ADUM5201ARWZ-RL Isolators

Common Mode Transient Immunity (Min):	25kV/µs
Base Part Number:	ADUM5201
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 105°C
Voltage - Supply:	3 V ~ 5.5 V, 4.5 V ~ 5.5 V
Rise / Fall Time (Typ):	2.5ns, 2.5ns
Pulse Width Distortion (Max):	40ns
Propagation Delay tpLH / tpHL (Max):	100ns, 100ns
Data Rate:	1Mbps
Series:	IsoPower®, iCoupler®
Voltage - Isolation:	2500Vrms
Channel Type:	Unidirectional
Inputs - Side 1/Side 2:	1/1
Number of Channels:	2
Isolated Power:	Yes
Type:	General Purpose
Technology:	Magnetic Coupling
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Digital IsolatorsIntroductionDigital isolators are electrical components made of semiconductor materials, which use safe isolation voltage to connect digital and analog circuits of two isolated systems. They provide signal coupling between isolated systems, protection against static voltage, electromagnetic interference, and host circuit malfunction. ADUM5201ARWZ-RL is one type of digital isolators that provides logic-level electrical isolation to protect system components from electrically noisy and overvoltage conditions.Application FieldADUM5201ARWZ-RL has a wide range of applications. It can be used to protect power electronic circuits and measuring devices from system level interface to microcontroller applications, for instance, isolating communication channels between microcontrollers, performing signal aggregation on motor control systems, protecting embedded systems and more. Other possible applications include isolating power sources and detecting leakage currents. In addition, this product can be used in alarm systems, point-of-sale systems, data logging and various other electronic systems.Working PrincipleThe working principle of the ADUM5201ARWZ-RL is based on the same principle as that of traditional optocoupler and digital isolator products, but with some key differences. It uses high-speed monolithic processors and advanced algorithms to detect and isolate digital signals quickly. Each of the two channels is provided with dedicated digital processor and on-chip isolated memory. When the input signal changes, the processor will detect and calculate the output according to a preset reference, and then the data is transferred to a buffer in the non-isolated side. The whole process is done in a few microseconds ensuring reliable electrical isolation and data transfer between two channels. AdvantagesOne of the key advantages of ADUM5201ARWZ-RL is its high-speed operation. The product provides up to 1.25 Mbit/s of digital data rate and is capable of performing high-speed signal exchange on PWM, control signals, communication signals and other digital interface signals. This helps avoid problems such as latency, packet loss and jitter. Furthermore, the product has better performance in terms of noise immunity, ESD protection, EMC and other aspects.It also has built-in protection functions such as input voltage clamping, output reverse current protection and temperature protection which help avoid potential component damage and system malfunction. The product has a unique design with low power consumption and low radiated emission, which makes it ideal for high-end applications.ConclusionADUM5201ARWZ-RL digital isolator is a cost-effective solution to provide reliable electrical isolation and speed signal exchange between two systems. Its advanced design, high speed operation, excellent noise immunity, and strong protection functions make it ideal for use in a variety of applications.

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