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Ohm Bands

SMD code 93B — 90.9 Ω

A surface-mount resistor has no bands. This one is an EIA-96 marking: code 93 is 9.09 in the E96 series, B multiplies by 10. Parts marked this way are usually ±1%.

93B

reads as

90.9 Ω

The same part, in bands

The through-hole version of 90.9 Ω carries 5 colour bands instead.

909×0.1±1%
White9Black0White9Gold×0.1Brown±1%

Everything about 90.9 Ω — power ratings, what ten cost, what is in stock.

Same value, other markings

90.9 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 V275 mW1 W
12 V1.58 W5 W

What you can actually get

Parts made

76

at this value

Ten pieces

$0.13

not the reel price

Common packages

0603 · 1206 · 0805 · 0402

Codes you will mistake it for

One character apart from 93B. On a 0402 part these are a fraction of a millimetre of printing — worth a second look before you solder.