# 2512L100

**LUTE** · Resettable Fuses · 2512

2512L100 from LUTE, in a 2512. 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 | LUTE |
| Package | 2512 |
| 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 (25℃) | I hold |  |  | 1 | A |  | 1 |
| Trip current | I trip | 1.8 |  |  | A |  | 1 |
| Maximum voltage | V max |  |  | 60 | Vdc |  | 1 |
| Maximum fault current | I max |  |  | 50 | A |  | 1 |
| Maximum time to trip | T trip |  |  | 0.5 | Sec | at 8.00 A | 1 |
| Minimum initial resistance | R min | 0.07 |  |  | Ω |  | 1 |
| Maximum resistance after trip or reflow | R 1max |  |  | 0.4 | Ω |  | 1 |
| Hold current derating | I hold |  |  | 1.52 | A | Ambient operating temperature -40℃ | 3 |
| Hold current derating | I hold |  |  | 1.4 | A | Ambient operating temperature -20℃ | 3 |
| Hold current derating | I hold |  |  | 1.21 | A | Ambient operating temperature 0℃ | 3 |
| Hold current derating | I hold |  |  | 1 | A | Ambient operating temperature 25℃ | 3 |
| Hold current derating | I hold |  |  | 0.86 | A | Ambient operating temperature 40℃ | 3 |
| Hold current derating | I hold |  |  | 0.75 | A | Ambient operating temperature 50℃ | 3 |
| Hold current derating | I hold |  |  | 0.69 | A | Ambient operating temperature 60℃ | 3 |
| Hold current derating | I hold |  |  | 0.54 | A | Ambient operating temperature 70℃ | 3 |
| Hold current derating | I hold |  |  | 0.5 | A | Ambient operating temperature 85℃ | 3 |
| Ambient operating temperature |  | -40 |  | 85 | °C |  | 3 |
| Maximum surface temperature in tripped state |  |  |  | 125 | °C | in the tripped state | 3 |
| Power dissipated in tripped state | P d |  | 1.8 |  | W |  | 1 |

## CAD (KiCad official)

- Symbol: `2512L100`
- Footprint: `Fuse:Fuse_2512_6332Metric`
- 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files: `2512l100-etched.step` / `2512l100-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `2512l100.step` / `2512l100.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [LUTE datasheet](docs/2512l100-datasheet.pdf) (8 pp, sha256 `57b24b962d61d833`, retrieved 2026-10-21, 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/2512l100-datasheet.pdf)