The FOD817CS from ON Semiconductor is a high-performance optocoupler designed to provide electrical isolation between its input and output. This component is part of the FOD817 series, which is widely recognized for its reliability and efficacy in a variety of applications, ranging from signal transmission between circuits with different voltage levels to protecting sensitive electronic components from voltage spikes and surges.

Key Features

• High Isolation Voltage: The FOD817CS offers an isolation voltage of 5000Vrms, ensuring that the input and output are securely separated, thus preventing electrical noise from transferring between circuits.
• Current Transfer Ratio (CTR): With a CTR range of 50% to 600%, this optocoupler can maintain signal integrity even across varying levels of input current.
• Wide Operating Temperature: It has an operating temperature range of -55°C to +110°C, making it suitable for harsh environments and ensuring reliable performance under extreme conditions.
• Lead-Free and RoHS Compliant: The FOD817CS is designed to meet environmental standards, being both lead-free and compliant with the Restriction of Hazardous Substances (RoHS) directive.
• Compact 4-Pin DIP Package: The device comes in a small 4-pin DIP (Dual In-line Package) configuration that is easy to integrate into various circuit designs.

Applications

The versatility of the FOD817CS allows it to be used in a range of applications including:

• Microprocessor system interfaces
• Power supply regulation and monitoring
• Signal transmission between different voltage circuits
• DC-DC converter circuits
• Telecommunication equipment
• Industrial controls

Technical Specifications

The FOD817CS has a forward current of 60mA and a maximum reverse voltage of 6V. Additionally, the output collector-emitter voltage is 70V, and the collector current is rated at 50mA. These specifications ensure that the device can handle standard signal levels for a wide range of electronic applications.

With its robust design and high-performance capabilities, the ON Semiconductor FOD817CS optocoupler is an excellent choice for designers looking to enhance the safety and efficiency of their electronic systems.