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Ohm Bands

SMD code 3012 — 30.1 kΩ

A surface-mount resistor has no bands. This one is a four-digit marking: 301 × 10². Parts marked this way are usually ±1% or tighter.

3012

reads as

30.1 kΩ

The same part, in bands

The through-hole version of 30.1 kΩ carries 5 colour bands instead.

301×100±1%
Orange3Black0Brown1Red×100Brown±1%

Everything about 30.1 kΩ — power ratings, what ten cost, what is in stock.

Same value, other markings

30.1 kΩ 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 V831 µW1/8 W
12 V4.78 mW1/8 W

What you can actually get

Parts made

101

at this value

Ten pieces

$0.12

not the reel price

Common packages

1206 · 0603 · 0402 · 0805

Codes you will mistake it for

One character apart from 3012. On a 0402 part these are a fraction of a millimetre of printing — worth a second look before you solder.