# MOCD213M

**onsemi** · Transistor, Photovoltaic Output Optoisolators · SOIC-8

MOCD213M from onsemi, in a SOIC-8. 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 | ANODE 1 | passive | Anode of the channel 1 infrared emitting diode (GaAs LED). |
| 2 | CATHODE 1 | passive | Cathode of the channel 1 infrared emitting diode (GaAs LED). |
| 3 | ANODE 2 | passive | Anode of the channel 2 infrared emitting diode (GaAs LED). |
| 4 | CATHODE 2 | passive | Cathode of the channel 2 infrared emitting diode (GaAs LED). |
| 5 | EMITTER 2 | passive | Emitter of the channel 2 phototransistor output. |
| 6 | COLLECTOR 2 | passive | Collector of the channel 2 phototransistor output; minimum BVCEO of 70 V guaranteed for MOCD213M. |
| 7 | EMITTER 1 | passive | Emitter of the channel 1 phototransistor output. |
| 8 | COLLECTOR 1 | passive | Collector of the channel 1 phototransistor output; minimum BVCEO of 70 V guaranteed for MOCD213M. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | SOIC-8 |
| Category | Optoisolators |
| Pins | 8 |

## CAD (KiCad official)

- Symbol: `MOCD213M`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files: `mocd213m-etched.step` / `mocd213m-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mocd213m.step` / `mocd213m.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [onsemi datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588941349629906944) (9 pp, sha256 `d70296d2e0f1b96f`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (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/mocd213m-datasheet.pdf)