Infrared LED Diode (Transmitter)

Overview

Illuminate your projects with the MOKWN Infrared LED Diode (Transmitter), a compact 3mm component engineered for reliable performance. Emitting infrared light at a precise 939nm wavelength, this LED is the perfect choice for sensor systems, remote controls, and optical communication projects. Its focused beam ensures efficient signal transmission, making it an essential tool for hobbyists, students, and engineers alike.

Key Features

• High-Efficiency Emission: Delivers a strong, consistent infrared signal at 939nm, optimized for a variety of applications.
• Compact 3mm Package: Easy to integrate into PCBs and breadboards, perfect for tight spaces and rapid prototyping.
• Wide Viewing Angle: 60-degree beam spread ensures broad coverage, ideal for proximity sensors and detection systems.
• Durable Construction: Built to withstand repeated use, ensuring long-term reliability in your projects.

Technical Specifications

• Shape: Round
• Viewing Angle: 60°
• Emitting Color: Red (Infrared)
• Wavelength (NM): 939

Applications & Use Cases

• Remote Controls: Ideal for TV, AC, and other IR remote control systems.
• Proximity Sensors: Perfect for obstacle detection and distance measurement in robotics.
• Optical Encoders: Used in position and speed sensing applications.
• Security Systems: Enhance IR-based security and surveillance setups.
• DIY Projects: Great for educational kits and maker experiments.

What's Included

• 1x Infrared LED Diode (Transmitter) – 3mm

Compatibility

Compatible with standard breadboards, PCBs, and microcontrollers like Arduino, Raspberry Pi, and ESP32. Works seamlessly with IR receivers such as the TSOP38238 or similar modules.

MOKWN Recommendation

For optimal performance, pair this IR transmitter with a matching IR receiver (e.g., TSOP38238) and a current-limiting resistor (typically 100-220Ω) to prevent overcurrent. Whether you're a student learning electronics or a professional developing advanced systems, this IR LED is a reliable choice for your next project.