# LTST-C170KRKT

**Lite On** · LED Indication - Discrete · 0805

LTST-C170KRKT from Lite On, 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/ltst-c170krkt/render/states.json"}

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode (-) soldering terminal marked on the package drawing; Vf 2.0 V min to 2.4 V typ at IF = 20 mA. |
| 2 | A | passive | Anode (+) soldering terminal; DC forward current max 30 mA, peak 80 mA (1/10 duty, 0.1 ms), reverse voltage max 5 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Lite On |
| 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 | 18 | 54 |  | mcd | IF = 20mA | 5 |
| Forward Voltage | VF |  | 2 | 2.4 | V | IF = 20mA | 5 |
| Reverse Current | IR |  |  | 10 | μA | VR = 5V | 5 |
| Power Dissipation |  |  |  | 75 | mW |  | 3 |
| Peak Forward Current |  |  |  | 80 | mA | 1/10 Duty Cycle, 0.1ms Pulse Width | 3 |
| DC Forward Current |  |  |  | 30 | mA |  | 3 |
| Derating Linear From 50°C |  |  | 0.4 |  | mA/°C | Derating linear from 50°C | 3 |
| Reverse Voltage |  |  |  | 5 | V |  | 3 |
| Operating Temperature Range |  | -55 |  | 85 | °C |  | 3 |
| Storage Temperature Range |  | -55 |  | 85 | °C |  | 3 |
| Wave Soldering Condition |  |  |  | 260 | °C | For 5 seconds | 3 |
| Infrared Soldering Condition |  |  |  | 260 | °C | For 5 seconds | 3 |
| Vapor Phase Soldering Condition |  |  |  | 215 | °C | For 3 minutes | 3 |

## CAD (KiCad official)

- Symbol: `LTST-C170KRKT`
- Footprint: `LED_SMD:LED_0805_2012Metric`
- 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files: `ltst-c170krkt-etched.step` / `ltst-c170krkt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ltst-c170krkt.step` / `ltst-c170krkt.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Lite On datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884690908688384) (12 pp, sha256 `dc3d9e6359fbb621`, retrieved 2026-10-19, 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/ltst-c170krkt-datasheet.pdf)