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Ohm Bands

1.15 Ω resistor colour code

Five bands: Brown · Brown · Green · Silver · Brown. The first three give the digits — a precision value needs all three — then the multiplier, then how far off the real part may be.

115×0.01±1%
Brown1Brown1Green5Silver×0.01Brown±1%

Nominal

1.15 Ω

1.15 ohms

Real range at ±1%

1.1385 Ω – 1.1615 Ω

A brown band allows this much drift.

Series

E96

A 1% precision value. Five bands, not four.


Band by band

BandColourMeaning
1Brown1st digit — 1
2Brown2nd digit — 1
3Green3rd digit — 5
4SilverMultiplier — ×0.01
5BrownTolerance — ±1%

How much it can take

Current and dissipation across the resistor, and the package you need. The suggested rating keeps a factor of two in hand, which is what anyone building a board actually does.

Across itCurrentDissipatedPackage to pick
3.3 V2.87 A9.47 Wno standard part — needs a power resistor or a heatsink
5 V4.35 A21.7 Wno standard part — needs a power resistor or a heatsink
12 V10.4 A125 Wno standard part — needs a power resistor or a heatsink
24 V20.9 A501 Wno standard part — needs a power resistor or a heatsink

What you can actually get

Parts made

20

759th most of 1,465 values

In stock

0

across 0 of them

Cheapest at 100

$0.0081

each

Tolerances sold

±0.5% to ±1%

Packages: 0402, 0603, 0805, 2512, 2010, 1210, 0612, 1218. Ratings: 50mW to 2W.

Assembly stock from the JLCPCB library, read 2026-09-24. That is what a board house will place for you — not everything a distributor sells.

The same value, marked differently

Surface mount

1R1· three-digit, nearest only

1R15· four-digit, precision parts

07A· EIA-96, for the smallest parts

Three digits carry two significant figures, so they cannot write 1.15 Ω — 1R1 means 1.1 Ω. A part at this value is marked 1R15.

If you only have E24

BrownBrownGoldGold

1.1 Ω is the nearest four-band value — -4.3% off.

Values that can overlap this one

At ±1% the tolerance bands of neighbouring values run into each other. A part sold as one of these could measure the same as a 1.15 Ω — which is why measuring beats reading when it matters.

If you do not have one

Standard values that land within 1% of 1.15 Ω when combined.