# F1206HI2000V063TM

**AEM** · Disposable Fuses · 1206

F1206HI2000V063TM from AEM, 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 | One end termination (silver with nickel and tin plating, B = 0.51 ± 0.25 mm) of the 2.0 A, 63 VDC fuse, nominal cold DCR 0.090 Ω, interrupting rating 50 A at rated voltage. |
| 2 | 2 | passive | Opposite end termination of the symmetrical fuse body, interchangeable with the other terminal, with no polarity. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | AEM |
| 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 |
|---|---|---|---|---|---|---|---|
| Clearing time at 100% of rated current |  | 4 |  |  | hours | 100% of current rating, 25°C ambient, MIL-PRF-23419; 4 hours minimum | 1 |
| Clearing time at 200% of rated current |  | 1 |  | 60 | s | 200% of current rating, 25°C | 1 |
| Clearing time at 1000% of rated current (1.0 A to 5.0 A ratings) |  | 0.0002 |  | 0.02 | s | 1000% of current rating, 25°C; applies to 2.0 A part | 1 |
| Interrupting rating |  |  |  | 50 | A | At rated voltages | 1 |
| Voltage rating |  |  |  | 63 | VDC | Rated voltage | 1 |
| Operating temperature range |  | -55 |  | 150 | °C | With derating | 1 |
| Soldering heat resistance: DCR change |  |  |  | 10 | % | One dip at 260°C for 60 seconds, MIL-STD-202 Method 210; no mechanical damage | 4 |
| Solderability: minimum coverage |  | 95 |  |  | % | One dip at 245°C for 5 seconds, MIL-STD-202 Method 208 | 4 |
| Thermal shock: DCR change |  |  |  | 10 | % | 100 cycles between -65°C and +125°C, MIL-STD-202 Method 107 | 4 |
| Moisture resistance: DCR change |  |  |  | 15 | % | 10 cycles, MIL-STD-202 Method 106 | 4 |
| Salt spray: DCR change |  |  |  | 10 | % | 48 hour exposure, MIL-STD-202 Method 101 | 4 |
| Mechanical vibration: DCR change |  |  |  | 10 | % | 0.4 in D.A. or 30 G between 5 to 3000 Hz, MIL-STD-202 Method 204 | 4 |
| Mechanical shock: DCR change |  |  |  | 10 | % | 1500 G, 0.5 ms, half-sine shocks, MIL-STD-202 Method 213 | 4 |
| Life: voltage drop change |  |  |  | 20 | % | 80% rated current (75% for <1 A fuses), 2000 hours, ambient 20°C to 30°C; no electrical opens | 4 |
| Current rating |  |  | 2 |  | A |  | 1 |
| Nominal cold DCR |  |  | 0.09 |  | Ω | Measured at ≤10% rated current and 25°C ambient | 1 |
| Nominal I²t |  |  | 0.8 |  | A²s | Melting I²t at 1000% of current rating | 1 |

## CAD (KiCad official)

- Symbol: `F1206HI2000V063TM`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `f1206hi2000v063tm-etched.step` / `f1206hi2000v063tm-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `f1206hi2000v063tm.step` / `f1206hi2000v063tm.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [AEM datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588910754649559041) (7 pp, sha256 `1be9c40c520858a9`, retrieved 2026-10-17, 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/f1206hi2000v063tm-datasheet.pdf)