The SFH420-P is a high-speed silicon PIN photodiode designed for infrared applications. Manufactured by OSRAM Opto Semiconductors Inc., this photodiode is optimized for high-speed data transmission and control systems utilizing infrared light. It is designed with a specific lens to enhance sensitivity and directionality.

Applications:

• Infrared Remote Control Systems: Commonly used in remote controls for TVs, DVD players, and other consumer electronics.
• Light Barriers: Employed in security systems and industrial automation for detecting interruptions in light beams.
• Optical Data Transmission: Suitable for transmitting data via infrared light in short-range communication systems.
• Proximity Sensors: Used in devices that detect the presence of nearby objects using infrared light.
• Light Curtains: Integral to safety systems in machinery and equipment.

Features:

• High-Speed Response: Fast switching times allow for high-speed data transmission.
• Silicon PIN Photodiode: Offers excellent sensitivity and low noise.
• Optimized Lens: Enhances light collection and directionality.
• Infrared Sensitivity: Optimized for detecting infrared light.
• Wide Operating Temperature Range: Suitable for use in a variety of environments.

Benefits:

• Improved Data Transmission: Enhances the speed and reliability of infrared communication systems.
• Precise Detection: Provides accurate and reliable light detection.
• Easy Integration: Simplifies mounting and connection.
• Enhanced System Performance: Increases the responsiveness and accuracy of light-sensitive circuits.
• Reliable Operation: OSRAM's reputation ensures consistent and dependable performance.

The SFH420-P photodiode is designed to operate with a reverse voltage of approximately 5V. Its peak sensitivity lies in the infrared spectrum, typically around 800-900 nm. The integrated lens focuses incoming light onto the active area of the photodiode, enhancing its sensitivity and directionality. This is particularly beneficial in applications requiring precise alignment or long-range detection. Its fast response time makes it suitable for high-speed data transmission and control applications. Commonly used with IR LEDs in various sensing and communication systems, its PIN structure further minimizes noise, enhancing signal clarity, and allowing for the efficient detection of IR signals even in challenging environments. The SFH420-P finds applications in remote controls, light barriers, and optical communication, leveraging its robust construction to ensure reliable operation in a variety of conditions.