# nSMD050-30V

**TECHFUSE** · Resettable Fuses · 1206

nSMD050-30V from TECHFUSE, 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 | One terminal of the nSMD050-30V resettable PPTC fuse (non-polarized, 1206/3216 mm); rated 30 V max, 0.50 A hold, 1.00 A trip, 100 A max fault current. |
| 2 | 2 | passive | Second terminal of the nSMD050-30V resettable PPTC fuse (non-polarized, tin-plated nickel-copper pad); the pad layout is 1.0 mm wide by 1.9 mm tall on each side with a 2.0 mm gap. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TECHFUSE |
| Package | 1206 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `nSMD050-30V`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `nsmd050-30v-etched.step` / `nsmd050-30v-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `nsmd050-30v.step` / `nsmd050-30v.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TECHFUSE datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919394960990208) (4 pp, sha256 `e58e03072087f97c`, 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/nsmd050-30v-datasheet.pdf)