# XL-1608UVC-04

**XINGLIGHT** · LED Indication - Discrete · 0603

XL-1608UVC-04 from XINGLIGHT, 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/xl-1608uvc-04/render/states.json"}

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode (negative terminal, marked with the negative mark/green mark); reverse voltage max 5 V, reverse current ≤5 µA at VR=5V. |
| 2 | A | passive | Anode (positive terminal); forward voltage 3.0-3.4 V at IF=20 mA, max continuous forward current 80 mA. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | XINGLIGHT |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak wavelength | λp | 390 |  | 405 | nm | IF=20mA | 3 |
| Forward voltage | VF | 3 |  | 3.4 | V | IF=20mA | 3 |
| Reverse current | IR |  |  | 5 | μA | VR=5V | 3 |
| Brightness grade D1 |  | 50 |  | 80 | mcd | IF=20mA | 4 |
| Max power dissipation | PD |  |  | 100 | mW | Ta=25℃ | 3 |
| Max continuous forward current | IF |  |  | 80 | mA | Ta=25℃ | 3 |
| Peak forward current | IFP |  |  | 25 | mA | Pulse width≤0.1ms, Duty≤1/10 | 3 |
| Max reverse voltage | VR |  |  | 5 | V | Ta=25℃ | 3 |
| Antistatic ability (ESD) | ESD |  |  | 2000 | V | Ta=25℃ | 3 |
| Operating temperature range | TOPR | -40 |  | 85 | °C |  | 3 |
| Storage temperature range | TSTR | -40 |  | 85 | °C |  | 3 |
| Lead soldering temperature/time | TSOL |  |  | 260 | °C | ≤6S | 3 |

## CAD (KiCad official)

- Symbol: `XL-1608UVC-04`
- Footprint: `LED_SMD:LED_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `xl-1608uvc-04-etched.step` / `xl-1608uvc-04-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `xl-1608uvc-04.step` / `xl-1608uvc-04.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [XINGLIGHT datasheet](docs/xl-1608uvc-04-datasheet.pdf) (14 pp, sha256 `95125f8d5eaecfe6`, retrieved 2026-10-17, 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/xl-1608uvc-04-datasheet.pdf)