The FOD819S is a robust optocoupler device from ON Semiconductor, renowned for its high isolation voltage and operational efficiency. This optoelectronic component is designed to provide signal transmission between two isolated circuits by utilizing light waves, ensuring that electrical noise does not disrupt the integrity of the signal.

Key Features

• High Isolation Voltage: The FOD819S features a high isolation voltage of 5000Vrms, making it an excellent choice for applications requiring stringent electrical isolation between the input and output.
• Current Transfer Ratio (CTR): With a CTR range from 50% to 600%, this optocoupler ensures reliable signal transmission and amplification.
• Temperature Range: The device operates over an industrial temperature range from -55°C to +110°C, making it suitable for harsh environments.
• Lead-Free and RoHS Compliant: ON Semiconductor is committed to environmental sustainability, and the FOD819S complies with RoHS directives, making it lead-free and safe for use in various applications.
• Package: The FOD819S comes in a compact 4-pin Small Outline package, which is ideal for reducing PCB space and is suitable for high-density mounting.

Applications

The FOD819S is versatile and can be used in a variety of applications, such as:

• Microprocessor system interfaces
• Signal transmission between circuits of different potentials and impedances
• Power supply regulators
• DC/DC converters
• AC/DC input modules

Reliability

ON Semiconductor is known for its commitment to quality and reliability. The FOD819S optocoupler is no exception, and it is built to meet high standards, ensuring stable performance and a long operational lifespan.

With its combination of high isolation, wide temperature range, and compliance with environmental standards, the FOD819S from ON Semiconductor is an excellent choice for designers looking for a reliable optocoupler solution.