# JK-SMD0805-260L-6

**Jinrui Electronic Materials Co** · Resettable Fuses · 0805

JK-SMD0805-260L-6 from Jinrui Electronic Materials Co, in a 0805. 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 | Terminal 1 of an unpolarised fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Jinrui Electronic Materials Co |
| Package | 0805 |
| Category | Circuit Protection |
| Pins | 2 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Maximum voltage (VMAX) | VMAX |  |  | 6 | V |  | 3 |
| Maximum fault current (IMAX) | IMAX |  |  | 50 | A |  | 3 |
| Hold current (IH) | IH |  |  | 2.6 | A |  | 3 |
| Trip current (IT) | IT | 5.2 |  |  | A |  | 3 |
| Minimum initial resistance (RiMIN) | RiMIN | 0.003 |  |  | Ω |  | 3 |
| Maximum resistance one hour post reflow (R1MAX) | R1MAX |  |  | 0.035 | Ω |  | 3 |
| Typical power dissipation (PD) | PD |  | 0.7 |  | W |  | 3 |
| Maximum time to trip |  |  |  | 2 | s | Trip current 13.0 A | 3 |
| Hold current derating at ambient -40℃ (IH) | IH |  | 3.71 |  | A | Maximum ambient operating temperature -40℃ | 3 |
| Hold current derating at ambient 85℃ (IH) | IH |  | 1.18 |  | A | Maximum ambient operating temperature 85℃ | 3 |
| Operating temperature |  | -40 |  | 85 | ℃ |  | 1 |
| Storage ambient temperature |  |  |  | 40 | ℃ |  | 7 |
| Storage relative humidity |  |  |  | 70 | % |  | 7 |
| Peak reflow temperature (TP) | TP |  |  | 260 | ℃ | Pb-free recommended reflow profile | 5 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | copper | tin | Terminal Materials Tin-Plated Nickle-copper | 4 |

## CAD (KiCad official)

- Symbol: `JK-SMD0805-260L-6`
- Footprint: `Fuse:Fuse_0805_2012Metric`
- 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files: `jk-smd0805-260l-6-etched.step` / `jk-smd0805-260l-6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jk-smd0805-260l-6.step` / `jk-smd0805-260l-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/8590459154847461376) (8 pp, sha256 `2218f228c24be1a9`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (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-smd0805-260l-6-datasheet.pdf)