The SFH4503 from OSRAM Opto Semiconductors is a high-speed GaAlAs infrared (IR) emitter with a wavelength of 880 nm. It is designed for applications requiring fast switching times and high radiant intensity. This device comes in a molded plastic package and is well-suited for various sensing and communication systems.

Applications

• Infrared remote control systems
• Light barriers
• Photointerrupters
• Optical switches
• Data transmission

Features

• High radiant intensity
• Low forward voltage
• Fast switching times
• 880 nm wavelength
• Molded plastic package
• High reliability

Benefits

• Enables reliable and efficient infrared data transmission.
• Provides high sensitivity in detection applications.
• Offers a compact and robust design for diverse environments.
• Facilitates quick response times in control and switching circuits.
• Reduces power consumption due to its low forward voltage.

The SFH4503's key specifications include a forward voltage of typically 1.3 V, a radiant intensity of typically 40 mW/sr at 100mA, and a narrow viewing angle of ±12°. Its fast switching times allow for high data rates in communication applications. The device is designed to operate within a wide temperature range, ensuring consistent performance in various operating conditions. The robust package provides excellent protection against environmental factors, contributing to its long operational life and reliability. The 880nm wavelength makes it suitable for various receiver diodes and phototransistors.