# 1210L100

**LUTE** · Resettable Fuses · 1210

1210L100 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 | One of two interchangeable, non-polarized terminals of the resettable PPTC (1210L100: I hold 1.00 A, I trip 5.00 A, V max 16 Vdc or 24 Vdc by variant, I max 20 A); recommended pad is 1.00±0.1 mm wide by 2.50±0.1 mm long. |
| 2 | 2 | passive | Second interchangeable, non-polarized terminal of the resettable PPTC, placed 2.00±0.1 mm from the other pad on the recommended layout. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | LUTE |
| Package | 1210 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `1210L100`
- Footprint: `Fuse:Fuse_1210_3225Metric`
- 3D model: 1210 (KiCad packages3D, STEP)
- 3D model files: `1210l100-etched.step` / `1210l100-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `1210l100.step` / `1210l100.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/8603187032873590784) (4 pp, sha256 `fc7fba6f6648e3f9`, 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/1210l100-datasheet.pdf)