining the integrity of signals, minimizing noise, and ensuring the optimal operation of electronic systems. To summarize, the products in this family integrate multiple passive components into a single device that creates a frequency-dependent opposition to current flow. While other types exist, the majority of these products are low-pass devices specifically designed to suppress the transmission of high-frequency signals that could otherwise result in interference or undesired operation. By incorporating these devices into electronic systems, unwanted high-frequency signals can be effectively mitigated, ensuring reliable operation and optimal performance.