The HCNW4503 IC-4503 OPTO DRIVER ST The HCNW4503 by STM is a cutting-edge phototransistor optocoupler designed for reliable and efficient isolation. With an output voltage of 20V and an output current of 8mA, it ensures excellent performance across various systems. This optocoupler features an isolation voltage of 5000Vrms and a forward voltage of 1.68V, making it suitable for demanding applications. Operating in a temperature range of -55°C~+85°C, the HCNW4503 is built to withstand challenging environments. Compliant with NON ROHS standards and packaged in a TUBE format, this optocoupler is the ideal choice for advanced electronic designs.