Capacitors

Capacitors are passive electrical components found in almost all electronics applications. Our range includes over 60,000 different capacitors including aluminium, tantalum, polymer, polyester film and ceramic capacitors. We source from globally renowned manufacturers AVX, Murata, KEMET, Panasonic, TDK and many more, so that you can rely on performance.

What is a capacitor and what does it do?

A capacitor is a device used to store energy as an electric charge, similar to a battery but they are able to release the charge much faster. The amount it's able to store is known as capacitance, this is measured in Farads (F). They comprise 2 metal plates (conductors) separated by an electrical insulator (dielectric).

What capacitor types are available?

There are many different types available with detailed specifications for their required function. The main elements are available in varying materials and these determine many properties of the capacitor. Some factors to consider are:

  • Metal plate material - e.g silver, tantalum, aluminium
  • Dielectric plate material - paper, film, ceramic, glass
  • Max voltage - cannot be exceeded or the device will break
  • Size - capacitance and dimensions
  • Tolerance - variance on the capacitance value
  • Mounting type - how it is fixed to the circuit
  • ESR (Equivalent series resistance) - resistance of the terminals

Applications of capacitors

Capacitors are found all around us, they are used in most electronics from fans to hybrid electric cars - there are over 500 just in a typical smartphone. Here are some of their uses:

  • Decoupling capacitors - can control high-frequency noise, removing voltage ripples from the power supply.
  • Energy storage and supply - deliver stored energy bursts quickly, like a camera flash for example.
  • Signal filtering - they are able to block low-frequency signals and allow higher-frequencies to pass through. Useful in telecommunications.

51181 Products showing for Capacitors

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  • RS Stock No. 801-5209P
  • Mfr. Part No. C0603C104J4RACTU
Subtotal 500 units (supplied on a reel)
PHP705.00(exc. VAT)
PHP1.41/unit
Last RS stock
  • RS Stock No. 698-3516P
  • Mfr. Part No. 08055F473KAT2A
Subtotal 25 units (supplied on a continuous strip)
PHP113.375(exc. VAT)
PHP4.535/unit
Currently unavailable
  • RS Stock No. 263-4008
  • Mfr. Part No. 885012007036
Subtotal (1 tape of 100 units)
PHP323.40(exc. VAT)
PHP3.234/unit
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  • RS Stock No. 242-1086P
  • Mfr. Part No. 885012007061
Subtotal 50 units (supplied on a continuous strip)
PHP196.00(exc. VAT)
PHP3.92/unit
Unavailable
  • RS Stock No. 698-3591P
  • Mfr. Part No. 12061C105KAT2A
Subtotal 10 units (supplied on a continuous strip)
PHP786.35(exc. VAT)
PHP78.635/unit
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  • RS Stock No. 915-5231P
  • Mfr. Part No. CGA4J3X7R1A475K125AB
Subtotal 50 units (supplied on a continuous strip)
PHP383.65(exc. VAT)
PHP7.673/unit
In Stock
  • RS Stock No. 242-1059P
  • Mfr. Part No. 885012007011
Subtotal 50 units (supplied on a continuous strip)
PHP122.50(exc. VAT)
PHP2.45/unit
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  • RS Stock No. 783-177P
  • Mfr. Part No. ECA2AHG331
Subtotal 5 units (supplied in a bag)
PHP1,077.86(exc. VAT)
PHP215.572/unit
Unavailable
  • RS Stock No. 140-975P
  • Mfr. Part No. GRM188B11H681KA01D
Subtotal 100 units (supplied on a continuous strip)
PHP480.40(exc. VAT)
PHP4.804/unit
In Stock
  • RS Stock No. 242-7339P
  • Mfr. Part No. C1608X5R1A475K080AE
Subtotal 10 units (supplied on a continuous strip)
PHP70.60(exc. VAT)
PHP7.06/unit
In Stock
  • RS Stock No. 759-095P
  • Mfr. Part No. EEUEB1J4R7SH
Subtotal 5 units (supplied as a tape)
PHP88.24(exc. VAT)
PHP17.648/unit
Last RS stock
  • RS Stock No. 210-7803
  • Mfr. Part No. K105K20X7RF53H5G
Subtotal (1 pack of 10 units)
PHP1,193.20(exc. VAT)
PHP119.32/unit
Temporarily out of stock
  • RS Stock No. 192-8561P
  • Mfr. Part No. R76PI239050H3J
Subtotal 20 units (supplied in a bag)
PHP616.00(exc. VAT)
PHP30.80/unit
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  • RS Stock No. 198-8379
  • Mfr. Part No. CS1210KKX7R0BB105
Subtotal (1 tape of 10 units)
PHP346.00(exc. VAT)
PHP34.60/unit
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  • RS Stock No. 298-475P
  • Mfr. Part No. VJ1206A680JXGCW1HV
Subtotal 10 units (supplied on a continuous strip)
PHP27.66(exc. VAT)
PHP2.766/unit
Currently unavailable
  • RS Stock No. 179-5805
  • Mfr. Part No. C2012X7S2A474K125AE
Subtotal (1 pack of 50 units)
PHP732.00(exc. VAT)
PHP14.64/unit
In Stock
  • RS Stock No. 878-204
  • Mfr. Part No. MKP1841410105
Subtotal (1 unit)
PHP254.48(exc. VAT)
PHP254.48/unit
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  • RS Stock No. 334-827P
  • Mfr. Part No. B32522C1105J000
Subtotal 5 units (supplied in a box)
PHP310.50(exc. VAT)
PHP62.10/unit
In Stock
  • RS Stock No. 224-6991P
  • Mfr. Part No. C320C225K5N5TA91707301
Subtotal 10 units (supplied on a continuous strip)
PHP315.00(exc. VAT)
PHP31.50/unit
Last RS stock
  • RS Stock No. 703-7434P
  • Mfr. Part No. 35ZLG150MEFC8X11.5
Subtotal 25 units (supplied in a bag)
PHP484.575(exc. VAT)
PHP19.383/unit