Dialight 521 Series 5mm IR LEDs & Phototransistors

Introduction

The Dialight 521 Series 5mm IR LEDs and Phototransistors are designed to deliver reliable performance in compact and demanding applications. With their ability to emit infrared light at wavelengths of 940nm and 950nm, these components are ideal for various high-reliability applications, including remote controls and industrial automation.

Part Description

The Dialight 521 Series features high-performance optical sensing and signaling capabilities. These 5mm devices are equipped with water-clear lenses that provide high radiant intensity, making them suitable for non-contact detection. Operating within a temperature range of -25°C to 100°C, these RoHS-compliant and lead-free components ensure consistent performance in challenging environments. The series includes matched phototransistors that enhance wavelength sensitivity, simplifying integration into compact circuit board layouts while maintaining low power consumption.

Applications

• Remote controls and IR data transmission
• Industrial automation and safety sensors
• Proximity and object detection sensors
• Optical encoders and positioning systems
• Medical instrumentation and lab diagnostics
• Security systems and motion detectors

Industries

• Consumer electronics
• Industrial automation
• Medical devices
• Security and surveillance
• Automotive
• Home automation

Usage Ideas

1. Remote Control System: Create a custom remote control for home appliances using the Dialight 521 IR LEDs to transmit signals to a receiver.
2. Industrial Safety Sensor: Develop a non-contact safety sensor for machinery that detects the presence of operators, enhancing workplace safety.
3. Proximity Detection Device: Build a proximity detection system for smart home applications that activates lights or alarms when motion is detected.

Conclusion

The Dialight 521 Series 5mm IR LEDs and Phototransistors are versatile components that excel in various applications, from consumer electronics to industrial automation. Their reliable performance, compact design, and energy efficiency make them an excellent choice for engineers and designers looking to implement infrared technology in their projects.