# NCD0402R1

**Foshan NationStar Optoelectronics** · LED Indication - Discrete · 0402

NCD0402R1 from Foshan NationStar Optoelectronics, in a 0402. 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.


::adom-states{src="/adom/ncd0402r1/render/states.json"}

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode (negative terminal, marked by the cathode mark on the package); reverse voltage VR max 5 V, forward current IF max 25 mA. |
| 2 | A | passive | Anode (positive terminal); forward voltage VF 1.8 V typ (1.5 to 2.6 V) at IF=5 mA, pulse forward current IFP max 50 mA. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Foshan NationStar Optoelectronics |
| Package | 0402 |
| Category | Optoelectronics |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `NCD0402R1`
- Footprint: `LED_SMD:LED_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [Foshan NationStar Optoelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757972733898698752) (2 pp, sha256 `4b33f70b950e857e`, retrieved 2026-10-08, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **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/ncd0402r1-datasheet.pdf)