SMD code 4023 — 402 kΩ
A surface-mount resistor has no bands. This one is a four-digit marking: 402 × 10³. Parts marked this way are usually ±1% or tighter.
4023
reads as
402 kΩ
The same part, in bands
The through-hole version of 402 kΩ carries 5 colour bands instead.
Everything about 402 kΩ — power ratings, what ten cost, what is in stock.
Same value, other markings
402 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 it | Dissipated | Smallest package that copes |
|---|---|---|
| 5 V | 62.2 µW | 1/8 W |
| 12 V | 358 µW | 1/8 W |
What you can actually get
Parts made
73
at this value
Common packages
1206 · 0805 · 0402 · 1210
Codes you will mistake it for
One character apart from 4023. On a 0402 part these are a fraction of a millimetre of printing — worth a second look before you solder.