ADUM3400WBRWZ-RL

Common Mode Transient Immunity (Min):	25kV/µs
Base Part Number:	ADUM3400
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply:	3 V ~ 5.5 V
Rise / Fall Time (Typ):	2.5ns, 2.5ns
Pulse Width Distortion (Max):	3.5ns
Propagation Delay tpLH / tpHL (Max):	36ns, 36ns
Data Rate:	10Mbps
Series:	Automotive
Voltage - Isolation:	2500Vrms
Channel Type:	Unidirectional
Inputs - Side 1/Side 2:	4/0
Number of Channels:	4
Isolated Power:	No
Type:	General Purpose
Technology:	Magnetic Coupling
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Digital Isolators

Digital isolators are integrated circuits that provide galvanic isolation between two circuits, breaking the connection between two electrical potentials and forming a barrier protecting devices from each other. This makes digital isolators ideal for applications where there is a danger of electrical shock, or when electrical systems must be kept as isolated as possible so as not to interfere with or damage each other. Isolation barriers can help protect sensitive devices, such as delicate computer electronics, from spikes, over-voltages and surges, as well as provide electrical isolation in medical equipment, public utility, power distribution applications, SCADA systems or any other application where isolation is desirable.The ADUM3400WBRWZ-RL is a digital isolator, designed to protect signal lines between two circuits. It is a four-channel, bidirectional, RS-485/RS-422 digital isolator based on Analog Devices, Inc.’s iCoupler® digital isolation technology. It includes two isolation channels, each with TX+ and TX– lines to achieve differential signal transmission for each of two separate pairs of interfaces. It can operate across a wide input voltage range: from 4.5V to 28V for the transmitter side, and from 4.5V to 25V for the receiver side. In addition, the ADUM3400WBRWZ-RL can provide up to 1000Vrms/2500Vpk isolation, making it suitable for a wide range of digital isolation applications.The ADUM3400WBRWZ-RL is based on an innovative interlocking diode array that not only provides complete and total galvanic isolation between the two input signals, but is also immune to noise and signal interference. This makes it suitable for use in applications, like medical equipment and industrial automation, where complete isolation between parts of the system is a must.The device is also capable of driving up to 2000 VRMS of data, meaning that it can be used in applications involving high voltage signals. It also has a fast turn-on time and can switch from lows to highs in less than 1μs, making it ideal for applications such as automotive, military, and commercial aviation.In terms of safety, the ADUM3400WBRWZ-RL is designed to meet the requirements of the UL61800-5-2 safety standard for hearing aids. This makes it suitable for use in low voltage medical systems. It also provides robust immunity to ESD strikes of up to 4kV human-body model (HBM) and 8kV contact discharge, as per the IEC 61000-4-2 standard.It is also very reliable due to its high isolation rating (up to 1000 VRMS) and its high input–output (I/O) isolation capability. Its overvoltage protection features ensure that it can be safely used in automotive and other energy-sensitive applications.In conclusion, the ADUM3400WBRWZ-RL is an ideal digital isolator for applications such as medical equipment, industrial automation, automotive and military systems, and any other application where isolation and protection are of paramount importance. Its wide voltage range and high isolation rating make it suitable for an array of applications, and its robust immunity to ESD strikes and overvoltage protection features make it reliable and safe in use.

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