20PCS 4N25 Optocoupler IC DIP-6 – High Isolation Phototransistor Optoisolator – Signal Isolation for Microcontroller Interface, Embedded Systems & Electronics Projects
Includes 20pcs 4N25 optocoupler ICs in DIP-6 package, providing a reliable supply for PCB assembly, prototyping, component replacement, repair work, and electronics development projects.
Built with infrared LED input and phototransistor output structure, ensuring stable signal transmission while providing complete electrical isolation between input and output circuits.
High isolation voltage effectively separates high and low voltage circuits, protecting sensitive components from electrical noise, voltage spikes, and signal interference.
Industry-standard DIP-6 through-hole design allows easy mounting on breadboards, prototype boards, and PCBs. Ideal for rapid circuit development, testing, and debugging.
Ideal for signal transmission, switching circuits, microcontroller interfacing, power supply isolation, industrial control systems, STEM education, laboratory experiments, and DIY electronics projects.
Description
The 4N25 optocoupler is a reliable and widely used general-purpose optoisolator designed for signal transmission with electrical isolation. This package includes 20 pieces of 4N25 ICs in a DIP-6 through-hole package, making them suitable for engineers, technicians, and DIY electronics enthusiasts. The 4N25 consists of an internal infrared LED optically coupled to a phototransistor, allowing signals to pass between circuits while maintaining complete electrical isolation. This makes it an essential component for protecting low-voltage control circuits from high-voltage signals, electrical noise, and interference. With its high isolation capability, the 4N25 is commonly used in applications such as signal transmission, switching circuits, power supply feedback, microcontroller interfacing, and industrial automation systems. It ensures stable operation and improves system reliability in complex electronic environments. The DIP-6 package provides easy installation and secure mounting on printed circuit boards. It is also compatible with breadboards, making it ideal for prototyping, testing, and educational use. The robust design ensures long-term durability and consistent performance.
