# MD7612DC0UA2

**Shanghai Mingda Microelectronics** · Linear Voltage Regulators (LDO) · TO-252-2

MD7612DC0UA2 from Shanghai Mingda Microelectronics, in a TO-252-2. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | VIN | power_in | Power input pin, with an input voltage range of 2.2V to 40V (absolute maximum -0.3 to 45V). |
| 2 | GND | power_in | Ground pin, also connected to the package tab (labelled 2 in the drawing). |
| 3 | VOUT | power_out | Regulated 12.0V output pin delivering up to 1A maximum output current, and it must not exceed VIN+0.3V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Shanghai Mingda Microelectronics |
| Package | TO-252-2 |
| Category | Power Supply Chip |
| Pins | 3 |

## CAD (KiCad official)

- Symbol: `MD7612DC0UA2`
- Footprint: `Package_TO_SOT_SMD:TO-252-2`
- 3D model: TO-252-2 (KiCad packages3D, STEP)
- 3D model files: `md7612dc0ua2-etched.step` / `md7612dc0ua2-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `md7612dc0ua2.step` / `md7612dc0ua2.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Shanghai Mingda Microelectronics datasheet](docs/md7612dc0ua2-datasheet.pdf) (13 pp, sha256 `84f8ab5be7d1946c`, retrieved 2026-10-27, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/md7612dc0ua2-datasheet.pdf)