# SF-0603S100-2

**BOURNS** · Disposable Fuses · 0603

SF-0603S100-2 from BOURNS, in a 0603. 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 end termination (Sn-plated) of the 1.00 A slow-blow fuse, non-polarized, rated DC 32 V / AC 35 V with 50 A breaking capacity and 67 mΩ typical resistance. |
| 2 | 2 | passive | Other end termination (Sn-plated) of the 1.00 A slow-blow fuse, non-polarized and interchangeable with the opposite terminal, on a recommended pad layout of 0.8 mm pads at 2.1 mm pitch. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | BOURNS |
| Package | 0603 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `SF-0603S100-2`
- Footprint: `Fuse:Fuse_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `sf-0603s100-2-etched.step` / `sf-0603s100-2-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sf-0603s100-2.step` / `sf-0603s100-2.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [BOURNS datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588923282690592768) (5 pp, sha256 `cf582ee622bd9b27`, retrieved 2026-10-10, 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/sf-0603s100-2-datasheet.pdf)