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Ohm Bands

SMD code 15A — 1.4 Ω

A surface-mount resistor has no bands. This one is an EIA-96 marking: code 15 is 1.4 in the E96 series, A multiplies by 1. Parts marked this way are usually ±1%.

15A

reads as

1.4 Ω

The same part, in bands

The through-hole version of 1.4 Ω carries 5 colour bands instead.

140×0.01±1%
Brown1Yellow4Black0Silver×0.01Brown±1%

Everything about 1.4 Ω — power ratings, what ten cost, what is in stock.

Same value, other markings

1.4 Ω is printed several ways depending on the part's precision and size. A board can carry all of them at once.

How much it can take

Across itDissipatedSmallest package that copes
5 V17.9 Wno standard part — needs a power resistor or a heatsink
12 V103 Wno standard part — needs a power resistor or a heatsink

What you can actually get

Parts made

23

at this value

Common packages

0603 · 0805 · 1206 · 0402

Codes you will mistake it for

One character apart from 15A. On a 0402 part these are a fraction of a millimetre of printing — worth a second look before you solder.