The app is useful for every maker, engineer, student and arduino or raspberry pi tinkerer when working with electronics. The colors brown, red, green, blue, and violet are used as tolerance codes on 5band resistors only. The next reasonable value is 120 ohms because the 100 ohm resistor with a 10% tolerance is expected to have a value somewhere between 90 and 110 ohms. Do you wonder what the resistor color codes on your resistor mean. Nov 27, 2016 a 5 bands resistor color codes have third digit color bands. For carboncomposition and carbon film resistors, the common tolerances are 5%, 10%, and 20%. Because carbon resistors are physically small, they are colorcoded to identify their resistance value in ohms.
Black is 0, brown is 1, red is 2 and so on see the color code table below. In the case of 5 band and 6 band resistors the first three bands indicate the significant digits and the fourth band. This calculator converts resistor values to or from 5band or 4band colour codes. Products resistor color code calculator tool resistor color code calculator sales, authorized distributors technical questions. The coding is defined in the international standard iec 60062. This tool is used to decode information for color banded axial lead resistors. As an example if a resistor had the rings yellow, purple, red these would correspond to the values 4, 7, 2, indicating a resistance of 47 x 102 or 4700 ohms. The first two bands represent the most significant digits of the resistance value.
The color bands are always read from left to right starting with the side that has a band closer to the edge. Resistor color code 1st nd digit 2 digit 3rd digit multiplier stripe tolerance 4th stripe black 0 0 0 x 1 brown 1 1 1 x 10 1% red 2 2 2 x 100 orange 3 3 3 x 1 000 yellow 4 4 4 x 10 000 green 5 5 5 x 100 000 blue 6 6 6 x 1 000 000 purple 7 7 7 grey 8 8 8 white 9 9 9 gold x 0. Practically all leaded resistors with a power rating up to one watt are marked with color bands. Different types of resistors and color coding in electronic. Given 10 different sets of color bands, determine the resistor values and tolerances. Find the value and tolerance of a 4 band, 5 band, or 6 band resistor with our resistor color code calculator or download our color code pdf for reference. This standard describes the marking codes for resistors and capacitors. Different codes are used for wire leads on devices such as transformers or in building wiring. Updated resistor color code pdf chart resistor color.
The colour bands of the resistor would look like this. Next comes a small gap helping you to distinguish left and right of the component and finally the. To use this tool, simply click on a particular color and number and watch how the actual bands on the resistor illustration change. Resistor color code charts, html color code chart templates are quite helpful for young students pursuing electronics engineering as well as companies dealing in chip designing or vlsi design. Fillable and printable resistor color code chart template 2020. With that knowledge, realize that on a fourband resistor the third color will always be blue 106 or less and on a fiveband resistor, the fourth color will always be green 105 or. Resistor color code calculator and chart 4band, 5band. Resistors come in a range of values but the two most common are the e12 and e24 series. So, for a 560 ohm, 5% resistor the color stripes will be green, blue, brown and gold. Different codes are used for wire leads on devices such as transformers.
The use of color bands on the body of a resistor is the most common system for indicating the value of a resistor. An example calculating the range of a resistor value is. Generally, if an additional fifth band is black, the resistor is a wirewound resistor. For carboncomposition and carbon film resistors, the common tolerances are 5%, 10%, and 20%, indicating that the actual value of the resistor can vary from the nominal value by 5%, 10% and 20%. In our previous post we saw that there are many different types of resistor available that can be used in both electrical and electronic circuits. The third band represents the powerof10 multiplier.
It includes also numerical codes, as for example often used. The first resistor in the chart with 4 bands tells you the minimum information you can learn from a resistor. For high voltage resistors often the colors gold and silver are replaced with yellow and gray. Resistors come in variations with 4, 5 or more color bands where a 4band color code is most common. Use the resistor color code chart how to read a typical 4. The resistor is good for opamp,power amp negative feedback because it has a very accurate resistive value. Resistor color code 6 band color code 5 band color code 4band color code gry8. Try out our resistor color code calculator in our tools section. The industry standard resistor color code is used to identify the resistance value of resistors used in all kinds of electronics. Hence, the resistance value of the given resistor is 2500 5%. W are sh on the printed circuit boards, surface mount resistors may be used during production as shown in resistances, singleinlin shown in. Select the number of bands, then their colors to determine the value and tolerance of the resistors or view all resistors digikey has to offer. A 5 bands resistor color codes have third digit color bands.
Sales, authorized distributors technical questions. A separate code, the 25pair color code, is used to identify wires in some telecommunications cables. Sep 22, 2007 this video describes resistor color codes and how to read them. To determine the exact range that the resistor may be, take the value of the resistor and mutiply it by 5,10, 0r 20%.
Components and wires are coded with colors to identify their value and function. Green and blue are the first significant digits 56. How to read the resistor code first find the tolerance band, it will typically be gold 5%. Resistor color code calculator calculate 4 and 5 band. Those consist of the first, second and third digits, so it will be 785. Sixband resistor color codes pdf file for 6band color codes example. This chart shows you how you can read the resistor color bands. This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. Do you remember what the colors on your resistor means. Silver being within 10% and no color band being within 20%. If the file has been modified from its original state, some details may not fully reflect the.
Calculate resistor color codes with this handy reference app. Fill, sign and download resistor color code chart template online on. Reading the resistor from left to right, the first two color bands represent significant digits, the third band represents the decimal multiplier, and the fourth band represents the tolerance. It can be seen from this that the third ring corresponds to the number of zeros after the significant figures. Resistor color code calculator 4 and 5 band resistors. Until fairly recently, 10% tolerance resistors were the norm, but today, 5% e24 resistors seem to be the most commonly used. I never remember them, so i always have a handy table of the resistor color codes nearby.
The first three color bands represent significant digits, the. Position the resistor with this band on the right side and again read your resistor from left to right. Blue 6, grey 8, black 0, orange 3, gold 5% the color code value of the above resistor is 68. For a typical fourband code, the first two bands tell you the first two digits of the resistance, the third band tells you how many zeros to add, and the fourth band tells you the tolerance. If the colored bands on the resistor are green, blue and red. Q1 which end of the resistor must be used for reading the colour codes. A current that is passed through the resistor is always directly proportional to the voltage across the terminals of the resistors. Resistor color code system how to read the resistor code. The first and second band represent the numerical value of the resistor, and the color of the third band specify the poweroften multiplier. Resistor color codes pdf download build electronic circuits.
Download and create your own document with resistor color code chart 2 74kb 5 pages for free. If there is only one black band in the center, the resistor is called a zero ohm resistor. Gold means the resistor is within 5% of being deadon accurate. Colors are assigned to all the numbers between 0 and 9, and the color bands basically translate the numbers into a visible code. Resistors are devices that limit current flow and provide a voltage drop in electrical circuits.
The e12 series comes in twelve vaues for every decade. With 4 bands the first and second band represent the first and second signficant digit of the ohm value, the 3 band is the decimal multiplier. That is the number that the resistor may go either way. Terminal strength no evidence of mechanical damage.
Your garden variety 5% general purpose types will be four band resistance codes. When looking at the chart, note the illustration of three round resistors with numerous color code bands. They still can be found in vintage radios, old amplifiers, etc. This is to prevent having metal particles in the coating. The first two bands of resistor show the resistance value of the resistor. Resistor color code calculator and chart 4band, 5band or 6. The resistance value for a resistor is generally indicated through the use of a 4 or 3, or 5 band color code. Our free resistor color code calculator makes it even simpler. A resistor is an electric element that limits the flow of the electric current into an electric circuit. Resistor color code and types of resistors introduction to resistors. If only one black band in the center, the resistor is called zero ohm resistor. An electronic color code is used to indicate the values or ratings of electronic components, usually for resistors, but also for capacitors, inductors, diodes and others.
If an additional fifth band is white, the resistor is a fusible resistor. Our resistor color code calculator is a handy tool for reading carboncomposition resistors whether its a 4band, 5band or 6band type. The third band represents the power of 10 multiplier. Resistor and in excel and word formats free samples of these templates can.
Resistor color codes pdf download build electronic. Resistor and in excel and word formats free samples of these templates can be downloaded here and printed for further use. To calculate the color code of the above 5 band resistor, 5 band resistors consist of colors. You can easily figure out the resistance value of your resistor by looking at theses bands and comparing them with the colors in the table below. Because carbon resistors are physically small, they are color coded to identify their resistance value in ohms. The 120 ohm resistor has a value ranging between 110 and ohms. Resistor values are often indicated with color codes.
Composition resistors are color coded to indicate resistance values or ratings. If there is no tolerance band, then find the side that has. The color code consists of various color bands, which indicate the resistance values of resistors in ohms as well as the tolerance rating. In the case of a 3 or 4 band resistor, the first two band indicate the significant digits and the third indicates the multiplier. This versatile tool not only allows users to determine the value of a resistor based on the color code but also find the color codes for a 4 and 5 band resistor. The five band resistor color code is more likely to be associated with the more precision 1% and 2% types. Resistor color codes 5 band tolerance multiplier 2nd digit 1stdigit tolerance multiplier 2nd digit 1st digit 3rd digit b 4 band so the value of the resistor given in fig. Use the resistor color code chart below to understand how to use the color code system. It relates resistor color codes to scientific numbers and engineering notation. Details of the colour code system can be found here in the technical data section. Type the resistance in the box below and select the units and optionally the tolerance from the dropdown boxes. So, for example, if a resistor has brown and red as the. The colors of the first two bands represent the numerical value of the resistor. If the file has been modified from its original state, some details may not fully reflect the modified file.
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