# SMD RGB

![](https://451694785-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MPda5vaSVRKTQ6AoAmb%2Fuploads%2Fgit-blob-060f7340f96a8f3cd75f2c6ac46624570585c9d6%2Fimage.png?alt=media)

RGB-LED with an SMD housing and no series resistor. The PCB printing is incorrect, it shows the green and red connections switched. The LED has a common cathode (the ‘-‘ pin). A suitable resistor value would be 220 ohms.