# BSMD0603-100-6V

**BHFUSE** · Resettable Fuses · 0603

BSMD0603-100-6V from BHFUSE, 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 | Non-polarized PTC terminal; the drawing shows two identical end terminations on a 1.5 x 0.8 mm body, and this part has Ihold 1.00 A, Itrip 2.00 A, and Vmax 6 Vdc at 25°C. |
| 2 | 2 | passive | Non-polarized PTC terminal; interchangeable with the other terminal, with Imax 40 A at Vmax 6 Vdc and Rmin 0.05 Ω to R1max 0.30 Ω. |

## Key specifications

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

## CAD (KiCad official)

- Symbol: `BSMD0603-100-6V`
- Footprint: `Fuse:Fuse_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `bsmd0603-100-6v-etched.step` / `bsmd0603-100-6v-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bsmd0603-100-6v.step` / `bsmd0603-100-6v.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [BHFUSE datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602912824117383168) (7 pp, sha256 `d0f1c95c6a44ee8b`, 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/bsmd0603-100-6v-datasheet.pdf)