# S1206-S-1.0A

**SART Nanjing Sart Tech** · Disposable Fuses · 1206

S1206-S-1.0A from SART Nanjing Sart Tech, 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 | Fuse termination 1 (silver over-plated with tin) of the 1.0A slow-blow 32V DC fuse; the part is non-polarized and interchangeable with pin 2. |
| 2 | 2 | passive | Fuse termination 2 (silver over-plated with tin) of the 1.0A slow-blow 32V DC fuse; the part is non-polarized and interchangeable with pin 1. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | SART Nanjing Sart Tech |
| 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 |
|---|---|---|---|---|---|---|---|
| Opening time at 100% of current rating (no fusing) |  | 4 |  |  | hours | Ampere rating 1A-7A, 100% of rating | 3 |
| Opening time at 200% of current rating |  |  |  | 60 | sec | Ampere rating 1A-7A, 200% of rating | 3 |
| Opening time at 1000% of current rating |  | 1 |  |  | ms | Ampere rating 1A-7A, 1000% of rating | 3 |
| Max cold DCR |  |  |  | 0.358 | Ω | Measured at ≤10% rated current and 25℃ | 1 |
| Operating temperature |  | -50 |  | 125 | ℃ |  | 1 |
| Storage ambient temperature |  | 5 |  | 30 | ℃ | Storage, recommended | 6 |
| Storage relative humidity |  | 25 |  | 60 | % | Storage, recommended | 6 |
| Rated current |  |  | 1 |  | A |  | 1 |
| Voltage rating |  |  | 32 |  | V DC |  | 1 |
| Interrupting rating |  |  | 50 |  | A | 32V DC, 1A-3.5A | 1 |

## CAD (KiCad official)

- Symbol: `S1206-S-1.0A`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `s1206-s-1-0a-etched.step` / `s1206-s-1-0a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `s1206-s-1-0a.step` / `s1206-s-1-0a.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [SART Nanjing Sart Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903696961327104) (6 pp, sha256 `dc2abe5530d1455d`, retrieved 2026-10-14, 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/s1206-s-1-0a-datasheet.pdf)