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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4166903

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.22.780
100+
Rs.14.770
500+
Rs.11.530
1000+
Rs.10.520
2000+
Rs.10.310
Min: 10 / Mult: 10
82pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
2mm
-
1.25mm
Wraparound
-55°C
-
-
4166677

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.8.100
100+
Rs.4.880
500+
Rs.3.840
2500+
Rs.3.140
7500+
Rs.2.490
More Pricing...
Min: 10 / Mult: 10
2.2pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Wraparound
-55°C
-
-
4166902RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.16.920
500+
Rs.15.960
1000+
Rs.12.570
2000+
Rs.12.320
Min: 100 / Mult: 10
68pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
2.01mm
-
1.25mm
SMD
-55°C
-
-
4255965

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.7.580
100+
Rs.4.620
500+
Rs.4.360
2500+
Rs.2.620
5000+
Rs.2.570
Min: 10 / Mult: 10
3pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.05pF
C0G / NP0
125°C
1mm
-
0.5mm
Standard Terminal
-55°C
-
-
4166688RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.790
2500+
Rs.1.660
7500+
Rs.1.450
15000+
Rs.1.230
Min: 500 / Mult: 10
2.7pF
-
-
50V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166686

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
7500+
Rs.1.470
Min: 10 / Mult: 10
8.2pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Wraparound
-55°C
-
-
4255957RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.530
2500+
Rs.1.660
7500+
Rs.1.630
Min: 500 / Mult: 1
4.7pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Standard Terminal
-55°C
-
-
4166889

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.17.680
100+
Rs.13.240
500+
Rs.11.930
1000+
Rs.11.130
2000+
Rs.10.360
More Pricing...
Min: 10 / Mult: 10
47pF
-
-
50V
0805 [2012 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
2mm
-
1.25mm
Wraparound
-55°C
-
-
4166679RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.3.320
2500+
Rs.2.530
7500+
Rs.2.230
15000+
Rs.1.920
75000+
Rs.1.750
More Pricing...
Min: 500 / Mult: 10
3.3pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166771

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.6.880
100+
Rs.4.270
500+
Rs.3.840
2500+
Rs.2.360
5000+
Rs.2.100
More Pricing...
Min: 10 / Mult: 10
22pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1mm
-
0.5mm
Wraparound
-55°C
-
-
4255961RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.4.620
2500+
Rs.3.140
5000+
Rs.3.080
Min: 500 / Mult: 10
1.3pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.05pF
C0G / NP0
125°C
1mm
-
0.5mm
Standard Terminal
-55°C
-
-
4166856

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.19.650
100+
Rs.14.720
500+
Rs.13.260
1000+
Rs.12.380
2000+
Rs.11.520
More Pricing...
Min: 10 / Mult: 10
47pF
-
-
250V
0603 [1608 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166830RL

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
100+
Rs.13.340
500+
Rs.12.020
1000+
Rs.11.220
2000+
Rs.10.440
4000+
Rs.9.000
Min: 100 / Mult: 10
10pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 2%
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166742RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.100
2500+
Rs.1.570
5000+
Rs.1.540
Min: 500 / Mult: 10
0.5pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
1mm
-
0.5mm
SMD
-55°C
-
-
2994013RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.0.910
2500+
Rs.0.680
7500+
Rs.0.565
15000+
Rs.0.453
75000+
Rs.0.415
More Pricing...
Min: 500 / Mult: 10
20pF
-
-
25V
0201 [0603 Metric]
GJM Series
± 5%
C0G / NP0
125°C
0.6mm
-
0.3mm
Wraparound
-55°C
-
-
4166686RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.530
2500+
Rs.1.490
7500+
Rs.1.470
Min: 500 / Mult: 10
8.2pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Wraparound
-55°C
-
-
4166751

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.7.500
100+
Rs.4.360
500+
Rs.3.710
2500+
Rs.3.060
5000+
Rs.3.000
Min: 10 / Mult: 10
20pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 1%
C0G / NP0
125°C
1mm
-
0.5mm
SMD
-55°C
-
-
4166770

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.6.620
100+
Rs.4.100
500+
Rs.3.580
2500+
Rs.2.190
5000+
Rs.2.150
Min: 10 / Mult: 10
18pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1mm
-
0.5mm
Wraparound
-55°C
-
-
4255979

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.6.880
100+
Rs.4.270
500+
Rs.3.930
2500+
Rs.2.360
5000+
Rs.2.100
More Pricing...
Min: 10 / Mult: 10
30pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1mm
-
0.5mm
Standard Terminal
-55°C
-
-
4166871

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.27.770
100+
Rs.18.720
500+
Rs.16.380
1000+
Rs.14.040
2000+
Rs.13.760
Min: 10 / Mult: 10
2.7pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
2mm
-
1.25mm
Wraparound
-55°C
-
-
4166666

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.4.710
100+
Rs.2.270
500+
Rs.1.790
2500+
Rs.1.310
7500+
Rs.1.290
Min: 10 / Mult: 10
4.7pF
-
-
50V
0201 [0603 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166791

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.24.290
100+
Rs.14.990
500+
Rs.12.110
1000+
Rs.11.160
2000+
Rs.9.770
More Pricing...
Min: 10 / Mult: 10
2.7pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166807

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.12.470
100+
Rs.9.340
500+
Rs.8.420
1000+
Rs.7.850
2000+
Rs.7.310
More Pricing...
Min: 10 / Mult: 10
2.2pF
-
-
250V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
Wraparound
-55°C
-
-
4166664

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.5.140
100+
Rs.3.050
500+
Rs.2.790
2500+
Rs.1.660
7500+
Rs.1.630
Min: 10 / Mult: 10
3.3pF
-
-
50V
0201 [0603 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166766

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.3.400
100+
Rs.2.550
500+
Rs.2.300
2500+
Rs.2.150
5000+
Rs.2.000
More Pricing...
Min: 10 / Mult: 10
68pF
-
-
100V
0402 [1005 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1mm
-
0.5mm
Wraparound
-55°C
-
-
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