CNY17F-2S(TA)-V

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Optoisolators - Transistor, Photovoltaic Output

CNY17F-2S(TA)-V is a component which is often used in many types of optocouplers to isolate signals between various circuits. It is a 4-pin monolithic integrated circuit which consists of an infrared light emitting diode (LED), a photosensor, and a high gain Darlington transistor as well as a photo-coupler. This device provides input, output and current sensory functions for microprocessor-based systems to help reduce electromagnetic interference (EMI) caused by high frequency signals and to protect against short circuits.

Application Field

The application field of the CNY17F-2S(TA)-V optocoupler is quite broad. It is used in applications where there is a need to transfer signals between different circuits such as in industrial automation, military, medical and automotive systems. It is also used for electrically isolating digital circuits from each other and providing high speed data transfer between the digital circuit boards.

Working Principle

The working principle of the CNY17F-2S(TA)-V optocoupler is based on the transmission of light from the integrated LED. This light is then received by the photosensor, which in turn produces a resulting output signal. This signal is then amplified by the Darlington transistor which increases the signal strength. The output signal is then transmitted to the digital circuit board, forming a type of an electrical bridge, which allows signals to pass between the two different boards without actually having to be physically connected.

The optocoupler also helps to reduce EMI, which is caused by high frequency signals and can lead to interference and data losses. It also helps to protect against short circuits, which can cause a system to fail. The optocoupler is quite reliable and durable and can help to ensure a system is running smoothly and reliably.

The CNY17F-2S(TA)-V optocoupler is a very useful and versatile component that can be used in a variety of applications. Its simple and reliable design make it an ideal choice for systems that require the transmission of light signals or an electrical bridge between two separate circuits.

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