pc817 datasheet

The PC817 is a widely used optoisolator device designed to transfer electrical signals between two isolated circuits while providing protection from electrical noise and high voltage differences. With a compact and versatile design, this product is suitable for a variety of applications in industries such as telecommunications, industrial automation, and consumer electronics. Featuring a GaAs infrared emitting diode coupled with a silicon phototransistor, the PC817 offers high speed and reliable signal transmission. With a forward current transfer ratio (CTR) ranging from 50% to 600%, this optocoupler ensures efficient electrical isolation and accurate signal reproduction. The PC817 is available in various package options, including DIP-4, SMD-4, and SDIP-4, offering flexibility for different assembly requirements. This product has a wide operating temperature range from -55°C to +110°C, enabling reliable performance in various environments. With its excellent electrical performance, compact design, and wide temperature range, the PC817 is the ideal choice for applications that require reliable signal transfer and electrical isolation.