The SFH4441 is a high-power infrared (IR) emitter diode manufactured by OSRAM Opto Semiconductors. It is designed for applications requiring high radiant intensity and efficiency. This device emits infrared light at a wavelength of 870 nm, making it suitable for a wide range of applications, including remote control systems, light barriers, and security systems.

Applications

• Remote Control Systems: Used in remote controls for TVs, DVD players, and other electronic devices.
• Light Barriers: Implemented in security systems and industrial automation to detect objects or people.
• Smoke Detectors: Utilized in optical smoke detectors to sense smoke particles.
• Proximity Sensors: Incorporated in proximity sensors for smartphones and other devices.
• Infrared Illumination: Provides IR illumination for night vision systems and surveillance cameras.

Features

• High Radiant Intensity: Delivers a high radiant intensity, enabling long-range operation.
• Wavelength: Emits infrared light at a wavelength of 870 nm.
• Narrow Emission Angle: Provides a focused beam of IR light.
• High Efficiency: Converts electrical energy into infrared light efficiently.
• Fast Switching Time: Offers fast switching times for high-speed data transmission.
• Compact Package: Available in a small, surface-mount package.
• RoHS Compliant: Complies with RoHS environmental standards.

Benefits

• Long Operating Range: High radiant intensity allows for operation over long distances.
• Reliable Performance: Designed for long-term reliability and stable performance.
• Energy Efficiency: High efficiency reduces power consumption.
• Easy Integration: Compact package simplifies integration into various applications.
• Versatile Use: Suitable for a wide range of infrared applications.

Additional Details

The SFH4441 typically operates at a forward voltage of around 1.5V and a forward current of up to 100 mA. The radiant intensity is typically measured in milliwatts per steradian (mW/sr). It features a plastic molded package with a clear lens. The emission angle is typically around ±10 degrees. The operating temperature range is typically from -40°C to +85°C. It is important to consult the datasheet for detailed specifications and application guidelines. The SFH4441 is a reliable and efficient infrared emitter suitable for a wide range of applications requiring high-intensity IR light.