4N25V

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Optoisolators are devices that isolate the electrical components of a system from each other. They are often used in industrial systems, such as control panels, for safety and reliability. The 4N25V is a type of optoisolator with a transistor, photovoltaic output. This article looks at its application field and working principle.

Application Field:

The 4N25V is an optoisolator with a phototransistor output. It is mainly used in control systems to isolate the electrical components from each other. This ensures that the system remains safe and reliable even in the presence of high voltages. It also prevents electrical noise from disrupting the system.

The 4N25V is suitable for use in a wide range of applications, from communication systems to industrial control systems. Its isolation between components ensures that the signal being transmitted is not corrupted by external interference. The 4N25V also has a wide temperature range, from -40°C to +90°C, which makes it suitable for use in harsh environments.

Working Principle:

The 4N25V optoisolator works by using a photoreceptor to convert the electrical signal into light. This light is then detected by the phototransistor, which outputs a current proportional to the intensity of the light. This current is then used to control the electronic components of the system.

The light emitted by the photoreceptor is modulated by the input signal so that the output current is also in proportion to the input. The isolation between the input and output ensures that no electrical interference affects the signal being transmitted.

The 4N25V optoisolator is a useful device for isolating the different electrical components of a system. It is suitable for a variety of applications and has a wide temperature range. Its use of a photoreceptor and phototransistor to modulate the signal ensures that the output is in proportion to the input and that the signal remains isolated from external interference.

The specific data is subject to PDF, and the above content is for reference