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Ohm Bands

SMD code 1872 — 18.7 kΩ

A surface-mount resistor has no bands. This one is a four-digit marking: 187 × 10². Parts marked this way are usually ±1% or tighter.

1872

reads as

18.7 kΩ

The same part, in bands

The through-hole version of 18.7 kΩ carries 5 colour bands instead.

187×100±1%
Brown1Grey8Violet7Red×100Brown±1%

Everything about 18.7 kΩ — power ratings, what ten cost, what is in stock.

Same value, other markings

18.7 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 V1.34 mW1/8 W
12 V7.7 mW1/8 W

What you can actually get

Parts made

106

at this value

Ten pieces

$0.13

not the reel price

Common packages

0603 · 0805 · 1206 · 0402

Codes you will mistake it for

One character apart from 1872. On a 0402 part these are a fraction of a millimetre of printing — worth a second look before you solder.