ADUM1240ARSZ-RL7

Common Mode Transient Immunity (Min):	25kV/µs
Base Part Number:	ADUM1240
Supplier Device Package:	20-SSOP
Package / Case:	20-SSOP (0.209", 5.30mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply:	2.25 V ~ 3.6 V
Rise / Fall Time (Typ):	2ns, 2ns
Pulse Width Distortion (Max):	8ns
Propagation Delay tpLH / tpHL (Max):	180ns, 180ns
Data Rate:	2Mbps
Series:	iCoupler®
Voltage - Isolation:	3750Vrms
Channel Type:	Unidirectional
Inputs - Side 1/Side 2:	2/0
Number of Channels:	2
Isolated Power:	No
Type:	General Purpose
Technology:	Magnetic Coupling
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Digital Isolators are devices that provide electrical isolation between two systems to protect against surges and other high-voltage risks. The ADUM1240ARSZ-RL7 is a type of digital isolator that has become increasingly popular in a variety of industrial and tech applications. This article will explain the key features of this device, its application fields and the working principle.The ADUM1240ARSZ-RL7 digital isolator is a high-voltage, single-chip, two-channel digital isolator with a maximum isolation voltage of 5300V rms. It has a high-speed data transmission rate of up to 20 Mbps, and it operates over a wide temperature range. This isolator supports various types of logic signals, including TTL, LVCMOS, SPI, HDLC, USB, and CAN bus. It also supports a variety of software options, including a Real-Time Clock, Non-volatile Memory and a Watchdog Timer.The ADUM1240ARSZ-RL7 digital isolator is used in a wide variety of applications, including automotive systems, industrial control systems, medical systems, building automation, and telecommunications. In automotive systems, this device is especially useful for isolating power sources and protecting against overvoltage events. It is also used in building automation systems to help ensure adequate power levels and control signal transmission between parts of a system. In medical systems, this isolator provides high-level isolation and helps ensure patient safety.The working principle of the ADUM1240ARSZ-RL7 is relatively simple. This device uses galvanic isolation to isolate two systems from each other. It has an input side and an output side, and the input signal is transformed into an electrical optical signal, which is then transmitted across an isolation barrier. This barrier is composed of a series of transistors and other components that prevent the flow of electricity between the input and output sides. The electrical optical signal is then converted back into an electrical signal on the output side of the device, providing a complete electrical isolation.In conclusion, the ADUM1240ARSZ-RL7 is a high-performance digital isolator that provides essential electrical isolation between two systems. This device has wide-ranging applications and is especially useful in automotive, industrial, medical, building automation, and telecommunication systems. The working principle of the device is relatively simple, but highly effective and efficient.

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