# BSMD0402L-005

**BHFUSE** · Resettable Fuses · 0402

BSMD0402L-005 from BHFUSE, in a 0402. 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; device rated Ihold 0.05 A, Itrip 0.20 A, Vmax 9.0 Vdc, Imax 40 A. |
| 2 | 2 | passive | Non-polarized PTC terminal; interchangeable with the other terminal, with 0.60±0.1 mm x 0.70±0.1 mm recommended pad and 0.40±0.1 mm pad gap. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | BHFUSE |
| Package | 0402 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `BSMD0402L-005`
- Footprint: `Fuse:Fuse_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `bsmd0402l-005-etched.step` / `bsmd0402l-005-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bsmd0402l-005.step` / `bsmd0402l-005.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/8603092558818537472) (5 pp, sha256 `2ecfa100ae221a11`, 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/bsmd0402l-005-datasheet.pdf)