Volts to amps electrical conversion calculator inch. A voltage divider circuit is a very common circuit that takes a higher voltage and converts it to a lower one by using a pair of resistors. The formula for calculating the output voltage is based on ohms law and is shown below. Ohm s law provides an alternate formula to find volts if amps and the electrical resistance is known. Ohm s law states that the current through a conductor between two points is directly proportional to the voltage. Ohms law calculator is used to find the volt, amps, ohms and watts. With this program you can calculate resistors values if you have the colors. Before clicking in each ohm s law calculator for the answer, enter numbers into the equation you wish to use to calculate for current, power, resistance, or voltage.
The voltage v in volts v is equal to the square root of the power p in watts w times the resistance r in ohms. To calculate amps, divide the voltage by the resistance in ohms. Download calculator voltampwattohm pc for free at browsercam. The power p in watts w is equal to the squared voltage v in volts v divided by the resistance r in ohms. Easy to use ohms law calculators with formulas for each calculation. Online calculators, software downloads, technical data, beginners guide, pinouts.
Ohms law calculator or ohms volt amp watt ohm calculator. The power p in watts w is equal to the voltage v in volts v times the current i in amps a. Subwoofer enclosure calculators, parallel, series, port. The two resistor voltage divider is one of the most common and useful circuits used by engineers. Use digikeys ohms law calculator to quickly calculate resistance, current, voltage, and power. Ohms law states that the current through a conductor between two points is directly proportional to the voltage. Ev electric vehicle state of charge and range chart calculator battery. Ohms law calculator provides the best way to calculate voltage, current, resistance and power. For example, lets find the current of a 12 volt circuit with 10 ohms. The three calculators below calculate voltage, current or resistance using ohms law. The resistance calculator also shows preferred resistor values. Definition with formula a law stating that electric current is proportional. Enter 2 known values into each calculator to solve for current, voltage, resistance. Just enter 2 known values and the calculator will solve for the others.
You can even calculate voltage, amperage, resistance and power if you know two of those values. The description of volt amp watt ohm calculator ohms law calculator or ohms volt amp watt ohm calculator. Volt amp watt ohm calculator for android apk download. This calculator helps determine the output voltage of the divider circuit given the input or source voltage and. Two common calculators for electronicselectrical use. The voltage v in volts v is equal to the current i in amps a times the resistance r in ohms. Updated january 8, 2011 to acceptchange commas to periods for those that use commas as decimal separators. But what if you are trying to calculate smd resistors. Accurate calculations and conversions with every unit and. V s is the source voltage, measured in volts v, is the resistance of the 1st resistor, measured in ohms. Ohms law calculator and formulas volt amp watt ohm calculator. 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. This is true for many materials, over a wide range of voltages and currents, and the resistance and conductance of electronic components made from these materials remains constant.
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