H11A2S1(TA)

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Optoisolators are components that are designed to transfer electrical signals between two isolated circuits, and prevent the transfer of interference, voltage, and current from one circuit to another. The H11A2S1 is a type of optoisolator known as a transistor, photovoltaic output optoisolator.

Appication

The H11A2S1 is commonly found in home security systems, home automation systems, and lighting control systems. It is used to transfer electrical signals between two isolated circuits. It can also be used to detect the presence of motion and trigger other components.

Working Principle

The heart of the H11A2S1 optoisolator is its photovoltaic cell. This is an LED that is used to convert visible light into electrical signals. When light passes through the LED, it causes the electrons inside to become excited, resulting in an electric current. This electric current is then used to drive the output transistor, which powers other components.

The output of the H11A2S1 is an electric current that can be used to trigger other components. It is often used to detect the presence of motion, or to turn on and off other components. The H11A2S1 optoisolator can operate in temperatures from -40°C to +85°C.

The H11A2S1 optoisolator is a cost-effective and reliable solution for transferring electrical signals between two isolated circuits. It is capable of handling up to 400mA of current and is ideal for both industrial and consumer applications.

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