Resistor color bands can be used as a learning tool for students studying in electronics. To calculate the voltage across any resistor in the potential divider, multiply the supply voltage e. Calculates the impedance of the resistor and inductor in series. Led resistor calculator free download windows version.
Download resistor color code calculator 4, 5 and 6 band. The second calculator gives a more accurate value using these figures, which can be found in the suppliers catalogue. You can see the changing colors of the applications contained in resistance. Resistor color code and smd calculator software electronic. You will get the results of voltage drops in volts. Mcu 8051 ide integrated development environment for some microcontrollers based on 8051 e. Also, resistor for led calculator has been provided which will help you to calculate the led resistor in easy way. Resistor calculator free download tucows downloads.
You will not have to look for the updates in continuous intervals. Ohms law states that the current through a conductor between two points is directly proportional to the voltage. Resistor color code calculator the calculator above will display the value, the tolerance and performs a simple check to verify if the calculated resistance matches one of the eia standard values. D series resistance calculator input source voltage, diode forward voltage, diode forward current ma, number of leds enter all 4 values, and the necessary resistance will be calculated. Just add the number of resistors in the first column, and then enter the values of each resistor with selecting the proper unit of resistor value in. If you are not able to find the exact value of resistor that you have calculated, then select the next coming value of resistor that you have calculated, for example, if the calculated value is 3. Led calculator current limiting resistor calculator for. Download links are directly from our mirrors or publishers website, resistor calculator 1. The e series is a system of preferred numbers also called preferred values derived for use in electronic components. Most likely, you are viewing using dropbox website or another limited browser environment. Our free online resistor calculator is an easy to use way to calculate ohms. A resistor is identified by its pattern of color of bands.
Resistor resistor calculator resistor color resistor color bands resistor color code. Resistor for led calculator power electronics talks. Electronics 2000 series parallel resistor calculator. I was trying to write some python script to calculate resistor values for electronics projects, and wanted to generate lists of the preferred resistor values in each standard commercially available ranges of values e6, e12, e24 etc. Standard series values in a decade for resistances and. Resistor calculator has an automatic program update system. Resistor color code calculator calculate 4 and 5 band. Software that calculates the resistor value and its power consumption in different leds circuit configurations simple, series o parallel according to the source voltage, the leds voltage and the wanted current value. It consists of the e3, e6, e12, e24, e48, e96 and e192 series, where the number after the e designates the quantity of value steps in each series. Try it out now and then be sure to check out all of our online calculators. Resistor color coder is a free desktop application that has been downloaded by hundreds of thousands of electronics enthusiasts.
The led calculator will display the resistance value, draw a small schematic and show you the color code of the nearest lower and higher. Download book 50 555 circuits by talkingelectronics. The different sets of standard resistor values are known by their e series numbers. Explains all resistor types, properties and background theory. Led series resistor calculator use this tool to calculate the resistance required to drive one or more series connected leds from a voltage source at a specified current level. When you select a resistor for this purpose, choose a device with a power rating between 2 and 10 times the value calculated below in order to avoid excessive. Resistor calculator is an application that calculates the resistance value by selecting the color codes on the resistor. You can calculate the value of an unknown resistor with this program. Free resistor calculator app apk download for android getjar. Also, you can cross check your calculated led resistor value is matching with the value generated by led resistor calculator. A voltage divider calculator calculates the voltage drops on each resistor load, when connected in series. Leds are generally made with the builtin series resistors, which is one of the easiest way to limit and control the flow of the power. All are shown in the same screen in order to make direct comparisons on values. Regulator current limiting resistor calculator electronic.
There also some tips for user to find led forward voltage. Preferred resistor values are also calculated, use the radio buttons on each calculator to select the preferred value series to use. Download calculator for parabolic satellite dish antenna design. The following are tools to calculate the ohm value and tolerance based on resistor color codes, the total resistance of a group of resistors in parallel or in series, and the resistance of a conductor based on size and conductivity. This series resistor calculator calculates the total resistance value for all the resistors connected in series. If two or more resistors are connected in series across a potential e. Led series resistor calculator digikey electronics. 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. Display of closest resistor within the e series renard numbers. Switch to series and parallel capacitor calculator parallel resistor. Led series current limiting resistor calculator useful when designing circuits with a single led or series parallel led arrays for both the common smallcurrent 20ma leds and the more expensive, high power leds with currents up to a few amperes. Electronic calculator is far more than just another resistor calculator. Headquarters 27501 bella vista parkway warrenville, il 60555 usa 18669ohmite 18669646483.
Led resistor calculator lies within office tools, more precisely calculators. Calculator is capable of finding suitable standard e12 10% resistor value and power for one led designs. Led resistor calculator led series resistor calculator. Calculate the color code of a resistor based on the resistor value and the other way round. For example some lowvalue 1% resistors are available in e12 only. The script works with a maximum number of unique resistors, depending on the number of resistor groups. Calculate resistor size for leds or identify resistors by code or color. Dec 30, 2015 there are three types of resistor color coding. It will then provide you with the most suitable and closest resistor of the e series e12, e24, e48 etc. Download resistor calculator freeware calculate the color. Resistors come in variations with 4, 5 or more color bands where a 4band color code is most common. The value of resistance will change after you have made your choice of color values for each color band. Experiment with the voltage drop and ohms law calculators, or. Resistor calculator software free download resistor calculator top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices.
It can be used to calculate resistor and capacitor colours and values, convert between resistors and capacitor units r, k. Home tools regulator current limiting resistor calculator regulator current limiting resistor calculator. Resistor calculator software free download resistor. The webpage is not working since javascript is not enabled. These are referred to as preferred values or e series, and they are published in standard iec 60063. This free resistor calculator converts the ohm value and tolerance based on resistor color codes and determines the resistances of resistors in either parallel or series, as well as the resistance of a conductor. E3 has three resistors in each decade, e6 has six, e12 has twelve, and so forth. Simply choose the value for stripe 1, stripe 2, and stripe 3. As a bonus, it will also calculate the power consumed by the led.
In both of these calculations, the color code scheme is applicable for 4, 5, and 6 band resistors. Instead of using advanced javascript functions that would make the script incompatible with older browsers, i. The calculator is capable of finding suitable standard e12 10% resistor value and power for one led designs. This tool calculates the overall resistance value for multiple resistances connected either in series or in parallel. Generally, 5% tolerance resistors are available in e24 and 1% resistors in e96, but this is not a hard and fast rule. Easy browsing of topics with interactive table of content. Download resistor calculator a practical, effective and useful application that helps you to determine the color code of a resistor and calculate resistors for led circuits. There are four more or less commonly used resistor series, with 12, 24, 48, and 96 values per decade, respectively. Next comes a small gap helping you to distinguish left and right of the component and finally the. Download resistor calculator for leds serial and parallel 2. This led calculator will help you calculate the resistor values you will need when designing a series parallel led array circuit. This calculator will help you determine the value of the resistor to add in series with the led to limit the current. Led series resistance refers to the usage of resisters to stabilize the led current. Resistor calculation for led circuits single, in series, parallel.
Although it is theoretically possible to produce components of any value, in practice the need for inventory simplification has. Resistor color code calculator 3, 4 and 5 band resistors. Select the first 3 or 4 bands for 20%, 10% or 5% resistors and all 5 bands for precision 2% or less, 5band resistors. Enter the total voltage supply, resistance of first load, second load and third load and click calculate. Quantization errors in resistor values are inherent to javascript. It is too difficult to find the exact value of resistors that you have calculated. Updated january 8, 2011 to acceptchange commas to periods for those that use commas as decimal separators. Standard series values in a decade for resistances and capacitances e3 to e192 according to iec 60063 e192 e96 e48 e192 e96 e48 e192 e96 e48 e192 e96 e48 e24 e12 e6 e3 100 100 100 178 178 178 316 316 316 562 562 562 10 10 10 10.
Standard resistor values in 1952 the iec international electrotechnical commission decided to define the resistance and tolerance values into a norm, to ease the mass manufacturing of resistors. Displaying the closest resistor of the e series and renard numbers. The most basic series within the e range is the e3 series which has just three values. Parallel resistor calculator resistance of parallel. Home tools regulator current limiting resistor calculator. Power rating depends on the resistor s construction. Experiment with the voltage drop and ohms law calculators, or explore hundreds of other calculators. Before clicking in each ohms law calculator for the answer, enter numbers into the equation you wish to use to calculate for current, power, resistance, or voltage. Download book 200 transistor circuits talking electronics. Conversion calculator parallel and series resistor digikey. A supply voltage, the voltage across each resistor will be proportional to the resistance of that resistor. The wizard determines the current limiting resistor value for each portion of the array and calculates power consumed. Calculator works on windows xp, vista, 7, but you have to install microsoft.
The led calculator was great for single ledsbut when you have several, the wizard will help you arrange them in a series or combined series parallel configuration. The current setup file available for download requires 56 kb of hard disk space. Just input the indicated values and press the calculate button. Resistor code calculator download free downloads and.
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