ADUM3471ARSZ

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ADUM3471ARSZ

+Nomenclature

DGTL ISOLTR 2.5KV 4CH GP 20-SSOP

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Spécifications

Attribut Valeur
Series iCoupler®
Part Status Active
Technology Magnetic Coupling
Type General Purpose
Isolated Power No
Number of Channels 4
Inputs - Side 1/Side 2 3/1
Channel Type Unidirectional
Voltage - Isolation 2500Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 1Mbps
Propagation Delay tpLH / tpHL (Max) 100ns, 100ns
Pulse Width Distortion (Max) 40ns
Rise / Fall Time (Typ) 2.5ns, 2.5ns
Voltage - Supply 3V ~ 3.6V, 4.5V ~ 5.5V
Operating Temperature -40°C ~ 105°C
Mounting Type Surface Mount
Package / Case 20-SSOP (0.209", 5.30mm Width)
Supplier Device Package 20-SSOP
Base Product Number ADUM3471

Présentation

Description

The ADUM3471ARSZ is a quad-channel digital isolator with integrated DC-DC converter, manufactured by Analog Devices. It is designed for applications requiring isolation between digital circuits, providing signal isolation and power conversion in a single package. The device utilizes iCoupler® technology to achieve up to 3.75 kV rms isolation with high data rates and low power consumption.
Key features include:
- Four independent isolation channels, which can be configured for different data directions.
- An integrated isolated DC-DC converter that supplies power to the secondary side of the isolation barrier, simplifying system design and reducing the need for separate power supplies.
- High-speed operation, supporting data rates up to 25 Mbps.
- Low propagation delay and pulse-width distortion, which are crucial for maintaining signal integrity in high-speed applications.
- Robust electromagnetic compatibility and noise immunity, making it suitable for industrial, medical, and automotive applications.
The ADUM3471ARSZ is available in a compact SOIC package, making it suitable for space-constrained designs while ensuring reliability and performance across a wide range of environmental conditions.

Equivalent

The ADUM3471ARSZ is an isolated DC-to-DC converter with data isolation. Equivalent products include:
1. Texas Instruments ISO7721: Dual-channel digital isolator.
2. Silicon Labs Si8621: Dual-channel digital isolator.
3. Maxim Integrated MAX256/MAX258: Isolated transformer driver ICs.
4. Broadcom ACPL-38JT: High-speed digital isolator with DC-DC converter.
Please verify compatibility in terms of specific features and performance needs for your application.

Features

The ADuM3471ARSZ is a digital isolator with an integrated DC-DC converter, designed for applications requiring power isolation. Key features include:
1. Isolation: Provides 2.5 kVrms isolation, ensuring safe separation of circuits and protection against high voltages.
2. Integrated DC-DC Converter: Capable of generating isolated power, simplifying the design by reducing the need for external components.
3. Data Channels: Includes four independent data channels, supporting up to 25 Mbps data rates, suitable for various communication protocols.
4. Low Power Consumption: Features low idle currents and efficient power conversion, enhancing overall system efficiency.
5. Compact Package: Available in a small 20-lead SSOP (Shrink Small Outline Package), saving board space.
6. Protection Features: Built-in safety features such as thermal shutdown and short-circuit protection enhance reliability.
7. Wide Temperature Range: Operates across an extended temperature range, making it suitable for industrial applications.
8. Application: Well-suited for use in industrial automation, medical equipment, and any application requiring isolated data and power.
These features make the ADuM3471ARSZ a versatile solution for isolated communication and power delivery needs.

Pinout

The ADuM3471ARSZ is a quad-channel digital isolator with an integrated DC-to-DC converter, manufactured by Analog Devices. It comes in a 20-lead SSOP (Shrink Small Outline Package). Here is a concise overview of its pin count and key functions:
- Pin Count: 20 pins.

- Functions:
- It provides four independent isolation channels, which are designed to isolate digital signals.
- The integrated DC-to-DC converter provides power isolation, capable of delivering an isolated power output.
- Pins are configured for various inputs and outputs, power supply connections, ground connections, and other control functions.

The device is typically used in applications requiring signal and power isolation, such as industrial automation, data acquisition systems, and medical equipment. It offers high data rates and low power consumption, with reinforced isolation for safety and reliability.

Manufacturer

The ADUM3471ARSZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company serves various industries, including automotive, communications, healthcare, industrial, and consumer electronics, providing essential components for signal processing and power management.

Application

The ADUM3471ARSZ is a quad-channel digital isolator with an integrated DC-DC converter, used primarily in applications requiring electrical isolation and power conversion. Key application areas include:
1. Industrial Automation: Isolating data and power in PLCs and motor drives.
2. Healthcare Equipment: Providing isolation in medical imaging and diagnostic machines.
3. Power Supply Systems: Used in isolated DC-DC converters for efficient power distribution.
4. Renewable Energy Systems: Applying isolation in solar inverters and wind turbines.
5. Telecommunications: Ensuring reliable data transfer in isolated communication interfaces.
Its robust isolation capabilities make it suitable for environments where safety and noise immunity are crucial.

Package

The ADUM3471ARSZ is packaged in an SOIC (Small Outline Integrated Circuit) form factor. Specifically, it uses a 20-lead SOIC wide-body package. This package type provides isolation and is suitable for applications requiring space-efficient designs.

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