IS281E

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Optoisolators are devices designed to protect sensitive components from disruption by electrical noise. They are widely used in industrial applications, such as process and factory automation, as well as in medical and automotive systems. The IS281E is a type of optoisolator that is commonly used for applications that require both electrical isolation and emission of light. This article will discuss the application field and working principle of the IS281E.

The IS281E is a 4-pin optoisolator designed for light emission. It consists of an LED and an integrated phototransistor. The LED emits light when a current is passed through it, which is then converted to an electrical signal by the phototransistor. As the electrical signal is isolated from the power source, it can be used safely to trigger the necessary actions in applications requiring electrical isolation and emission of light.

The IS281E is commonly used in industrial automation applications, such as control systems, where it provides electrical isolation of the control system from the power source. It is also used in medical systems, as it is ideal for controlling medical devices which may require light emission in order to operate. In automotive systems, the IS281E is often used for controlling lights and other accessories.

The IS281E optoisolator works by using an LED to produce light, which is then received by a phototransistor. The phototransistor then converts the light signal into an electrical signal. The electrical signal is then isolated from the power source, allowing it to be used for triggering the necessary actions. This makes the IS281E a reliable and efficient optoisolator when it comes to electrical isolation and light emission applications.

The IS281E optoisolator can operate in temperatures ranging from -40°C to +85°C. It has a maximum current rating of 100mA and a maximum voltage rating of 24V. It also has a maximum output current of 20mA and a maximum output voltage of 1.5V. Its low current and voltage ratings make it suitable for applications which require low electrical power and noise reduction.

The IS281E is a high-performance optoisolator that is ideal for applications requiring light emission and electrical isolation. It works by converting light from the LED to an electrical signal, which is then isolated from the power source for safe operation. Its wide range of temperature and current ratings also make it suitable for a variety of industrial, medical, and automotive applications.

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