Resistor Tolerance Calculator
Calculate the actual resistance range given nominal value and tolerance percentage.
Ω
%
Absolute Variation
50.00 Ω
Minimum Resistance950.00 Ω
Maximum Resistance1,050.00 Ω
Absolute Variation vs Nominal Resistance
Resistor Tolerance
R_min = R_nom x (1 - tol/100)
R_max = R_nom x (1 + tol/100)
Common: 1% (brown), 5% (gold), 10% (silver).
Example Calculation
1k resistor, 5% tolerance.
- 01Variation = 1000 x 0.05 = 50 ohms
- 02Min = 950 ohms, Max = 1050 ohms
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