# APTD2012LCGCK

**Kingbright** · LED Indication - Discrete · 0805

APTD2012LCGCK from Kingbright, in a 0805. 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/aptd2012lcgck/render/states.json"}

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | C | passive | Cathode terminal on the polarity-marked end of the 2.0 x 1.25 mm package, with recommended solder pad 0.8 x 1.1 mm. |
| 2 | A | passive | Anode terminal of the green AlGaInP LED, rated for DC forward current up to 30 mA and reverse voltage up to 5 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Kingbright |
| Package | 0805 |
| Category | Optoelectronics |
| 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 |
|---|---|---|---|---|---|---|---|
| Forward Voltage | VF | 1.5 | 1.9 | 2.1 | V | IF = 2mA | 2 |
| Reverse Current | IR |  |  | 10 | µA | VR = 5V | 2 |
| Luminous Intensity (selection guide, Green, water clear) | Iv | 20 | 40 |  | mcd | IF = 2mA | 1 |
| Luminous intensity / luminous flux tolerance | Iv | -15 |  | 15 | % | Printed as +/-15% in note 2 | 1 |
| Forward voltage tolerance | VF | -0.1 |  | 0.1 | V | Printed as ±0.1V in note 2 of electrical/optical table | 2 |
| Dominant wavelength tolerance | λdom | -1 |  | 1 | nm | Printed as ±1nm (setup value of sorting machine) | 2 |
| Power Dissipation | PD |  |  | 75 | mW |  | 2 |
| Reverse Voltage | VR |  |  | 5 | V |  | 2 |
| DC Forward Current | IF |  |  | 30 | mA |  | 2 |
| Peak Forward Current | IFM |  |  | 150 | mA | 1/10 Duty Cycle, 0.1ms Pulse Width | 2 |
| Junction Temperature | Tj |  |  | 115 | °C |  | 2 |
| Operating Temperature | Top | -40 |  | 85 | °C |  | 2 |
| Storage Temperature | Tstg | -40 |  | 85 | °C |  | 2 |
| Electrostatic Discharge Threshold (HBM) |  |  |  | 3000 | V | HBM | 2 |
| Thermal Resistance (Junction / Ambient) | Rth JA |  |  | 650 | °C/W | Mounted on PC board FR4 (pad size ≥ 16 mm2 per pad) | 2 |
| Thermal Resistance (Junction / Solder point) | Rth JS |  |  | 520 | °C/W | Mounted on PC board FR4 (pad size ≥ 16 mm2 per pad) | 2 |

## CAD (KiCad official)

- Symbol: `APTD2012LCGCK`
- Footprint: `LED_SMD:LED_0805_2012Metric`
- 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files: `aptd2012lcgck-etched.step` / `aptd2012lcgck-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `aptd2012lcgck.step` / `aptd2012lcgck.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Kingbright datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589839233491247104) (4 pp, sha256 `f5663b7790e6f845`, retrieved 2026-10-21, 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/aptd2012lcgck-datasheet.pdf)