ADUM2401CRIZ

Common Mode Transient Immunity (Min):	25kV/µs
Base Part Number:	ADUM2401
Supplier Device Package:	16-SOIC-IC
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 105°C
Voltage - Supply:	2.7 V ~ 5.5 V
Rise / Fall Time (Typ):	2.5ns, 2.5ns
Pulse Width Distortion (Max):	2ns
Propagation Delay tpLH / tpHL (Max):	32ns, 32ns
Data Rate:	90Mbps
Series:	iCoupler®
Voltage - Isolation:	5000Vrms
Channel Type:	Unidirectional
Inputs - Side 1/Side 2:	3/1
Number of Channels:	4
Isolated Power:	No
Type:	General Purpose
Technology:	Magnetic Coupling
Part Status:	Active
Packaging:	Tube

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ADUM2401CRIZ Digital Isolator

ADUM2401CRIZ digital isolator can be used to protect the operation of a system by isolating two components from each other. This isolation mechanism reduces the risk of power or data interference between two points, while still allowing for successful data and power communication, in applications such as motors, control systems, diagnostics systems, or any environment where electrical interference can damage or disrupt the operation.

Application Field and Working Principle

The ADUM2401CRIZ digital isolator can be used in a range of application fields, including industrial automation, motor control, diagnostics, and power electronics. The isolator’s working principle is based on the transformer isolation principle, which has been used for many years in industrial application and is accepted as the most reliable form of electrical insulation. With this transformer-based isolation, the two components are completely isolated from each other and interference is reduced, ensuring that data and power communication still occurs.The digital isolator design is unique in that it takes the transformer-based principles and combines it with a high-speed, low-noise CMOS driver. The result is a device that has a low power consumption, low noise, high speed signal transmission, and is capable of both communicating data and power during the same operating cycle.The isolator is constructed with two isolated paths; an input side and an output side. The input side is designed to signal and power an isolated load, while the output side is designed to detect the signal and power of the isolated load and convert it into digital information. This digital isolator is designed to handle a large variety of signal and power levels. It is capable of supporting a maximum of 500 V at 250 mA for signal and 1 A for power. Additionally, it includes a built-in over-voltage protection feature that shuts down the device if the voltage level exceeds the specified maximum.The transmitted data is kept isolated from the source due to the transformer-based principle. This isolation ensures that the transmitted data remains secure and that the source and destination systems remain unaffected by any power noise generated by the external environment.

The Benefits of Digital Isolator

The digital isolator offers many benefits, including improved system efficiency and safety, increased component robustness, improved device reliability, and more.The isolation technique helps to improve system efficiency in industrial applications by reducing or eliminating the need for traditional isolation circuitry that overcomplicates or risks costly repair. By isolating the input path from the output path, the data and power communication can occur faster and with less delay. This increased speed and reliability helps to keep the systems running more efficiently. The isolator also provides increased robustness. This is because the device provides protection from various types of electrical interference like EMC, ESD, over-voltage, and over-current. This added robustness helps to extend the life of the components and ensure that they remain reliable over time.Finally, the digital isolator helps to improve device reliability. By isolating the I/O signals, the risk of data corruption due to electrical interference is reduced or eliminated, making the device more reliable. Additionally, the device can be used to protect other devices from interference, helping to provide a reliable and efficient system. In conclusion, the ADUM2401CRIZ digital isolator is a great choice for applications which require the isolation of two components from each other. It offers many benefits, including improved system efficiency and safety, increased robustness, and improved device reliability.

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