ON Semiconductor H11F3S Photodarlington Optocoupler

The H11F3S is a high-performance photodarlington optocoupler from ON Semiconductor, designed to provide electrical isolation between input and output with high current transfer ratio (CTR). This device is ideal for applications requiring efficient signal transmission and isolation in a compact package. The H11F3S is housed in a standard 6-pin DIP package, making it compatible with a wide range of PCB layouts.

Key Features

• High Isolation Voltage: The H11F3S offers an isolation voltage of 5300V peak, providing excellent protection against high voltage spikes and transients.
• High Current Transfer Ratio (CTR): With a CTR of 500% typical at an input current of 1mA, this optocoupler ensures a strong signal transfer from input to output.
• Photodarlington Output: The photodarlington transistor provides a high level of gain, making it suitable for low input current applications while still driving a significant output current.
• Industry Standard Package: The 6-pin DIP package is widely accepted in the industry, ensuring easy integration into existing designs and compatibility with various PCB manufacturing processes.
• Wide Operating Temperature Range: The H11F3S can operate over a temperature range of -55°C to +100°C, suitable for harsh environments.

Applications

• Microprocessor system interfaces
• Signal transmission between systems of different potentials and impedances
• Power supply regulators
• Telecommunications equipment
• Motor controls

The H11F3S is a reliable choice for designers who require a robust optocoupler capable of providing both signal isolation and amplification. Its high CTR and isolation voltage make it an excellent choice for a variety of applications, including those in industrial and telecommunications settings. ON Semiconductor's commitment to quality ensures that the H11F3S optocoupler delivers consistent performance and durability, making it a trusted component in any electronic system design.