# R12.000.30

**Reomax** · Disposable Fuses · 1206

R12.000.30 from Reomax, in a 1206. 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 | Reomax |
| Package | 1206 |
| 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 |
|---|---|---|---|---|---|---|---|
| Operating temperature |  | -55 |  | 125 | °C | Operating temperature range; consult temperature rerating curve | 2 |
| Insulation resistance (after opening) |  | 10000 |  |  | Ohm | Greater than 10,000 ohms, after opening | 2 |
| Opening time at 1000% of rated current |  | 0.2 |  | 20 | ms | 250mA~30A, 1000% of amp rating | 1 |
| Opening time at 350% of rated current |  |  |  | 5 | s | 6A~30A, 350% of amp rating | 1 |
| Time at 100% of rated current |  | 4 |  |  | hours | 250mA~30A, 100% of amp rating; printed '4hours, min' | 1 |
| Rated current |  |  | 30 |  | A | Part number R12.000.30 (30A) | 1 |
| Reflow peak temperature (Tp), Pb-free | Tp |  |  | 260 | °C | Pb-free reflow; printed 260+0/-5°C | 2 |
| Solder pot temperature |  |  |  | 260 | °C | Hand-solder parameters, solder pot | 2 |
| Solder dwell time |  |  |  | 10 | s | Hand-solder, solder dwell time | 2 |
| Hand-solder heating time |  | 5 |  |  | s | Hand-solder, solder iron heating time | 2 |
| Solder iron temperature |  |  | 280 |  | °C | Hand-solder, printed 280±5°C | 2 |

## CAD (KiCad official)

- Symbol: `R12.000.30`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `r12-000-30-etched.step` / `r12-000-30-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `r12-000-30.step` / `r12-000-30.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Reomax datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603165929463701504) (4 pp, sha256 `3027701f432c044b`, retrieved 2026-10-20, 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/r12-000-30-datasheet.pdf)