The OP805SL is a high-quality NPN Si phototransistor from OPTEK TECHNOLOGY. Designed for excellent performance in various applications, this phototransistor operates in the wavelength range of 650-1000nm. With its 25° field of view, it is capable of capturing a significant area of light. Featuring a low dark current of 100nA, the OP805SL ensures minimal current flow when no light is incident on it, resulting in accurate measurements. Additionally, it offers a high breakdown voltage of 30V, enhancing its durability and reliability.Encased in a TO18 package, the OP805SL comes with a domed lens that aids in efficient light gathering, resulting in improved sensitivity and response. This phototransistor is suitable for use in a wide range of applications, including industrial automation, medical device sensing, and scientific instrumentation.