H11AA4M
6-pin DIP optocouplers with AC input and transistor output for signal isolation
Manufacturer： ['freescale', 'everlight', 'onsemi', 'fairchild', 'rochester']
series introduction
The **H11AA4M Series** is a family of high-performance optocouplers designed to provide reliable electrical isolation and signal transmission in a wide range of applications. These optocouplers feature a gallium arsenide (GaAs) infrared LED paired with a silicon phototransistor, ensuring efficient light coupling and precise signal transfer across an isolation barrier. With a minimum isolation voltage of 5,000 Vrms, the H11AA4M Series is engineered to deliver robust performance in environments where electrical noise, high voltages, or potential ground loop issues are a concern.
One of the key features of the H11AA4M Series is its high current transfer ratio (CTR), which ensures consistent signal amplification and reliable operation across a broad range of input currents. The optocouplers are housed in a compact, industry-standard 6-pin DIP package, making them easy to integrate into existing designs while maintaining a small footprint. Additionally, the series offers a wide operating temperature range of -55°C to +110°C, making it suitable for use in both industrial and automotive applications where extreme conditions are common.
The H11AA4M Series is particularly well-suited for applications requiring electrical isolation, such as power supply feedback circuits, motor control systems, and communication interfaces. Its ability to provide noise immunity and voltage isolation makes it an ideal choice for use in industrial automation, medical equipment, and renewable energy systems. Furthermore, the optocouplers are commonly employed in safety-critical applications, including fault detection and protection circuits, where reliable isolation is paramount.
In summary, the H11AA4M Series combines high isolation voltage, excellent CTR performance, and a rugged design to meet the demands of modern electronic systems. Its versatility and reliability make it a preferred solution for engineers seeking to enhance signal integrity and safety in their designs. Whether used in consumer electronics, automotive systems, or industrial machinery, the H11AA4M Series delivers consistent performance and long-term durability.
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H11AA4M
6-DIP
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