The SFH 3711 from OSRAM Opto Semiconductors is a high-power infrared (IR) emitter designed for a wide range of applications requiring efficient and reliable IR illumination. It's known for its high radiant intensity and compact design.

Applications:

• Remote control systems
• Security systems (CCTV, surveillance)
• Light barriers
• Gesture recognition systems
• Proximity sensors

Features:

• High radiant intensity
• Narrow beam angle
• Wavelength: 850 nm
• Low forward voltage
• Compact surface-mount package
• Operating temperature range: -40 °C to +85 °C

Benefits:

• Provides strong and focused IR illumination, enabling long-range operation for remote controls and security systems.
• Reduces power consumption while maintaining high performance.
• Easy to integrate into compact designs due to its small footprint.
• Reliable operation in a wide range of environmental conditions.
• Long lifespan contributes to reduced maintenance and replacement costs.

Technical Specifications:

• Package: SMD (Surface Mount Device)
• Wavelength: 850 nm
• Radiant Intensity: Typically 70 mW/sr
• Forward Voltage: Typically 1.5 V
• Forward Current: Typically 100 mA
• Beam Angle: ± 12°

The SFH 3711’s combination of high radiant intensity and a narrow beam angle makes it an excellent choice for applications needing focused and powerful IR emission. Its low forward voltage improves energy efficiency, and the compact package facilitates integration into various electronic devices. The long lifespan and robust design of the SFH 3711 ensure reliable performance and reduce the need for frequent replacements, making it a cost-effective solution for many IR illumination applications.