# 1210L750SL6WRG

**LUTE** · Resettable Fuses · 1210

1210L750SL6WRG from LUTE, in a 1210. 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 | 1210 |
| 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 |
|---|---|---|---|---|---|---|---|
| Trip current | I trip | 15 |  |  | A | 25℃ still air | 3 |
| Minimum resistance (initial, un-soldered) | R min | 0.0005 |  |  | Ω | initial un-soldered state | 3 |
| Maximum resistance after trip or reflow | R 1max |  |  | 0.007 | Ω | 25℃, one hour after tripping or reflow soldering 260℃ 20 sec | 3 |
| Maximum voltage | V max |  | 6 | 6 | Vdc | at rated current (I max) | 3 |
| Maximum fault current | I max |  | 50 | 50 | A | at rated voltage (V max) | 3 |
| Maximum time to trip | T trip |  |  | 5 | s | at 20.0 A | 3 |
| Resistance change, passive aging |  | -5 |  | 5 | % | +85°C, 1000 hours (typical) | 5 |
| Resistance change, humidity aging |  | -5 |  | 5 | % | +85°C, 85% R.H., 168 hours (typical) | 5 |
| Resistance change, thermal shock |  | -33 |  | 33 | % | +85°C to -40°C, 20 times (typical) | 5 |
| Ambient operating temperature |  | -40 |  | 85 | ℃ | ambient operating conditions | 5 |
| Maximum surface temperature in tripped state |  |  |  | 125 | ℃ | device in tripped state | 5 |
| Power dissipated in tripped state | P d |  | 1.6 |  | W | tripped state, 25℃ still air | 3 |
| Hold current | I hold |  | 7.5 |  | A | 25℃ still air | 3 |
| Storage temperature |  | 0 |  | 30 | ℃ | storage condition | 6 |
| Storage humidity |  | 30 |  | 60 | %RH | storage condition | 6 |
| Reflow peak temperature | Tp |  | 260 | 260 | ℃ | reflow peak temperature (Pb-free) | 6 |
| Average ramp-up rate |  |  |  | 3 | ℃/second | Ts(max) to Tp, Pb-free | 6 |
| Ramp-down rate |  |  |  | 6 | ℃/second | from peak temperature | 6 |
| Time from 25℃ to peak temperature |  |  |  | 8 | minutes | 25℃ to peak temperature | 6 |

## CAD (KiCad official)

- Symbol: `1210L750SL6WRG`
- Footprint: `Fuse:Fuse_1210_3225Metric`
- 3D model: 1210 (KiCad packages3D, STEP)
- 3D model files: `1210l750sl6wrg-etched.step` / `1210l750sl6wrg-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `1210l750sl6wrg.step` / `1210l750sl6wrg.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [LUTE datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603346447706169344) (10 pp, sha256 `5d0535edad13d98d`, 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/1210l750sl6wrg-datasheet.pdf)