ADUM3472ARSZ

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ADUM3472ARSZ

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DGTL ISOLTR 2.5KV 4CH GP 20-SSOP

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規格

屬性 價值
Series iCoupler®
PartStatus Active
Technology Magnetic Coupling
Type General Purpose
IsolatedPower No
NumberofChannels 4
Inputs-Side1/Side2 2/2
ChannelType Unidirectional
Voltage-Isolation 2500Vrms
CommonModeTransientImmunity(Min) 25kV/µs
DataRate 1Mbps
PropagationDelaytpLH/tpHL(Max) 100ns, 100ns
PulseWidthDistortion(Max) 40ns
Rise/FallTime(Typ) 2.5ns, 2.5ns
Voltage-Supply 3V ~ 3.6V, 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 105°C
MountingType Surface Mount
Package/Case 20-SSOP (0.209", 5.30mm Width)
SupplierDevicePackage 20-SSOP
BaseProductNumber ADUM3472

概述

Description

The ADUM3472ARSZ is a part of Analog Devices' iCoupler family, known for digital isolation solutions. It is a dual-channel digital isolator with an integrated DC-DC converter, enabling power isolation along with data isolation. The device utilizes iCoupler technology, which provides high-speed, reliable data transfer across the isolation barrier while offering reinforced isolation ratings, typically up to 5 kV RMS.
The ADUM3472ARSZ is particularly useful in applications requiring isolated power and data interfaces, such as industrial automation, medical equipment, and data acquisition systems. The integrated DC-DC converter can support output power levels up to 2 W, eliminating the need for an external isolated power supply and thus reducing board space and system complexity.
The device operates over a wide temperature range and provides safety certifications relevant to UL, CSA, and VDE standards. It features low power consumption, high efficiency, and robust EMC performance, making it a versatile solution for designers looking to ensure safety and performance in electrically noisy environments.

Equivalent

The ADUM3472ARSZ is an isolated DC-DC converter with integrated transformers. Equivalent products may include the Texas Instruments ISO5452, Maxim Integrated MAX22502, and the Silicon Labs Si8621, among others. These alternatives provide similar isolation and power conversion capabilities, but specific requirements (such as input/output voltage, isolation rating, and package type) should be verified to ensure compatibility with your application. Always consult datasheets and manufacturer resources for precise comparisons.

Features

The ADuM3472ARSZ is an isolated DC-to-DC converter with integrated isolators. Here are its key features:
1. Isolation: It provides digital isolation up to 2.5 kV RMS, ensuring safe data transfer between circuits operating at different voltage levels.
2. Channels: The device supports four independent channels, enabling versatile signal routing.
3. Power Output: It includes an isolated power supply with a 2 W output capability, making it suitable for powering isolated circuitry.
4. Data Rate: The component supports data rates up to 25 Mbps, facilitating fast data transmission.
5. Input Supply Voltage: It operates with an input supply range from 4.5 V to 5.5 V.
6. Integrated DC-DC Converter: The ADuM3472 integrates a flyback converter controller, reducing the need for external components.
7. Regulation: It includes feedback and control features for precise output voltage regulation.
8. Package: The device is available in a 20-lead SSOP package, optimizing board space usage.
These features make the ADuM3472ARSZ suitable for applications requiring reliable digital isolation and power delivery, such as industrial automation, medical devices, and more.

Pinout

The ADuM3472ARSZ is a quad-channel digital isolator with an integrated DC-DC converter. It comes in a 20-lead wide-body SOIC package. The device provides isolation between different parts of a system, enabling safe and efficient data transfer across high voltage differences.
Key functions include:
1. Isolation: It provides up to 2.5 kV rms isolation for digital signals across four channels.
2. Integrated DC-DC Converter: The built-in converter can deliver isolated power to the secondary side of the isolator, reducing the need for additional isolated power supplies.
3. Galvanic Isolation: The device uses iCoupler technology to provide signal isolation without the need for optocouplers.
The combination of data isolation and power conversion makes the ADuM3472ARSZ suitable for applications like industrial automation, data acquisition systems, and medical equipment, where both isolation and efficient power management are critical.

Manufacturer

The ADUM3472ARSZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in data conversion, signal processing, and power management technology. They produce a wide range of electronic components and systems used in various applications, including industrial, automotive, healthcare, and consumer electronics. Known for their innovations in analog and mixed-signal technology, Analog Devices offers products such as amplifiers, converters, sensors, and isolators, like the ADUM3472ARSZ, which is a quad-channel digital isolator with an integrated transformer driver for isolated power. The company focuses on providing solutions that bridge the physical and digital worlds, enabling advancements in various technology sectors.

Application

The ADUM3472ARSZ is a quad-channel digital isolator with an integrated DC-to-DC converter, primarily used in applications requiring signal isolation and power delivery. Common application areas include:
1. Industrial Automation: Provides isolation in data acquisition systems and control interfaces.
2. Power Management: Facilitates isolated DC-to-DC power conversion.
3. Medical Equipment: Ensures patient safety by isolating patient-connected systems.
4. Communication Systems: Isolates high-speed data interfaces and protects against ground loops.
5. Renewable Energy: Used in solar inverters and wind turbines for safe, efficient energy conversion and control.
Its ability to deliver both signal isolation and power makes it versatile in systems demanding safety and noise immunity.

Package

The ADUM3472ARSZ is in an SOIC package, which stands for Small Outline Integrated Circuit. Specifically, it is a 20-lead SOIC package, often used for surface-mount applications in electronic devices due to its compact size.

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