Resistors - Standard Values
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Preferred number series for resistors according IEC 60063 are indicated below.
Resistors with 20% tolerance
Download and print Resistors - Standard Colors Codes table
Resistors with 10% tolerance
| ohm | kohm | ||||
|---|---|---|---|---|---|
| 10 | 100 | 1 | 10 | 100 | .. |
| 12 | 120 | 1.2 | 12 | 120 | .. |
| 15 | 150 | 1.5 | 15 | 150 | .. |
| 18 | 180 | 1.8 | 18 | 180 | .. |
| 22 | 220 | 2.2 | 22 | 220 | .. |
| 27 | 270 | 2.7 | 27 | 270 | .. |
| 33 | 330 | 3.3 | 33 | 330 | .. |
| 39 | 390 | 3.9 | 39 | 390 | .. |
| 47 | 470 | 4.7 | 47 | 470 | .. |
| 56 | 560 | 5.6 | 56 | 560 | .. |
| 68 | 680 | 6.8 | 68 | 680 | .. |
| 82 | 820 | 8.2 | 82 | 820 | .. |
Equivalent Expressions of Ohm's Law
Ohm's law (1) can also be expressed as
U = R I (2)
or
R = U / I (3)
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