# NANOASMDC016F-2

**Littelfuse** · Resettable Fuses · 1206

NANOASMDC016F-2 from Littelfuse, 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 | Tin-plated terminal of the nanoASMDC016F PTC resettable fuse, non-polarized and interchangeable with the other terminal, rated 48VDC max with 0.16A hold and 0.45A trip at 25°C. |
| 2 | 2 | passive | Tin-plated terminal of the nanoASMDC016F PTC resettable fuse, non-polarized and interchangeable with the other terminal, rated 48VDC max with 10A short-circuit current. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Littelfuse |
| 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 at 25°C (min/max) | R | 1.1 |  | 5 | Ω | at 25°C; resistance measured 1 hour after reflow | 1 |
| Time to trip |  |  |  | 0.3 | s | at 25°C, 1.0A | 1 |
| Tripped-state power dissipation |  |  |  | 0.5 | W | at 25°C, 48V | 1 |
| Maximum voltage rating |  |  |  | 48 | VDC |  | 1 |
| Maximum short circuit current rating |  |  |  | 10 | A |  | 1 |
| Hold current at 0°C |  |  | 0.18 |  | A | at 0°C, hold | 1 |
| Trip current at 0°C |  |  | 0.7 |  | A | at 0°C, trip | 1 |
| Hold current at 25°C |  |  | 0.16 |  | A | at 25°C, hold | 1 |
| Trip current at 25°C |  |  | 0.45 |  | A | at 25°C, trip | 1 |
| Hold current at 60°C |  |  | 0.12 |  | A | at 60°C, hold | 1 |
| Trip current at 60°C |  |  | 0.28 |  | A | at 60°C, trip | 1 |

## CAD (KiCad official)

- Symbol: `NANOASMDC016F-2`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `nanoasmdc016f-2-etched.step` / `nanoasmdc016f-2-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `nanoasmdc016f-2.step` / `nanoasmdc016f-2.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Littelfuse datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589785336839766016) (2 pp, sha256 `5c97b12080f921e0`, 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/nanoasmdc016f-2-datasheet.pdf)