# JK-nSMD150

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

JK-nSMD150 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 | Non-polarized PPTC terminal pad (tin-plated nickel-copper); device rated 12.0 Vdc max, 1.50 A hold and 3.00 A trip at 25℃, 0.040-0.130 Ω initial resistance. |
| 2 | 2 | passive | Non-polarized PPTC terminal pad (tin-plated nickel-copper); interchangeable with the other terminal, 40 A max interrupt current, operating temperature -40℃ to 85℃. |

## Key specifications

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

## CAD (KiCad official)

- Symbol: `JK-nSMD150`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `jk-nsmd150-etched.step` / `jk-nsmd150-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jk-nsmd150.step` / `jk-nsmd150.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/8588919405413601280) (3 pp, sha256 `1dbd66f12fe1827a`, retrieved 2026-10-09, 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/jk-nsmd150-datasheet.pdf)