FOD050LR2 Isolators

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Optoisolators are electronic components that use light to enable signals to be transmitted with electrical isolation between the input and the output. FOD050LR2 is a type of optoisolator, designed specifically to transfer digital signals. It is designed with a photoconductive cell that senses light level, and provides electrical isolation between the input and the output. The device couples light from an LED to form a digital signal, and is suitable for both low level and high level signals.

The FOD050LR2 optoisolator is designed for use in various application fields such as consumer electronics, communications equipment, industrial controllers, and factory automation. Its primary application is to provide passive electrical isolation of logic and digital signals. It not only ensures the flexibility of mounting, but also offers additional protection against voltage transients and unwanted device interactions. As an optoisolator, it provides isolation between inputs and loads up to a maximum isolation voltage of 500V. In addition, it is suitable for low EMI systems, reflective loads, and microcontroller applications.

The basic operating principle of the FOD050LR2 optoisolator is that it utilizes an LED and a photoconductive cell to form a functioning module, allowing light to conduct a digital signal. This type of optoisolator is designed to generate a single output signal when illuminated by a voltage applied to the LED. It produces a voltage with a digital output, which is then used in detecting logic levels for input circuits. The construction of the device includes the LED/photoconductive cell combination, as well as a resistor and a current limit. In addition, the device is also built with an audio filter, which serves as a suppression element for unwanted noises.

The FOD050LR2 optoisolator is designed to sense the presence of light, and to produce a digital output. It features an LED/photoconductive cell combination, which provides both sensitivity and electrical isolation. The photoconductive cell responds to light by changing its resistance, and thus allowing a voltage to be transferred through the optoisolator. Furthermore, the device also has a built-in limiting resistor to provide current limiting and an audio freewheeling for unwanted crosstalk. Additionally, it includes a diode range switching feature, allowing it to be used in a wider range of applications.

The FOD050LR2 optoisolator is an ideal component for providing electrical isolation, noise reduction, and surge protection in applications requiring digital signals to be transferred with electrical isolation. It is designed to provide the highest level of isolation, accuracy, and reliability. The device features excellent noise immunity, and excellent performance in EMI/RFI noise rejection. The device has an operating voltage range of 4.5V to 5.5V and a maximum isolation voltage of 500V for high voltage transient protection. Furthermore, it has a response time of less than 5ns, and requires very low power for operation. The device is designed to operate in a wide range of environments and temperatures, making it suitable for a variety of applications.

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