Feedthrough Capacitors
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What is a feedthrough capacitor?
The feedthrough capacitor is a three-terminal capacitor that is used to reduce high frequencies. Unlike regular three-terminal capacitors, the component is directly installed on the chassis metal panel, resulting in a lower grounding inductance and a negligible effect on the lead inductance. As a result, the component provides good filtering.Feed-through capacitor uses
Standard capacitors are not suitable for filtering applications because they tend to introduce high impedance. This impedance, usually in the form of shunt inductance, is undesirable and can significantly affect the performance of a filtering circuit. In comparison, feedthrough capacitors do not have this undesirable inductance in the shunt branch of a filter. The inductance of these components is in the series branch.Feedthrough capacitors are commonly used in today’s AC/DC supply lines to suppress harmful interference. They are also widely used in electronic circuits for base stations, telephone exchanges, shielded rooms, power supplies, and many other applications.
RF feedthrough capacitors are mostly used for high power applications such as dielectric and induction heating equipment, plasma generators, and radio broadcast transmitters. They are also widely used for matching high power tuned circuits, bypassing and coupling RF circuits, and coupling antenna circuits.
SMT feedthrough capacitors are suitable for a wide range of applications including:
- Power decoupling in amplifier circuits
- High frequency decoupling in power lines
- Filtering in digital to rf interfacing circuits
- Voltage conditioning in RF amplification circuits
- High frequency decoupling in data, clock, and control lines
Manufacturer Part No | Newark Part No. | Description / Manufacturer | Availability | Price for: |
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Quantity | Capacitance | Voltage Rating | Voltage(DC) | Ceramic Capacitor Case | Current Rating | Capacitor Case / Package | Capacitor Case Style | Capacitor Mounting | Capacitance Tolerance | Product Length | Operating Temperature Min | Product Width | Operating Temperature Max | DC Resistance Max | Capacitor Terminals | Insulation Resistance | Dielectric Characteristic | Qualification | Product Range | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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4400-093LF
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25M3897 |
Feedthrough Capacitor, Chassis, 0.01 µF, 50 V, 10 A, Screw Mount, -20%, +80% CTS / TUSONIX
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0.01µF | 50V | - | - | 10A | - | - | Screw Mount | -20%, +80% | - | -55°C | - | 125°C | - | - | 10Gohm | - | - | - | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
2499-003-X5W0-103ZLF
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25M1971 |
CAPACITOR, FEED THROUGH, 10000PF CTS / TUSONIX
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10000pF | 500V | - | - | 20A | - | - | Screw Mount | -20%, +80% | - | -55°C | - | 85°C | - | - | 10Gohm | X5W | - | 2499-003 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
NFM21CC223R1H3D
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84R0167 |
Feedthrough Capacitor, 22000 pF, 50 V, 2 A, 0805 [2012 Metric], Surface Mount, ± 20% MURATA
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22000pF | 50V | - | - | 2A | - | 0805 [2012 Metric] | Surface Mount | ± 20% | - | -55°C | - | 125°C | 0.3ohm | - | 1Gohm | - | - | NFM Series | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
NFM21PC105B1C3D
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45P3789 |
Feedthrough Capacitor, Three Terminal, 1 µF, 16 V, 4 A, 0805 [2012 Metric], Surface Mount, ± 20% MURATA
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1µF | 16V | - | - | 4A | - | 0805 [2012 Metric] | Surface Mount | ± 20% | - | -40°C | - | 85°C | 0.02ohm | - | 0.5Gohm | - | - | NFM Series | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
NFM21CC221R1H3D
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31Y3215 |
Feedthrough Capacitor, 220 pF, 50 V, 700 mA, 0805 [2012 Metric], Surface Mount, ± 20% MURATA
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220pF | 50V | - | - | 700mA | - | 0805 [2012 Metric] | Surface Mount | ± 20% | - | -55°C | - | 125°C | 0.3ohm | - | 1Gohm | - | - | NFM Series | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
DSS1NB32A222Q91A
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76AH5239 |
CAP, 2200PF, 10%, 100V, 6A, RADIAL, TH ROHS COMPLIANT: YES MURATA
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2200pF | - | - | - | 6A | - | Radial | Through Hole | ± 10% | - | -40°C | - | 85°C | - | - | 1Gohm | - | - | EMIFIL DSS1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
DSS1NB32A223Q91A
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76AH5240 |
CAP, 0.022UF, 10%, 100V, 6A, RADIAL, TH ROHS COMPLIANT: YES MURATA
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22000pF | - | - | - | 6A | - | Radial | Through Hole | ± 10% | - | -40°C | - | 85°C | - | - | 1Gohm | - | - | EMIFIL DSS1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
NFM3DPC223R1H3L
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45P3793 |
FILTER, SUPPRESSION, 1206, 22NF, 50VDC MURATA
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0 | 0 | - | - | 0 | - | 1206 [3216 Metric] | Surface Mount | ± 20% | - | -55°C | - | 125°C | 0 | - | 0 | - | - | NFM | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
YFF18SC1H471MT0H0N
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14AC7727 |
FILTER, FEED THROUGH, 470PF, 1A, 0603 TDK
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DSS1NB32A103Q91A
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76AH5237 |
CAP, 0.01UF, 10%, 100V, 6A, RADIAL, TH ROHS COMPLIANT: YES MURATA
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10000pF | - | - | - | 6A | - | Radial | Through Hole | ± 10% | - | -40°C | - | 85°C | - | - | 1Gohm | - | - | EMIFIL DSS1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
YFF31AH2A104MT0Y0N
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71AH6873 |
Feedthrough Capacitor, 0.1 µF, 100 V, 10 A, 1206 [3216 Metric], Surface Mount, ± 20% TDK
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0.1µF | 100V | - | - | 10A | - | 1206 [3216 Metric] | Surface Mount | ± 20% | - | -55°C | - | 125°C | 0.0025ohm | - | - | - | - | YFF-AH Series | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
B85321A2502X160
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92AH4178 |
FILTER, FEED THROUGH, 2500PF, 16A, CAN ROHS COMPLIANT: YES EPCOS
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2500pF | 600V | - | - | 16A | - | - | Panel Mount | ± 20% | - | -40°C | - | 85°C | - | - | - | Metallized PP | - | B85321 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
NFM41PC155B1E3L
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49P5423 |
Feedthrough Capacitor, Three Terminal, 1.5 µF, 25 V, 6 A, 1806 [4516 Metric], Surface Mount, ± 20% MURATA
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1.5µF | 25V | - | - | 6A | - | 1806 [4516 Metric] | Surface Mount | ± 20% | - | -55°C | - | 85°C | 0.009ohm | - | 0.3Gohm | - | - | NFM Series | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
W3F15C2228AT1A
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01M9472 |
Multilayer Ceramic Capacitor, 2200 pF, 50 V RoHS Compliant: Yes KYOCERA AVX
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2200pF | - | - | - | 300mA | - | 1206 [3216 Metric] | Surface Mount | -20%, +50% | - | -55°C | - | 125°C | 0.6ohm | - | 1Gohm | X7R | - | W3F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
YFF31HC2A104MT000N
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69AH3877 |
Feedthrough Capacitor, 0.1 µF, 100 V, 10 A, 1206 [3216 Metric], Surface Mount, ± 20% TDK
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0.1µF | 100V | - | - | 10A | - | 1206 [3216 Metric] | Surface Mount | ± 20% | - | -55°C | - | 125°C | 0.0015ohm | - | - | - | - | YFF-HC Series | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
NFM21CC102R1H3D
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84R0165 |
FILTER, SUPPRESSION, 0805, 1NF, 50V MURATA
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DLT/10000/ROHS
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96M8072 |
Multilayer Ceramic Capacitor, DLT Series, 0.01 - F, 100 V RoHS Compliant: Yes OXLEY
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NFM18PS105R0J3D
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49P5421 |
Feedthrough Capacitor, Three Terminal, 1 µF, 6.3 V, 2 A, 0603 [1608 Metric], Surface Mount, ± 20% MURATA
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1µF | 6.3V | - | - | 2A | - | 0603 [1608 Metric] | Surface Mount | ± 20% | - | -55°C | - | 105°C | 0.03ohm | - | 0.5Gohm | - | - | NFM Series | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
NFM18CC222R1C3D
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31Y3212 |
FILTER, POWER LINE, EMI, 700MA MURATA
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2200pF | 16V | - | - | 700mA | - | 0603 [1608 Metric] | Surface Mount | ± 20% | - | -55°C | - | 125°C | 0.3ohm | - | 1Gohm | - | - | NFM | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
W3F15C2238AT1A
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01M9473 |
Multilayer Ceramic Capacitor, 0.022 F, 50 V RoHS Compliant: Yes KYOCERA AVX
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22000pF | - | - | - | 300mA | - | 1206 [3216 Metric] | Surface Mount | -20%, +50% | - | -55°C | - | 125°C | 0.6ohm | - | 1Gohm | X7R | - | W3F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
YFF21AC1H470MT0Y0N
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71AH6870 |
FEEDTHROUGH CAPACITOR, 47PF, 50V, 0805 ROHS COMPLIANT: YES TDK
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YFF21AC1H101MT0Y0N
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71AH6865 |
FEEDTHROUGH CAPACITOR, 100PF, 50V, 0805 ROHS COMPLIANT: YES TDK
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YFF18AC1H222MT0Y0N
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38AJ4482 |
FILTER, FEED THROUGH, 2200PF, 1A, 0603 ROHS COMPLIANT: YES TDK
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2200pF | - | - | - | 1A | - | 0603 [1608 Metric] | Surface Mount | ± 20% | - | -55°C | - | 125°C | 0.3ohm | - | - | - | - | YFF-AC | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
4400-095LF
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25M3899 |
FILTER, CAPACITOR, 1000PF, 300V, 10A CTS / TUSONIX
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1000pF | 200V | - | - | 10A | - | - | Screw Mount | GMV | - | -55°C | - | 125°C | - | - | 10Gohm | - | - | - | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
W2H15C1028AT1A
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13M5680 |
Multilayer Ceramic Capacitor, W2H Series, 1000 pF, +50%, -20%, X7R, 50 V, 0805 [2012 Metric] RoHS Compliant: Yes KYOCERA AVX
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