The FOD817C300W is a high-quality optocoupler device from ON Semiconductor, designed to provide electrical isolation between its input and output with a high isolation voltage of 5000 Vrms. This device is part of the FOD817 series, which is renowned for its reliability and performance in a wide range of applications.

This optocoupler features a phototransistor optically coupled to an AlGaAs infrared emitting diode, which ensures a low current transfer ratio of 300% minimum at IF=5mA, VCE=5V. The FOD817C300W is housed in a compact 4-pin DIP package, making it suitable for through-hole mounting, and it is also available in a surface-mountable SOP-4 package.

With its high current transfer ratio, the FOD817C300W is particularly well-suited for low input current applications. It is commonly used in microprocessor system interfaces, signal transmission between systems of different potentials and impedances, and in power supply regulation and control systems.

The device is capable of operating within a wide temperature range of -55°C to +110°C, making it reliable in extreme conditions. It also features a lead-free terminal construction and is compliant with RoHS directives, ensuring it meets current environmental standards for electronic components.

Key features of the FOD817C300W include:

• High isolation voltage between input and output (Viso=5000 Vrms)
• Minimum current transfer ratio of 300% at IF=5mA, VCE=5V
• Operational temperature range from -55°C to +110°C
• Lead-free terminals and RoHS compliance for environmental sustainability
• Available in both through-hole DIP-4 and surface-mount SOP-4 packages

Whether it's for industrial control systems, power supply management, or interfacing between different voltage and current domains, the FOD817C300W from ON Semiconductor is a reliable choice that ensures both performance and safety in your electronic designs.