4N273S

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 - Transistor, Photovoltaic Output are electrical components used to isolate electronic circuits from each other. They are specifically designed to be used between two isolated, non-interacting circuits. 4N273S is a commonly used type of optoisolator. It is a single transistor output with a photovoltaic cell as the input device. This type of optoisolator is widely used in many applications for providing electrical insulation between two circuits.

4N273S optoisolators are typically used in communications applications, such as in modems, in digital networks, and in optical systems. The photovoltaic input device senses light and converts it into an electrical signal. The output transistor is used to transfer the signal to the load. As the light source is isolated, this type of optoisolator provides electrical isolation between the input and output circuitry. This is beneficial in cases where the input and output are at different potentials, or when the output can damage the input circuitry.

In addition, 4N273S optoisolators are used in instrumentation devices such as flow meters, pressure sensors, and level sensors. This type of optoisolator is also used in industrial automation systems where precise control of a process is needed. The optoisolator isolates the input signal from the output signal, ensuring that the input device is not damaged in case of a fault. The level of isolation provided also prevents any interference between the two circuits as the input and output are segregated.

The working principle of a 4N273S optoisolator is quite simple. When a light source is illuminated, the photovoltaic input device converts the light energy into an electrical signal. This signal is then transferred to the output transistor which is used to drive the load. The isolation provided by the optoisolator helps to ensure that the input and output circuits work together in harmony.

In conclusion, 4N273S optoisolators are widely used in many applications for providing electrical isolation between two circuits. They are especially useful in communication systems, instrumentation devices, and industrial automation systems, for providing electrical insulation and ensuring precise control. The photovoltaic input device senses light and converts it into an electrical signal which is then transferred to the output transistor. The level of isolation provided by 4N273S optoisolators ensures that the input and output circuits are isolated from each other and that there is no interference between the two.

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