# OA1MPA22C

**STMicroelectronics** · Precision Op Amps · SC-70-5

OA1MPA22C from STMicroelectronics, in a SC-70-5. 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 | IN+ | input | Non-inverting input; rail-to-rail with common mode range VCC- - 0.1 V to VCC+ + 0.1 V. |
| 2 | VCC- | power_in | Negative supply or ground; supply voltage range 1.5 V to 5.5 V between VCC+ and VCC-. |
| 3 | IN- | input | Inverting input; rail-to-rail with common mode range VCC- - 0.1 V to VCC+ + 0.1 V. |
| 4 | OUT | output | Rail-to-rail amplifier output, with sink current of 56 mA typ. and source current of 45 mA typ. at VCC = 5 V. |
| 5 | VCC+ | power_in | Positive supply, 1.5 V to 5.5 V operating (6 V absolute maximum), with a 10 nF decoupling capacitor advised close to the pin. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | SC-70-5 |
| Category | Amplifiers/Comparators |
| Pins | 5 |

## CAD (KiCad official)

- Symbol: `OA1MPA22C`
- Footprint: `Package_TO_SOT_SMD:SOT-353_SC-70-5`
- 3D model: SC-70-5 (KiCad packages3D, STEP)
- 3D model files: `oa1mpa22c-etched.step` / `oa1mpa22c-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `oa1mpa22c.step` / `oa1mpa22c.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589882230810959872) (28 pp, sha256 `84e8067f32217a18`, retrieved 2026-10-07, 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/oa1mpa22c-datasheet.pdf)