The SFH 4557 is a high-power infrared (IR) LED manufactured by OSRAM Opto Semiconductors. It is designed for applications requiring high radiant intensity and a wide beam angle. This device is commonly used in security systems, light curtains, and other applications that require IR illumination or detection over a broad area.

Applications:

• Security systems for perimeter surveillance
• Light curtains for safety automation
• IR illumination for night vision systems
• Gesture recognition systems
• Proximity sensors for object detection
• Smoke detectors

Features:

• High radiant intensity for extended range
• Wide beam angle for broad area coverage
• Low forward voltage for energy-efficient operation
• Small package size for easy integration
• High reliability for long service life
• Operating temperature range up to 85°C
• Spectral bandwidth optimized for IR applications

Benefits:

• Enhanced perimeter security with wide area surveillance
• Improved safety in automated systems with reliable light curtains
• Enhanced night vision capabilities with uniform IR illumination
• Easy integration into compact devices
• Long-term reliability

Additional Details:

The SFH 4557 emits infrared radiation at a specific wavelength suitable for various detection and illumination purposes. Its high radiant intensity ensures effective performance over long distances. The wide beam angle provides broad coverage, making it ideal for applications requiring a wide field of view. The device operates at a low forward voltage, minimizing power consumption and heat generation. Its compact package allows for easy integration into a variety of devices. The SFH 4557 is designed for high reliability and long service life, ensuring consistent performance over time. This IR LED is frequently used in security systems, light curtains, and other applications that require reliable IR illumination or detection. The LED's radiant intensity is usually measured in milliwatts per steradian (mW/sr). The forward current must be limited to the specification from OSRAM to avoid damage or degradation of the LED's performance.