Friday, December 18

In real this how a capacitor looks like





The circuit symbol of capacitor is





Functions of capacitor
the capacitor function is to store energy or electric charge.


How is it measured..??
The measure of capacitor (the capacitance), is designated in units called the Farad ( F ).


The value of capacitance depends on what..??
The capacitance of a capacitor is generally very small, so units such as the microfarad ( 10-6F ), nanofarad ( 10-9F ), and picofarad (10-12F ) are used.Recently, an new capacitor with very high capacitance has been developed. The Electric Double Layer capacitor has capacitance designated in Farad units. These are known as "Super Capacitors".

How capacitance is represented in capacitor..??

This table is designed to provide the value of alphanumeric coded ceramic, Mylar and mica capacitor in general. They come in many sizes, shapes, values and ratings; many different manufacturers worldwide produce them and not all play by the same rules. Most capacitors actually have the numeric values stamped on them, however, some are color coded and some have alphanumeric codes. The capacitor's first and second significant number IDs and are the first and second values, followed by the multiplier number code, followed by the percentage tolerance letter code. Usually the first two digits of the code represent the significant part of the value, while the third digit, called the multiplier, corresponds to the number of zeros to be added to the first two digits. After that, the differences may show up. Use this information as a guideline and at your own risk. If you are in question, try to locate the original manufacturer and seek information from that source
VALUE TYPE CODE VALUE TYPE CODE1.5pF Ceramic 1,000pF / .001uF Ceramic / Mylar 1023.3pF Ceramic 1,500pF / .0015uF Ceramic / Mylar 15210pF Ceramic 2,000pF / .002uF Ceramic / Mylar 20215pF Ceramic 2,200pF / .0022uF Ceramic / Mylar 22220pF Ceramic 4,700pF / .0047uF Ceramic / Mylar 47230pF Ceramic 5,000pF / .005uF Ceramic / Mylar 50233pF Ceramic 5,600pF / .0056uF Ceramic / Mylar 56247pF Ceramic 6,800pF / .0068uF Ceramic / Mylar 68256pF Ceramic .01 Ceramic / Mylar 10368pF Ceramic .015 Mylar 75pF Ceramic .02 Mylar 20382pF Ceramic .022 Mylar 22391pF Ceramic .033 Mylar 333100pF Ceramic 101 .047 Mylar 473120pF Ceramic 121 .05 Mylar 503130pF Ceramic 131 .056 Mylar 563150pF Ceramic 151 .068 Mylar 683180pF Ceramic 181 .1 Mylar 104220pF Ceramic 221 .2 Mylar 204330pF Ceramic 331 .22 Mylar 224470pF Ceramic 471 .33 Mylar 334560pF Ceramic 561 .47 Mylar 474680pF Ceramic 681 .56 Mylar 564750pF Ceramic 751 1 Mylar 105820pF Ceramic 821 2 Mylar 205

General code breaking information of the capacitor




capacitors in series




capacitors in parallel

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