ADUM2401CRWZ-RL

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Digital isolators are electrical components that enable two circuits or systems to communicate while simultaneously isolating the two paths from one another. The ADUM2401CRWZ-RL digital isolator is a low-power, high-speed isolator intended for communication and power-isolation applications.

The ADUM2401CRWZ-RL is a monolithic integrated circuit containing both digital logic and optical isolators, and is specially designed to support applications with highly sensitive analog or digital circuits. The isolator’s integrated optical isolator technology eliminates the need for isolated power supplies, reducing total system cost and the complexity of input/output signal interfacing.

The ADUM2401CRWZ-RL includes various protection features to ensure reliable operation in harsh environments, including inrush current limiting, transient voltage suppression, over-voltage and under-voltage protection, and electrostatic discharge protection. Additionally, the device is RoHS compliant and halogen-free, making it suitable for use in eco-friendly and safety-critical applications.

The ADUM2401CRWZ-RL digital isolator is suitable for a wide range of industrial and consumer applications, including motor control systems, factory automation, power supplies, power quality filtering and monitoring, instrumentation, medical equipment consoles, security systems, renewable energy systems, and more.

The ADUM2401CRWZ-RL digital isolator operates based on pulse transformer technology. The device comprises a driver and receiver circuit, with each side isolated by its respective gap in the transformer. When a logic voltage level from the driver side is applied to the primary winding of the transformer, a pulse is generated in the same signal waveform in the secondary winding, which is isolated from the primary winding by the transformer core. This pulse is then rectified by the receiver side, and converted into a logic voltage level.

Moreover, the isolator includes various built-in signal conditioning features including pulse width modulation for improved noise cancellation, and slew rate limiting for modulated signal suppression. These features allow the isolator to provide high speed data transmission with good noise immunity, while consuming up to 90 percent less than a conventional optocoupler-based isolator.

In summary, the ADUM2401CRWZ-RL is a high-performance, low-power isolated communication interface which is suitable for a wide range of industrial and consumer applications. The device uses pulse transformer technology for isolation, and is equipped with various signal conditioning features such as pulse width modulation and slew rate limiting for improved noise immunity. Additionally, the isolator provides advanced protection features and is RoHS compliant and halogen-free, making it suitable for eco-friendly and safety-critical applications.

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