ON Semiconductor H11AA3M Optoisolator

The H11AA3M is a versatile optoisolator device designed by ON Semiconductor, renowned for its high-quality and reliable electronic components. This optoelectronic device efficiently provides electrical isolation between its input and output, making it an essential component for a wide range of applications where signal integrity and isolation are critical.

With a forward current of 60 mA and a collector-emitter voltage of 30 V, the H11AA3M offers optimal performance for most low to medium power applications. It features a dual AC input, which allows for direct connection to alternating current signal sources, enhancing its usability in AC voltage detection and monitoring systems.

The H11AA3M comes in a standard 6-pin DIP package, which is widely accepted in the industry, ensuring ease of integration into various circuit designs. Its compact form factor is suitable for high-density mounting, making it an excellent choice for space-constrained applications.

Key specifications of the H11AA3M include a typical input-to-output isolation voltage of 5300 VRMS, which provides a high degree of protection against high voltage transients and electrical noise. This isolation ensures that the sensitive components on the output side are shielded from potential damage caused by voltage spikes on the input side.

The device exhibits a current transfer ratio (CTR) of 20% minimum at IF = 10 mA, which is sufficient for reliable signal transfer in many applications. Its response time, characterized by a rise time of 4.5 µs and a fall time of 4.5 µs, is suitable for general-purpose switching applications where moderate speed is required.

Overall, the H11AA3M is a robust and reliable choice for designers seeking an optoisolator that provides excellent electrical isolation along with the convenience of AC input compatibility. Whether used in power supply circuits, microprocessor inputs, or digital logic ground isolation, the H11AA3M from ON Semiconductor is an excellent choice for ensuring the integrity and safety of your electronic designs.