> For the complete documentation index, see [llms.txt](https://teravolt.gitbook.io/teravolt/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://teravolt.gitbook.io/teravolt/power/aerobuck-12-st/pinout.md).

# Pinout

<figure><img src="/files/f5A44lFIvlJLALGXsiQK" alt=""><figcaption></figcaption></figure>

#### JST-GH 1.25 4-PIN

| **Pin #** | **Label** | **Function** |
| --------- | --------- | ------------ |
| 1         | VOUT      | +12V Output  |
| 2         | VOUT      | +12V Output  |
| 3         | GND       | Ground       |
| 4         | GND       | Ground       |

#### Solder pads

| Pad Name  | Function                   |
| --------- | -------------------------- |
| VIN       | Positive DC input (12–44V) |
| GND       | Input Ground               |
| VOUT      | Regulated 12V Output       |
| GND (OUT) | Ground for Output          |

> ⚠️ *Note: Always connect input and output grounds to system ground for stable operation.*

{% hint style="info" %}
Note: Dual pins for VOUT and GND are used to distribute the high current load (5A) effectively through the connector.
{% endhint %}