AD261BND-3

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Digital isolators are often used in the field of electronics to provide an interface between two circuits that are electrically isolated. The AD261BND-3 is an example of such a device. This device is a single-channel, optically isolated digital isolator, meaning that it contains an optical isolator between two electrical circuits to provide electrical isolation. The device is intended for applications that require safe and reliable transmission of signals from one circuit to another.

Application Field of AD261BND-3

The AD261BND-3 is designed for industrial and automotive applications requiring electrical isolation. The device is designed to provide a cost effective solution for data transmission through electrically noisy environments. This isolator is also suitable for applications such as overcurrent measurement, motor control, digital logic, and power conditioning applications in industrial and automotive markets.

Working Principle of AD261BND-3

The AD261BND-3 is an optically isolated digital isolator that works by utilizing an optical isolator between two electrical circuits. The optical isolator is a device that allows for the transmission of data across an electrical isolation boundary without actual current flow, thus achieving electrical isolation. The optical isolator consists of a light source, such as a light emitting diode (LED) and an optically coupled receiver. This isolator uses light to transmit the signal from one side to the other. The LED in the optical isolator emits a light when triggered by a high input voltage and the optically coupled receiver absorbs the light and triggers the output circuit. At the same time, any coupling noise is optically blocked from one side to another and maintained at a safe level.

The AD261BND-3 utilizes a high speed transmission with a nominal transfer rate of 600 Mbps. It features a low current consumption, allowing for low power consumption of the device. The device also features a high insulation resistance of 10 GΩ, meaning it can provide reliable electrical isolation even when subjected to strong magnetic fields. The device is capable of operating in a wide range of temperatures ranging from -25°C to +85°C. This isolator is also designed to be extremely reliable and robust, with a minimum of 500 million operations guaranteed.

The AD261BND-3 is designed to be a high performance, reliable and cost effective solution for applications requiring electrical isolation. The device is suitable for a wide range of applications, from overcurrent measurement to motor control applications. The device is also designed to provide reliable electrical isolation even in extreme environments, ensuring a safe and reliable transmission of signals from one circuit to another.

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