Ceramic Capacitor Tolerance

Within the ceramic capacitor family there are many forms of ceramic dielectric that are used.

Ceramic capacitor tolerance.

Technical article x7r x5r c0g. Two of the most common are shown here. A ceramic capacitor is a fixed value capacitor where the ceramic material acts as the dielectric it is constructed of two or more alternating layers of ceramic and a metal layer acting as the electrodes the composition of the ceramic material defines the electrical behavior and therefore applications. Some capacitors have a tolerance code.

There are two classes of ceramic capacitors available today. The two most common types are multi layer ceramic capacitors and ceramic disc capacitors. In addition to the capacitance value and possibly the working voltage or breakdown voltage the capacitor may be marked by its tolerance. If you re unsure about an unusual marking s.

Code tolerance b 0 1 pf c 0 25 pf d 0 5 pf f 1 g 2 j 5 k 10 m 20 z. I have a ceramic capacitor that reads 101 suntan and nothing else reading up on how to interpret capacitor labels i believe this capacitor is 100pf. The capacitor tolerance chart below shows some common tolerance letter codes. The first is used with small ceramic capacitors and appears as a single letter.

The ceramic capacitor gains its name from the fact that it uses ceramic materials for its dielectric. Characteristics precision and tolerances. Ceramic capacitor definition a ceramic capacitor is a capacitor which uses a ceramic material as the dielectric. Ceramic capacitors are generally smaller than types like electrolytic capacitors and therefore the markings need to be more concise.

With these guidelines you should be able to quickly check the specs of any capacitor you are using. A variety of schemes may be. A concise guide to ceramic capacitor types march 30 2018 by robert keim this technical brief attempts to dispel some of the fog that surrounds the three character cryptograms used to describe ceramic caps. There are several tolerance marking systems used.

The code used is actually the same as that used with resistors as it utilises the eia scheme. Class 1 and class 2. Smaller ceramic capacitors can have a nominal value as low as one pico farad 1pf while larger electrolytic s can have a nominal capacitance value of up to one farad 1f. I m having difficulties trying to determine its tolerance.

All of the information i have read says there should be a letter designation which determines the tolerance but there is none.