The H11AA814AS is a high-performance optoisolator device from ON Semiconductor, designed to provide effective electrical isolation between input and output with its integrated optocoupler technology. This product is specifically engineered to cater to applications requiring AC input signal detection due to its dual LEDs, which can be connected in reverse parallel configuration to sense AC signals.

Key Features

• Optical Isolation: The H11AA814AS offers a typical optical isolation voltage of 5300 Vrms, ensuring the protection of sensitive electronics from high voltage transients and electrical noise.
• AC Input Response: With its dual LED design, it is capable of detecting AC input signals, making it suitable for AC mains detection and other applications that require synchronization to the AC power line.
• High Collector-Emitter Voltage: The device supports a collector-emitter voltage of up to 300V, providing a wide operating range for various industrial applications.
• Current Transfer Ratio (CTR): It features a favorable current transfer ratio, which ensures reliable signal transmission from input to output.
• Compact 4-Pin DIP Package: The H11AA814AS comes in a standard 4-pin DIP (Dual In-line Package) that is easy to handle and integrate into PCB designs.

Applications

The ON Semiconductor H11AA814AS optoisolator is suitable for a wide range of applications, including:

• AC mains detection
• Signal synchronization to AC power line
• Industrial controls
• Microprocessor system interfaces
• Power supply regulators
• Telecommunication equipment

Reliability and Safety

Ensuring reliability and safety in critical applications, the H11AA814AS is compliant with the UL1577 and CSA Component Acceptance Service No. 5A standards. Its robust construction and ON Semiconductor's commitment to quality make it a trusted choice for electrical isolation needs in a variety of electronic systems.