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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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
-
-
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
-
-
4166902

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.25.180
100+
Rs.16.920
500+
Rs.15.960
1000+
Rs.12.570
2000+
Rs.12.320
Min: 10 / Mult: 10
68pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
2.01mm
-
1.25mm
SMD
-55°C
-
-
4166627

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.9.840
100+
Rs.6.190
500+
Rs.5.490
2500+
Rs.3.580
7500+
Rs.3.230
More Pricing...
Min: 10 / Mult: 10
0.6pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.05pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Wraparound
-55°C
-
-
2994918RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.1.100
2500+
Rs.0.910
5000+
Rs.0.870
10000+
Rs.0.830
50000+
Rs.0.770
Min: 500 / Mult: 10
3.8pF
-
-
50V
0402 [1005 Metric]
GJM Series
± 0.1pF
C0G / NP0
125°C
1.02mm
-
0.5mm
Wraparound
-55°C
-
-
4166675

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.4.450
100+
Rs.2.710
500+
Rs.2.100
2500+
Rs.1.750
7500+
Rs.1.400
More Pricing...
Min: 10 / Mult: 10
1.5pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166678RL

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
2.7pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4255957

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.5.140
100+
Rs.3.050
500+
Rs.2.530
2500+
Rs.1.660
7500+
Rs.1.630
Min: 10 / Mult: 10
4.7pF
-
-
25V
0201 [0603 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
0.6mm
-
0.3mm
Standard Terminal
-55°C
-
-
4166742

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.5.320
100+
Rs.2.620
500+
Rs.2.100
2500+
Rs.1.570
5000+
Rs.1.540
Min: 10 / Mult: 10
0.5pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
1mm
-
0.5mm
SMD
-55°C
-
-
4166787

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
1pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166793RL

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
100+
Rs.16.980
500+
Rs.15.300
1000+
Rs.14.280
2000+
Rs.13.290
4000+
Rs.11.460
Min: 100 / Mult: 10
3.9pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
Wraparound
-55°C
-
-
4166839RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.5.670
1000+
Rs.5.300
2000+
Rs.4.930
4000+
Rs.4.250
Min: 500 / Mult: 10
12pF
-
-
50V
0603 [1608 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
1.6mm
-
0.8mm
Wraparound
-55°C
-
-
4166664RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.790
2500+
Rs.1.660
7500+
Rs.1.630
Min: 500 / Mult: 10
3.3pF
-
-
50V
0201 [0603 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166737RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.2.180
2500+
Rs.1.490
5000+
Rs.1.470
Min: 500 / Mult: 10
4.7pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
1mm
-
0.5mm
SMD
-55°C
-
-
4166751RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.3.710
2500+
Rs.3.060
5000+
Rs.3.000
Min: 500 / Mult: 10
20pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 1%
C0G / NP0
125°C
1mm
-
0.5mm
SMD
-55°C
-
-
4166892RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.28.230
500+
Rs.22.740
1000+
Rs.21.000
2000+
Rs.20.580
Min: 100 / Mult: 10
12pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 5%
C0G / NP0
125°C
2.01mm
-
1.25mm
SMD
-55°C
-
-
4166691

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
6.8pF
-
-
50V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166741

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
5000+
Rs.2.530
More Pricing...
Min: 10 / Mult: 10
8.2pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
1mm
-
0.5mm
Wraparound
-55°C
-
-
4166871RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.18.720
500+
Rs.16.380
1000+
Rs.14.040
2000+
Rs.13.760
Min: 100 / Mult: 10
2.7pF
-
-
250V
0805 [2012 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
2mm
-
1.25mm
Wraparound
-55°C
-
-
4166688

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.1.450
More Pricing...
Min: 10 / Mult: 10
2.7pF
-
-
50V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4166737

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.4.530
100+
Rs.2.790
500+
Rs.2.180
2500+
Rs.1.490
5000+
Rs.1.470
Min: 10 / Mult: 10
4.7pF
-
-
50V
0402 [1005 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
1mm
-
0.5mm
SMD
-55°C
-
-
4166815RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
Rs.6.980
1000+
Rs.6.460
2000+
Rs.6.160
4000+
Rs.5.850
Min: 500 / Mult: 10
0.5pF
-
-
250V
0603 [1608 Metric]
HiQ CQ Series
± 0.1pF
C0G / NP0
125°C
1.6mm
-
0.8mm
SMD
-55°C
-
-
4166691RL

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
6.8pF
-
-
50V
0201 [0603 Metric]
HiQ CQ Series
± 0.25pF
C0G / NP0
125°C
0.6mm
-
0.3mm
SMD
-55°C
-
-
4255960

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
10+
Rs.4.590
100+
Rs.3.440
500+
Rs.3.090
2500+
Rs.2.880
5000+
Rs.2.680
More Pricing...
Min: 10 / Mult: 10
0.3pF
-
-
100V
0402 [1005 Metric]
HiQ CQ Series
± 0.05pF
C0G / NP0
125°C
1mm
-
0.5mm
Standard Terminal
-55°C
-
-
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