# F12F0.75

**TLC Electronic** · Disposable Fuses · 1206

F12F0.75 from TLC Electronic, 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 | Fuse terminal 1 (0.50 mm end cap on a 3.20±0.20 x 1.60±0.20 mm body); F12F0.75 is rated 750mA, 72V/63V/32V/24V DC, with 50A@72Vdc, 50A@63Vdc, 150A@32Vdc and 300A@24Vdc breaking capacity. |
| 2 | 2 | passive | Fuse terminal 2 (0.50 mm end cap, interchangeable with terminal 1); typical cold resistance 601 mOhms, typical voltage drop 616 mV, operating temperature -55 to 125℃. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TLC Electronic |
| 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 |
|---|---|---|---|---|---|---|---|
| Rated current |  |  | 750 |  | mA |  | 2 |
| Typical cold resistance |  |  | 601 |  | mOhms | Measured at <10% of rated current, ambient 25℃ | 2 |
| Typical voltage drop |  |  | 616 |  | mV |  | 2 |
| Typical pre-arcing I2t | I2t |  | 0.0057 |  | A2Sec | Measured at 10In current | 2 |
| DC breaking capacity |  | 50 |  |  | A | @72Vdc, DC interrupting rating, measured at rated voltage, time constant <50 microseconds, battery source | 2 |
| Rated voltage (DC) |  |  | 72 |  | V |  | 2 |
| Operating temperature |  | -55 |  | 125 | ℃ | With proper correction factor applied | 6 |
| Infrared reflow temperature |  |  |  | 260 | ℃ | Time 30 seconds maximum | 5 |
| Wave solder reservoir temperature |  |  |  | 260 | ℃ | Time in reservoir 10 seconds maximum | 5 |

## CAD (KiCad official)

- Symbol: `F12F0.75`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `f12f0-75-etched.step` / `f12f0-75-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `f12f0-75.step` / `f12f0-75.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TLC Electronic datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590215051043758080) (6 pp, sha256 `8a185c8e17d2ac68`, retrieved 2026-10-19, 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/f12f0-75-datasheet.pdf)