component
LTST-C281KFKT-5A
Public Made by Adomby adom
Lite On LED Indication - Discrete, 0402. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownLTST-C281KFKT-5A
Lite On · LED Indication - Discrete · 0402
LTST-C281KFKT-5A from Lite On, in a 0402. 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.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode (negative) terminal, identified by the green cathode mark on the package; reverse voltage limit is 5 V. |
| 2 | A | passive | Anode (positive) terminal; DC forward current max 30 mA, with a current-limiting resistor in series recommended. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Lite On |
| Package | 0402 |
| 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 | 11.2 | 71 | mcd | IF = 5mA | 5 | |
| Forward Voltage | VF | 1.7 | 2.3 | V | IF = 5mA | 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 | ||||
| Reverse Voltage | 5 | V | 3 | ||||
| Operating Temperature Range | -30 | 85 | °C | 3 | |||
| Storage Temperature Range | -40 | 85 | °C | 3 | |||
| Infrared Soldering Condition | 260 | °C | For 10 Seconds | 3 |
CAD (KiCad official)
- Symbol:
LTST-C281KFKT-5A - Footprint:
LED_SMD:LED_0402_1005Metric - 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files:
ltst-c281kfkt-5a-etched.step/ltst-c281kfkt-5a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ltst-c281kfkt-5a.step/ltst-c281kfkt-5a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Lite On datasheet (12 pp, sha256
01293d585591c178, retrieved 2026-10-17, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).