CNY17F-1S(TB)

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Optoisolators are useful components that provide an isolated electrical connection between two electrical circuits, allowing electrical signals to pass between them without having direct conductive contact. The CNY17F-1S(TB) photovoltaic output transistor optoisolator is a general purpose component used to extend the range of electrical isolation between two circuits. This optoisolator is designed to transfer electrical signals from a line-powered circuit to a low-voltage logic circuit in the reverse direction, meaning that electrical signals can pass from the logic circuit to the line-powered circuit with isolation. Below, we will explore the application field and working principle of the CNY17F-1S(TB).

The CNY17F-1S(TB) is capable of providing electrical isolation of up to 2kVrms. It is an ideal component for simple signal transfer applications and logic drive circuits in which the logic signals are amplified to drive high load devices. This optoisolator is suitable for most low-voltage logic control circuits such as those used in microcontrollers and integrated circuits, and is compatible with most logic families. It is designed to provide a low-power input, allowing it to be used in battery-operated or low-power applications without the need for an external power supply. Additionally, its small size makes it suitable for applications where space is limited.

In general, the CNY17F-1S(TB) works by transferring electrical signals from a high-powered line signal to a low-voltage logic signal. It achieves this transfer with the aid of a phototransistor placed on the PCB. The phototransistor is triggered by a light signal from an infrared LED, which in turn is triggered by the high-power line signal. When the LED is triggered, it emits light that is detected by the phototransistor, which amplifies the signal and sends the amplified signal out as a low-voltage logic signal.

The CNY17F-1S(TB) is an excellent choice for low-voltage logic control circuits, providing a reliable and cost-effective solution for signal isolation. Its simple design is versatile enough to be used in a variety of applications and its small size makes it suitable for circuits with limited space. Additionally, its low power consumption and high-voltage isolation make it ideal for battery-operated or low-power applications. This optoisolator provides an excellent solution for those seeking to transfer electrical signals from one system to another.

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