The PC817 SOP Optocoupler is a versatile and reliable device used to provide electrical isolation between different parts of a circuit. Featuring a compact SOP package, it contains an infrared LED and a phototransistor, allowing it to transmit signals while maintaining electrical separation. With a maximum isolation voltage of 5,000V, the PC817 is ideal for applications in power supplies, signal processing, and communication systems. Its high-speed performance and low power consumption make it suitable for a wide range of electronic designs, ensuring safe and efficient operation in various environments.