# KPT-1608SURCK

**Kingbright** · LED Indication - Discrete · 0603

KPT-1608SURCK from Kingbright, in a 0603. 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/kpt-1608surck/render/states.json"}

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode of the Hyper Red LED, shown as pin 2 on the package drawing and diode symbol; reverse voltage max 5 V. |
| 2 | A | passive | Anode of the Hyper Red LED, shown as pin 1 on the package drawing and diode symbol; forward voltage typ. 1.95 V, max 2.5 V at IF=20mA, DC forward current max 30 mA. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Kingbright |
| Package | 0603 |
| 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 |
|---|---|---|---|---|---|---|---|
| Power dissipation |  |  |  | 75 | mW |  | 2 |
| DC Forward Current |  |  |  | 30 | mA |  | 2 |
| Peak Forward Current |  |  |  | 185 | mA | 1/10 Duty Cycle, 0.1ms Pulse Width | 2 |
| Reverse Voltage |  |  |  | 5 | V |  | 2 |
| Operating Temperature |  | -40 |  | 85 | °C |  | 2 |
| Storage Temperature |  | -40 |  | 85 | °C |  | 2 |
| Luminous Intensity | Iv | 120 | 230 |  | mcd | @ 20mA | 2 |
| Forward Voltage | VF |  | 1.95 | 2.5 | V | IF=20mA | 2 |
| Electrostatic Discharge Threshold (HBM) |  |  | 3000 |  | V | HBM | 2 |

## CAD (KiCad official)

- Symbol: `KPT-1608SURCK`
- Footprint: `LED_SMD:LED_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `kpt-1608surck-etched.step` / `kpt-1608surck-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `kpt-1608surck.step` / `kpt-1608surck.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/8590161002122534912) (5 pp, sha256 `6259408f5785259b`, 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/kpt-1608surck-datasheet.pdf)