# JK-nSMD350L-12

**Jinrui Electronic Materials Co** · Resettable Fuses · 1206

JK-nSMD350L-12 from Jinrui Electronic Materials Co, in a 1206. 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 | 1 | passive | Terminal 1 of an unpolarised fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Jinrui Electronic Materials Co |
| Package | 1206 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `JK-nSMD350L-12`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `jk-nsmd350l-12-etched.step` / `jk-nsmd350l-12-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jk-nsmd350l-12.step` / `jk-nsmd350l-12.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Jinrui Electronic Materials Co datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590218913893560320) (7 pp, sha256 `3c229c4cc89cc9aa`, retrieved 2026-10-09, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (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/jk-nsmd350l-12-datasheet.pdf)