ON Semiconductor FOD817A3S Optocoupler

The FOD817A3S is a high-quality optocoupler device from ON Semiconductor, designed to provide efficient electrical isolation between its input and output. This component is a crucial element in many electronic applications, particularly where signal isolation is necessary for safety and performance reasons.

Key Features

• High Isolation Voltage: The device offers an impressive isolation voltage of 5000Vrms, ensuring that the signal and power domains are kept separate to protect sensitive electronics.
• Current Transfer Ratio (CTR): With a CTR range of 50% to 600% at an input current of 5mA, the FOD817A3S provides reliable performance in various conditions.
• Package: This optocoupler comes in a compact 4-pin Small Outline (SO) package, which is suitable for high-density mounting and saves valuable board space.
• Lead-Free and RoHS Compliant: The device adheres to environmental standards, avoiding the use of hazardous substances and making it suitable for eco-friendly applications.
• Underwriters Laboratories (UL) Approved: The FOD817A3S has been tested and approved by UL, ensuring it meets stringent safety criteria.

Applications

The FOD817A3S is versatile and can be used in a variety of applications, including:

• Microprocessor system interfaces
• Signal transmission between systems of different potentials and impedances
• Power supply regulators
• DC-DC converters
• Telecommunications equipment
• Computer peripheral interfaces

Reliability and Performance

ON Semiconductor's FOD817A3S is designed for reliability, with a guaranteed performance over a temperature range of -40°C to +100°C. This ensures that the device can be used in a wide array of environmental conditions without compromising its functionality or integrity.

Whether you're designing a new system or upgrading an existing one, the FOD817A3S offers the isolation, compactness, and reliability that engineers need to create safe and efficient electronic solutions.