# JK-SMD0603-100L-6

**Jinrui Electronic Materials Co** · Resettable Fuses · 0603

JK-SMD0603-100L-6 from Jinrui Electronic Materials Co, 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 PPTC terminal (tin-plated nickel-copper) rated 6.0 V max, 1.0 A hold and 2.0 A trip current, 50 A max fault current, with 0.045-0.12 Ω resistance. |
| 2 | 2 | passive | Second non-polarized PPTC terminal, interchangeable with the first, that carries the same 1.0 A hold current and 6.0 V max rating. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Jinrui Electronic Materials Co |
| Package | 0603 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `JK-SMD0603-100L-6`
- Footprint: `Fuse:Fuse_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `jk-smd0603-100l-6-etched.step` / `jk-smd0603-100l-6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jk-smd0603-100l-6.step` / `jk-smd0603-100l-6.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Jinrui Electronic Materials Co datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590458638461665280) (6 pp, sha256 `450b5852102c0d7a`, 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/jk-smd0603-100l-6-datasheet.pdf)