ADUM2401ARWZ

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Digital isolators are an important tool used for facilitating communication between electrical circuits while providing a layer of electrical isolating to prevent any electrical contact between circuits. The ADUM2401ARWZ is a monolithic differential isolator that is used in a variety of applications.

The ADUM2401ARWZ is a capacitive isolator that relies on capacitive coupling between the input and output circuits. It is designed to transfer digital signals between two isolated domains, with up to a nominal 4 KV isolation voltage. The device is based on ADI\'s proprietary iCOUPLER technology, which is designed to have low power consumption and low allow for higher frequency noise rejection. This makes it suitable for applications that demand high performance at a low cost.

Application Field

The ADUM2401ARWZ can be used for a variety of applications, such as cable obstruction prevention, level shifting, Pulse width modulation (PWM) signals, signal conditioning, and isolation of communications links. These applications are possible due to the device\'s high-speed digital input and output signals, as well as its low-noise levels. In terms of analog applications, the device can be used to transfer signals with low-noise performance and wide dynamic range.

Working Principle

The ADUM2401ARWZ operates on a simple principle. The device consists of two isolated capacitive coupling elements, referred to as digital-isolator elements, each of which is connected between an input and an output port. A signal on the input is passed through the capacitive coupling element, which reduces the signal\'s amplitude but maintains the signal\'s digital shape. This process creates an isolated signal that is proportional to the original digital signal.

The device is then able to transfer the isolated signal through its output port, with up to 4KV of electrical isolation. Its low-power consumption and high noise rejection rate also help to make it a suitable choice for applications such as signal conditioners, level shifters, and communication links.

Conclusion

The ADUM2401ARWZ is an effective solution for providing high-performance digital isolating in a variety of applications. Its low power consumption, coupled with good noise rejection, make it suitable for many analog and digital applications. The device\'s simple capacitive coupler design also helps to ensure effective isolation of signals, making it an ideal choice for harsh operating environments.

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