# SMD1206-260C-12V

**BNstar** · Resettable Fuses · 1206

SMD1206-260C-12V from BNstar, 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 | BNstar |
| Package | 1206 |
| Category | Circuit Protection |
| Pins | 2 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Rmin (minimum resistance, initial un-soldered state) | Rmin | 0.01 |  |  | Ω | minimum resistance in initial (un-soldered) state | 1 |
| R1max (maximum resistance at 25℃) | R1max |  |  | 0.06 | Ω | 25℃, measured one hour after 260℃ reflow soldering for 20 s | 1 |
| Vmax (maximum continuous voltage) | Vmax |  |  | 12 | V | at rated current | 1 |
| Imax (maximum fault current) | Imax |  |  | 100 | A | at rated voltage | 1 |
| Recommended storage temperature |  |  |  | 40 | ℃ | recommended storage conditions | 2 |
| Recommended storage relative humidity |  |  |  | 70 | % R.H. | recommended storage conditions | 2 |
| Hold current (IH) | IH |  | 2.6 |  | A | 25℃ still air, reflow soldering 260℃ for 20 s; maximum current at which device will not trip | 1 |
| Trip current (IT) | IT |  | 5.2 |  | A | 25℃ still air, reflow soldering 260℃ for 20 s; minimum current at which device will always trip | 1 |
| Typical power dissipation (Pdtyp) | Pdtyp |  | 0.8 |  | W | typical; device in state, air environment (text truncated in source) | 1 |

## CAD (KiCad official)

- Symbol: `SMD1206-260C-12V`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `smd1206-260c-12v-etched.step` / `smd1206-260c-12v-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smd1206-260c-12v.step` / `smd1206-260c-12v.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [BNstar datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589836482077749248) (3 pp, sha256 `d970685d822e49e6`, retrieved 2026-10-16, 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/smd1206-260c-12v-datasheet.pdf)