# 5.0SMDJ350CA

**DOWO** · TVS · SMC

5.0SMDJ350CA from DOWO, in a SMC. 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 | A1 | passive | Bidirectional terminal 1 (no polarity, no color band on bipolar parts); working reverse voltage 350 V, breakdown 391 to 432 V at 1 mA, max clamping 567 V at 8.8 A. |
| 2 | A2 | passive | Bidirectional terminal 2 (no polarity, no color band on bipolar parts); working reverse voltage 350 V, breakdown 391 to 432 V at 1 mA, max clamping 567 V at 8.8 A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | DOWO |
| Package | SMC |
| Category | TVS/Fuse/Board Level Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `5.0SMDJ350CA`
- Footprint: `Diode_SMD:D_SMC`
- 3D model: SMC (KiCad packages3D, STEP)
- 3D model files: `5-0smdj350ca-etched.step` / `5-0smdj350ca-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `5-0smdj350ca.step` / `5-0smdj350ca.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [DOWO datasheet](docs/5-0smdj350ca-datasheet.pdf) (4 pp, sha256 `7d6f765d5a5fac73`, retrieved 2026-10-22, 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/5-0smdj350ca-datasheet.pdf)