# 0805L110WR

**Littelfuse** · Resettable Fuses · 0805

0805L110WR from Littelfuse, 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 | Littelfuse |
| 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 |
|---|---|---|---|---|---|---|---|
| Hold current | IHOLD |  |  | 1.1 | A | Maximum current device will pass without tripping in 20°C still air | 1 |
| Trip current | ITRIP | 2 |  |  | A | Minimum current at which the device will trip in 20°C still air | 1 |
| Maximum voltage (V max) | VMAX |  |  | 6 | Vdc | Maximum voltage device can withstand without damage at rated current (I max) | 1 |
| Maximum fault current (I max) | IMAX |  |  | 100 | A | Maximum fault current device can withstand without damage at rated voltage (Vmax) | 1 |
| Power dissipated in tripped state | Pd |  | 0.8 |  | W | Power dissipated from device when in the tripped state at 20°C still air | 1 |
| Maximum time to trip |  |  |  | 0.1 | s | At 8.00 A current | 1 |
| Minimum resistance (R min) | Rmin | 0.05 |  |  | Ω | Initial (un-soldered) state | 1 |
| Maximum resistance after trip or reflow (R 1max) | R1max |  |  | 0.16 | Ω | At 20°C, measured one hour after tripping or reflow soldering of 260°C for 20 sec | 1 |
| Operating/storage temperature |  | -40 |  | 85 | °C | Operating/Storage temperature | 3 |
| Maximum device surface temperature in tripped state |  |  |  | 125 | °C | Maximum device surface temperature in tripped state | 3 |

## 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 |  | Terminal Material Solder-Plated Copper (Solder | 3 |

## CAD (KiCad official)

- Symbol: `0805L110WR`
- Footprint: `Fuse:Fuse_0805_2012Metric`
- 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files: `0805l110wr-etched.step` / `0805l110wr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `0805l110wr.step` / `0805l110wr.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Littelfuse datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588935672085929984) (5 pp, sha256 `0bd3b12a47e60745`, 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/0805l110wr-datasheet.pdf)