# S0603-S-5.0A

**SART Nanjing Sart Tech** · Disposable Fuses · 0603

S0603-S-5.0A from SART Nanjing Sart Tech, 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 | Fuse termination 1 (silver over plated with tin) of the 5.0A slow-blow element, rated 32V and interrupting 35A at 32V DC, with 8.7 mΩ typical cold DCR. |
| 2 | 2 | passive | Fuse termination 2 (silver over plated with tin) of the 5.0A slow-blow element, rated 32V and interrupting 35A at 32V DC, with 8.7 mΩ typical cold DCR. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | SART Nanjing Sart Tech |
| Package | 0603 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `S0603-S-5.0A`
- Footprint: `Fuse:Fuse_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `s0603-s-5-0a-etched.step` / `s0603-s-5-0a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `s0603-s-5-0a.step` / `s0603-s-5-0a.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/8588907319673020416) (6 pp, sha256 `dc5e2c03ac312eb9`, 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/s0603-s-5-0a-datasheet.pdf)