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Ohm Bands

Green Yellow White Red Brown — 54.9 kΩ

Read left to right, starting from the end where the bands are grouped. The brown band is the tolerance and always sits alone at the far end. Five bands means three significant digits — this is a precision part.

549×100±1%
Green5Yellow4White9Red×100Brown±1%

Value

54.9 kΩ

Range at ±1%

54.351 kΩ – 55.449 kΩ


What each band says

BandColourMeaning
1Green1st digit — 5
2Yellow2nd digit — 4
3White3rd digit — 9
4RedMultiplier — ×100
5BrownTolerance — ±1%

In a circuit

Across 5 V

91.1 µA · 455 µW · 1/8 W part

Across 12 V

219 µA · 2.62 mW · 1/8 W part

Surface-mount marking for the same value: 553.

If you misread one band

Brown and red, or orange and red, are easy to confuse under a desk lamp. These are the codes one band away from this one.