# KNSML300TC

**KUU** · Resettable Fuses · 1206

KNSML300TC from KUU, 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 | Non-polarized resettable PTC fuse terminal; I-hold 3.00 A and I-trip 6.00 A at 25°C, Vmax 6 Vdc, Imax 50 A. |
| 2 | 2 | passive | Non-polarized resettable PTC fuse terminal; R min 0.003 Ω and R1 max 0.020 Ω at 25°C, time to trip max 5.0 s at 8 A. |

## Key specifications

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

## CAD (KiCad official)

- Symbol: `KNSML300TC`
- Footprint: `Fuse:Fuse_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `knsml300tc-etched.step` / `knsml300tc-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `knsml300tc.step` / `knsml300tc.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [KUU datasheet](docs/knsml300tc-datasheet.pdf) (1 pp, sha256 `ceb22babb4d19e46`, retrieved 2026-10-09, 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/knsml300tc-datasheet.pdf)