| Model | Name | Encapsulation | Characterization | Remarks | Specifications |
| 4223P2/P3 | Color temperature control chip | SOT23-6 | 2 / 3 section of color temperature control chip, voltage up to 40V, the two lights in reverse order | ||
| Type 4223n2 / N3 | Color temperature control chip | SOT23-6 | |||
| 4223A2/A3 | Color temperature control chip | SOT23-6 | 2 / 3 color temperature control chip, built-in pull-down resistance, voltage up to 40V, the two lights in reverse order | ||
| 4223C2/C3 | Color temperature control chip | SOT23-6 |