# 1206L016WR

**Littelfuse** · Resettable Fuses · 1206

1206L016WR 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 | A | passive | PTC resettable fuse terminal - one of two electrically equivalent end-cap pads; I_hold 0.16 A, I_trip 0.37 A, V_max 30 Vdc, I_max 100 A, R_min 1.200 Ω, R_1max 4.500 Ω at 20 °C. |
| 2 | A | passive | PTC resettable fuse terminal - one of two electrically equivalent end-cap pads; I_hold 0.16 A, I_trip 0.37 A, V_max 30 Vdc, I_max 100 A, R_min 1.200 Ω, R_1max 4.500 Ω at 20 °C. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Littelfuse |
| Package | 1206 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `1206L016WR`
- Footprint: `Resistor_SMD:R_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `1206l016wr-etched.step` / `1206l016wr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `1206l016wr.step` / `1206l016wr.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/8588907260643196928) (6 pp, sha256 `e7684db822499dee`, retrieved 2026-10-08, tier: lcsc)
- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/1206l016wr-datasheet.pdf)