RF Capacitors:

4,488 Products Found
Our range of RF capacitors offers capacitance values from 0.1pF to 0.1µF, and voltage ratings from 2V to 2.5kV.

What is an RF Capacitor?

An RF capacitor is a capacitor with material and design characteristics optimised for RF frequencies. The key characteristics are:
  1. Lowest possible Equivalent Series Resistance (ESR) at RF frequencies
  2. High Q at RF frequencies
  3. Minimal capacitance change with temperature
  4. High series resonant frequency (SRF)

What is an RF Capacitor used for?

RF capacitors are used for various functions such as DC blocking, bypass, filtering, and impedance matching. Common applications include the following:
  1. RF power amplifiers (PA)
  2. Cellular base stations (4G, 5G)
  3. Wireless LAN
  4. Telecommunication Networks
  5. GPS
  6. Keyless entry systems
  7. Bluetooth
  8. Automotive V2X, Safety Systems, Power Train, Communication Systems

What capacitors are best for RF?

Single layer capacitors (SLCs) are specifically designed for use in microwave and RF applications. This is because the inherent self-resonant frequency (SRF), which is the point where the capacitor will exhibit the least amount of impedance, of an SLC is the highest of any discrete lumped constant capacitor. Capacitors with a high SRF have low equivalent series resistance (ESR), which is the internal resistance in the capacitor that appears in series with the capacitance of the device.This is important because, in general, ESR increases as frequency increases, so using a capacitor that has inherently low ESR is necessary. Additionally, since SLCs are formed monolithically, the number of mechanical parts in the SLC is limited, which also contributes to a lower ESR value.One potential drawback of SLCs is that since they comprise just a single layer of material, capacitance is heavily dependent on the dielectric constant of the dielectric used, which limits the capacitance that can be achieved. Therefore, SLCs are mainly ideal for high-frequency, low-capacitance applications.
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4166901

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.21.110
100+
Rs.15.810
500+
Rs.14.250
1000+
Rs.13.300
2000+
Rs.12.370
More Pricing...
Min: 10 / Mult: 10
56pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
2mm
-
1.25mm
Wraparound
-55°C
-
-
4166903RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.14.770
500+
Rs.11.530
1000+
Rs.10.520
2000+
Rs.10.310
Min: 100 / Mult: 10
82pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
2mm
-
1.25mm
Wraparound
-55°C
-
-
4255974RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.5.320
2500+
Rs.3.230
5000+
Rs.3.170
Min: 500 / Mult: 10
18pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 1%
C0G / NP0
125°C
1mm
-
0.5mm
Standard Terminal
-55°C
-
-
4166636RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.670
2500+
Rs.2.490
7500+
Rs.2.310
15000+
Rs.2.000
Min: 500 / Mult: 10
0.3pF
-
-
50V
0201 [0603 Metric]
HiQ CQ Series
± 0.05pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166722

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.6.140
100+
Rs.3.750
500+
Rs.2.970
2500+
Rs.2.190
5000+
Rs.2.010
Min: 10 / Mult: 10
5pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1mm
-
0.5mm
Wraparound
-55°C
-
-
4255954

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.5.140
100+
Rs.3.050
500+
Rs.2.530
2500+
Rs.1.570
7500+
Rs.1.540
Min: 10 / Mult: 10
2.7pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Standard Terminal
-55°C
-
-
4255971

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.4.710
100+
Rs.2.880
500+
Rs.2.530
2500+
Rs.1.490
5000+
Rs.1.360
More Pricing...
Min: 10 / Mult: 10
0.6pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1mm
-
0.5mm
Standard Terminal
-55°C
-
-
4255974

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.9.150
100+
Rs.5.490
500+
Rs.5.320
2500+
Rs.3.230
5000+
Rs.3.170
Min: 10 / Mult: 10
18pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 1%
C0G / NP0
125°C
1mm
-
0.5mm
Standard Terminal
-55°C
-
-
4166830

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.17.810
100+
Rs.13.340
500+
Rs.12.020
1000+
Rs.11.220
2000+
Rs.10.440
More Pricing...
Min: 10 / Mult: 10
10pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 2%
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166722RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.970
2500+
Rs.2.190
5000+
Rs.2.010
Min: 500 / Mult: 10
5pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1mm
-
0.5mm
Wraparound
-55°C
-
-
4166766RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.300
2500+
Rs.2.150
5000+
Rs.2.000
10000+
Rs.1.720
Min: 500 / Mult: 10
68pF
-
-
100V
0402 [1005 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1mm
-
0.5mm
Wraparound
-55°C
-
-
4166787RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.4.890
1000+
Rs.4.450
2000+
Rs.3.760
4000+
Rs.3.060
Min: 500 / Mult: 10
1pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166789RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.4.890
1000+
Rs.4.450
2000+
Rs.3.760
4000+
Rs.3.060
Min: 500 / Mult: 10
1.8pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166821

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.13.820
100+
Rs.10.350
500+
Rs.9.330
1000+
Rs.8.710
2000+
Rs.8.100
More Pricing...
Min: 10 / Mult: 10
8.5pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4255950

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.4.450
100+
Rs.2.710
500+
Rs.2.360
2500+
Rs.1.400
7500+
Rs.1.140
More Pricing...
Min: 10 / Mult: 10
1.1pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Standard Terminal
-55°C
-
-
4166857

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.16.990
100+
Rs.11.070
500+
Rs.10.290
1000+
Rs.8.030
2000+
Rs.7.870
Min: 10 / Mult: 10
56pF
-
-
250V
0603 [1608 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1.6mm
-
0.85mm
SMD
-55°C
-
-
4166857RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.10.290
1000+
Rs.8.030
2000+
Rs.7.870
Min: 500 / Mult: 10
56pF
-
-
250V
0603 [1608 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1.6mm
-
0.85mm
SMD
-55°C
-
-
4166626

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.5.320
100+
Rs.3.230
500+
Rs.2.620
2500+
Rs.1.660
7500+
Rs.1.490
More Pricing...
Min: 10 / Mult: 10
0.3pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.05pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Wraparound
-55°C
-
-
4166789

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.11.930
100+
Rs.6.190
500+
Rs.4.890
1000+
Rs.4.450
2000+
Rs.3.760
More Pricing...
Min: 10 / Mult: 10
1.8pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166793

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.22.670
100+
Rs.16.980
500+
Rs.15.300
1000+
Rs.14.280
2000+
Rs.13.290
More Pricing...
Min: 10 / Mult: 10
3.9pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
Wraparound
-55°C
-
-
4166901RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.15.810
500+
Rs.14.250
1000+
Rs.13.300
2000+
Rs.12.370
4000+
Rs.10.670
Min: 100 / Mult: 10
56pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
2mm
-
1.25mm
Wraparound
-55°C
-
-
4255960RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.3.090
2500+
Rs.2.880
5000+
Rs.2.680
10000+
Rs.2.320
Min: 500 / Mult: 10
0.3pF
-
-
100V
0402 [1005 Metric]
HiQ CQ Series
± 0.05pF
C0G / NP0
125°C
1mm
-
0.5mm
Standard Terminal
-55°C
-
-
2310298

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.7.390
100+
Rs.4.700
500+
Rs.2.730
2500+
Rs.1.700
5000+
Rs.1.440
Min: 10 / Mult: 10
1pF
-
50V
-
-
MCHH Series
± 0.1pF
-
125°C
-
0402 [1005 Metric]
-
-
-
-
-
2781427

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.6.850
100+
Rs.4.190
500+
Rs.3.610
2500+
Rs.3.030
5000+
Rs.2.970
Min: 10 / Mult: 10
1pF
-
-
50V
0402 [1005 Metric]
GJM Series
± 0.05pF
C0G / NP0
125°C
1.02mm
-
0.5mm
Wraparound
-55°C
-
-
1885289

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.6.280
100+
Rs.3.670
500+
Rs.3.240
2500+
Rs.2.800
5000+
Rs.2.630
More Pricing...
Min: 10 / Mult: 10
0.5pF
-
50V
-
-
S Series
± 0.05pF
-
125°C
-
0402 [1005 Metric]
-
-
-
-
-
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