# XL-TD2012UBC

**XINGLIGHT** · LED Indication - Discrete · 0805

XL-TD2012UBC from XINGLIGHT, 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/xl-td2012ubc/render/states.json"}

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode (negative terminal) of the blue LED, marked − on the polarity diagram; max continuous forward current 20 mA, max reverse voltage 5 V. |
| 2 | A | passive | Anode (positive terminal) of the blue LED, marked + on the polarity diagram; VF 2.6 to 3.4 V at IF=20mA, peak forward current 80 mA (pulse width ≤0.1ms, duty ≤1/10). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | XINGLIGHT |
| 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 |
|---|---|---|---|---|---|---|---|
| Luminous Intensity | Iv | 500 |  | 1200 | mcd | IF=20mA | 3 |
| Dominant Wave Length | λd | 460 |  | 475 | nm | IF=20mA | 3 |
| Forward Voltage | VF | 2.6 |  | 3.4 | V | IF=20mA | 3 |
| Reverse Current | IR |  |  | 5 | μA | VR=5V | 3 |
| Max Power Dissipation | PD |  |  | 70 | mW |  | 3 |
| Max Continuous Forward Current | IF |  |  | 20 | mA |  | 3 |
| Peak Forward Current | IFP |  |  | 80 | mA | Pulse width≤0.1ms, Duty≤1/10 | 3 |
| Max Reverse Voltage | VR |  |  | 5 | V |  | 3 |
| Antistatic ability | ESD |  |  | 2000 | V |  | 3 |
| Operating Temperature Range | TOPR | -40 |  | 85 | ℃ |  | 3 |
| Storage Temperature Range | TSTR | -40 |  | 85 | ℃ |  | 3 |
| Lead Soldering Temperature/Time | TSOL |  |  | 260 | ℃ | ≤6S | 3 |
| Peak Wave Length | λp |  | 470 |  | nm | IF=20mA | 3 |
| Viewing Angle | 2θ1/2 |  | 30 |  | deg | IF=20mA | 3 |

## CAD (KiCad official)

- Symbol: `XL-TD2012UBC`
- Footprint: `LED_SMD:LED_0805_2012Metric`
- 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files: `xl-td2012ubc-etched.step` / `xl-td2012ubc-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `xl-td2012ubc.step` / `xl-td2012ubc.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [XINGLIGHT datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757825867840274432) (14 pp, sha256 `d7f1e86b55c99137`, retrieved 2026-10-19, 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-td2012ubc-datasheet.pdf)