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. 885-1727P
  • Mfr. Part No. GRM21A7U2E471JW31D
Subtotal 50 units (supplied on a continuous strip)
PHP234.90(exc. VAT)
PHP4.698/unit
In Stock
  • RS Stock No. 839-7181
  • Mfr. Part No. 860010272002
Subtotal (1 pack of 50 units)
PHP253.00(exc. VAT)
PHP5.06/unit
In Stock
  • RS Stock No. 118-261
  • Mfr. Part No. MKP1841268204
Subtotal (1 pack of 10 units)
PHP944.80(exc. VAT)
PHP94.48/unit
In Stock
  • RS Stock No. 135-3168
  • Mfr. Part No. 06033C224KAT2A
Subtotal (1 reel of 4000 units)
PHP14,552.00(exc. VAT)
PHP3.638/unit
In Stock
  • RS Stock No. 841-4842P
  • Mfr. Part No. EKMQ451VSN221MR30S
Subtotal 1 unit (supplied in a box)
PHP318.18(exc. VAT)
PHP318.18/unit
Currently unavailable
  • RS Stock No. 719-0706
  • Mfr. Part No. TCJB156M016R0150
Subtotal (1 pack of 2 units)
PHP124.49(exc. VAT)
PHP62.245/unit
In Stock
  • RS Stock No. 860-914
  • Mfr. Part No. GYE1V560MCQADNGS
Subtotal (1 tape of 20 units)
PHP719.20(exc. VAT)
PHP35.96/unit
In Stock
  • RS Stock No. 250-7712
  • Mfr. Part No. VJ2220Y332KXUSTX1
Subtotal (1 unit)
PHP159.13(exc. VAT)
PHP159.13/unit
Limited stock
  • RS Stock No. 571-622
  • Mfr. Part No. EEUFK1V821
Subtotal (1 pack of 5 units)
PHP581.75(exc. VAT)
PHP116.35/unit
Currently unavailable
  • RS Stock No. 920-6884
  • Mfr. Part No. EEEFC1E680P
Subtotal (1 reel of 500 units)
PHP9,693.00(exc. VAT)
PHP19.386/unit
In Stock
  • RS Stock No. 565-651
  • Mfr. Part No. EEEFK1E220AR
Subtotal (1 pack of 5 units)
PHP120.81(exc. VAT)
PHP24.162/unit
In Stock
  • RS Stock No. 434-0251
  • Mfr. Part No. EEUED2E330
Subtotal (1 pack of 5 units)
PHP369.00(exc. VAT)
PHP73.80/unit
Currently unavailable
  • RS Stock No. 727-0372
  • Mfr. Part No. ECPU1C684MA5
Subtotal (1 pack of 10 units)
PHP843.51(exc. VAT)
PHP84.351/unit
Last RS stock
  • RS Stock No. 209-8711
  • Mfr. Part No. B43712A5478M600
Subtotal (1 unit)
PHP8,087.90(exc. VAT)
PHP8,087.90/unit
Temporarily out of stock
  • RS Stock No. 107-9616
  • Mfr. Part No. EEUFC1C332
Subtotal (1 bag of 100 units)
PHP7,655.40(exc. VAT)
PHP76.554/unit
Last RS stock
  • RS Stock No. 725-8978
  • Mfr. Part No. 35ZLJ220M8X16
Subtotal (1 pack of 5 units)
PHP140.63(exc. VAT)
PHP28.126/unit
In Stock
  • RS Stock No. 163-7592
  • Mfr. Part No. 860020775019
Subtotal (1 box of 500 units)
PHP11,185.00(exc. VAT)
PHP22.37/unit
Temporarily out of stock
  • RS Stock No. 108-4100
  • Mfr. Part No. ECA1JHG221
Subtotal (1 bag of 200 units)
PHP4,696.40(exc. VAT)
PHP23.482/unit
Temporarily out of stock
  • RS Stock No. 919-3678
  • Mfr. Part No. EEUFC0J182
Subtotal (1 bag of 200 units)
PHP6,279.60(exc. VAT)
PHP31.398/unit
Temporarily out of stock
  • RS Stock No. 145-8458
Subtotal (1 reel of 500 units)
PHP37,930.00(exc. VAT)
PHP75.86/unit
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