# JFC1206-0750FS

**Shenzhen JDT Fuse** · Disposable Fuses · 1206

JFC1206-0750FS from Shenzhen JDT Fuse, 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 | First end-cap terminal of the 0.75 A fast-acting 1206 SMD fuse (3.20 x 1.60 mm body), non-polarized and interchangeable with pin 2, recommended land pad 1.52 x 2.03 mm. |
| 2 | 2 | passive | Second end-cap terminal of the 0.75 A fast-acting 1206 SMD fuse, non-polarized and interchangeable with pin 1, recommended land pad 1.52 x 2.03 mm. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen JDT Fuse |
| 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 | In |  | 0.75 |  | A |  | 3 |
| Typical Cold Resistance |  |  | 601 |  | mOhms | Measured at <10% of rated current in ambient temperature of 25°C | 3 |
| Typical Voltage Drop |  |  | 616 |  | mV |  | 3 |
| Typical Pre-Arcing I2t | I2t |  | 0.0057 |  | A2 Sec | Measured at 10In current | 3 |
| Operating temperature |  | -55 |  | 150 | °C |  | 4 |
| Peak package body temperature (TP), Pb-free reflow | TP |  |  | 260 | °C | Infrared reflow, Pb-free solder profile | 4 |
| Reservoir temperature, wave solder |  |  |  | 260 | °C | Wave solder, time in reservoir 10 Secs max | 4 |

## CAD (KiCad official)

- Symbol: `JFC1206-0750FS`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `jfc1206-0750fs-etched.step` / `jfc1206-0750fs-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jfc1206-0750fs.step` / `jfc1206-0750fs.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Shenzhen JDT Fuse datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588899536848347136) (5 pp, sha256 `2d78c30f78df5149`, retrieved 2026-10-16, 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/jfc1206-0750fs-datasheet.pdf)