# CFS12V6T1R50

**TA I Tech** · Disposable Fuses · 1206

CFS12V6T1R50 from TA I Tech, 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 | TA I Tech |
| 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 |
|---|---|---|---|---|---|---|---|
| Resistance tolerance |  | -25 |  | 25 | % |  | 3 |
| Fusing time |  |  |  | 5 | sec | Open within 5 sec at 250% rated current | 3 |
| Body temperature rise |  |  |  | 75 | ℃ | At 100% rated current | 3 |
| Operating temperature |  | -20 |  | 105 | ℃ | With proper derating factor (section 6.2) | 4 |
| Resistance |  |  | 79 |  | mΩ | Measured with less than 10% of rated current | 3 |
| Rated voltage |  |  | 63 |  | V | DC | 3 |
| Breaking capacity |  |  | 50 |  | A | DC 63V | 3 |
| Rated current |  |  | 1.5 |  | A |  | 3 |

## CAD (KiCad official)

- Symbol: `CFS12V6T1R50`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `cfs12v6t1r50-etched.step` / `cfs12v6t1r50-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cfs12v6t1r50.step` / `cfs12v6t1r50.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TA I Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588909298356903936) (20 pp, sha256 `190773cab5b63785`, 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/cfs12v6t1r50-datasheet.pdf)