Vishay Visible Light Photodiode, Through Hole TO-5 Package, 65 ° Angle of Half Sensitivity BPW21R

Vishay BPW21R is a visible light photodiode housed in a hermetically sealed through hole TO-5 metal can package with a flat glass lens. The device offers precise detection of visible spectrum light with peak sensitivity at 565 nm and covers wavelengths from 420 nm to 675 nm. Its 65 ° angle of half sensitivity ensures a focused reception cone, making it ideal for photometric and optical sensing applications.

Designed for high-precision linear applications, this photodiode exhibits very low dark current (2 nA) and high photo sensitivity, ensuring accurate light measurements even in low-light conditions. Typical electrical characteristics include a short circuit current of 50 μA and an open circuit voltage of 350 mV, supporting a wide dynamic range.

The device features fast response times with typical rise and fall times of 80 ns, suitable for high-speed sensing. Its compact dimensions of 9.1 mm length and width, 3.1 mm height, and 5 mm diameter allow easy integration into electronic circuits. The radiant sensitive area covers 7.5 mm², contributing to efficient light capture.

This Vishay Photodiode is not amplified and supports forward polarity operation. It is compliant with RoHS standards, ensuring eco-friendly manufacturing. Operating temperature ranges from -40°C to 100°C, making it suitable for both industrial and commercial lighting measurement applications.

The TO-5 package with a flat glass lens provides robust mechanical protection and optimal optical clarity. Low dark current characteristics enable precise photometric measurements. Typical electrical parameters support a broad range of signal processing implementations.

Wide operating temperature and voltage ranges ensure reliable performance in diverse environments. High photo sensitivity guarantees accurate detection in measurement instruments.

Applications include industrial light sensors, cameras, photometers, color analyzers, exposure meters, and other medical or industrial measuring and control systems. This device is suitable for laboratory, manufacturing, and quality control environments where accurate visible light detection is required.

Explore further Vishay components on EnvMart for comprehensive solutions in electronics and optoelectronic applications.