ADUM3481ARSZ

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ADUM3481ARSZ

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DGTL ISOLTR 3.75KV 4CH GP 20SSOP

  • FabricanteAnalog Devices Inc.

  • Peça do Fabricante #ADUM3481ARSZ

  • Em Estoque3065

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Especificações

Atributo Valor
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 3750Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 1Mbps
Propagation Delay tp LH / tp HL (Max) 90ns, 90ns
Pulse Width Distortion (Max) 6ns
Rise / Fall Time (Typ) 2.5ns, 2.5ns
Voltage - Supply 1.8V ~ 5.5V, 3V ~ 5.5V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 20-SSOP (0.209", 5.30mm Width)
Supplier Device Package 20-SSOP
Base Product Number ADUM3481

Visão Geral

Description

The ADUM3481ARSZ is a digital isolator manufactured by Analog Devices that employs iCoupler® technology to provide high-speed, bi-directional data communication across an isolation barrier. This device is specifically designed to handle data rates up to 25 Mbps, making it suitable for applications requiring quick data transfer. The ADUM3481ARSZ offers robust isolation with a voltage rating typically around 2.5 kV rms, ensuring protection against high voltages and electrical noise, which is essential in industrial environments.
This isolator features dual channels, allowing for both forward and reverse data transfer, and operates with low power consumption, contributing to energy-efficient designs. It is available in a compact SSOP (Shrink Small Outline Package) package, which aids in saving board space and reducing overall system size.
The ADUM3481ARSZ is used in various applications like industrial automation, instrumentation, and data acquisition systems, where secure and reliable transmission of digital signals across different voltage domains is critical. Its high-speed capability and reliable isolation make it a preferred choice for many engineers dealing with sensitive digital communication.

Equivalent

The ADUM3481ARSZ is a quad-channel digital isolator from Analog Devices. Equivalent products could include:
1. Texas Instruments ISO7741: A quad-channel digital isolator with similar isolation voltage ratings.
2. Silicon Labs Si8641: Also a quad-channel isolator offering similar performance.
3. Broadcom's ACPL-M43T: Another option for quad-channel digital isolation with comparable specifications.
When considering alternatives, ensure they meet the specific voltage, data rate, and isolation requirements of your application.

Features

The ADUM3481ARSZ is a digital isolator that features several key specifications and functionalities:
1. Isolation Channels: It offers four independent isolation channels, allowing for secure data transmission across its barriers.

2. Data Rates: Supports high-speed data rates up to 25 Mbps, suitable for many communication applications.
3. Isolation Voltage: Provides a high isolation voltage rating, typically around 2500 VRMS, ensuring effective protection against high voltages.
4. Low Power Consumption: Designed to be energy-efficient, the isolator minimizes power usage during operation.
5. Wide Temperature Range: Operates effectively across a broad temperature range, typically -40°C to +105°C, making it suitable for various industrial environments.
6. Input Supply Voltage: Operates with a supply voltage ranging from 3.0 V to 5.5 V, offering flexibility in interfacing with different systems.
7. Package Type: Comes in a compact SOIC package, making it easy to integrate into designs with limited space.
These features make the ADUM3481ARSZ well-suited for applications requiring reliable isolation, such as industrial automation, data acquisition systems, and communication interfaces.

Pinout

The ADuM3481ARSZ is a quad-channel digital isolator manufactured by Analog Devices. It is part of the ADuM348x series, which uses iCoupler® technology to provide signal isolation. The device typically comes in a 16-lead SOIC (Small Outline Integrated Circuit) package.
The ADuM3481 provides four independent isolation channels. It is designed to offer bidirectional communication with two forward and two reverse channels. This makes it suitable for applications requiring isolated communication paths, such as industrial automation, data acquisition systems, and power supply isolation.
Key features include:
- Isolation Voltage: It provides up to 2.5kVrms isolation.
- Data Rate: It supports data rates up to 25 Mbps.
- Low Power Consumption: It features low power operation across the isolation barrier.
- Application Flexibility: The device can be used in a variety of settings due to its bidirectional channel configuration.
The typical pin functions include power supply inputs, ground connections, and digital input/output pins for each of the isolated channels. Detailed pin configuration and functions can be referenced in the device datasheet provided by Analog Devices.

Manufacturer

The ADUM3481ARSZ is manufactured by Analog Devices, Inc. Analog Devices is a company that specializes in the design, manufacturing, and marketing of a broad range of integrated circuits, including analog, mixed-signal, and digital signal processing (DSP) components. Their products are used in various applications across industries such as automotive, communications, consumer electronics, healthcare, industrial instrumentation, and aerospace. The company is known for its expertise in high-performance analog and digital signal processing technologies and is a leader in the field of data conversion and signal processing solutions.

Application

The ADUM3481ARSZ is a digital isolator with iCoupler technology, offering robust isolation for data transmission. Its typical application areas include:
1. Industrial Automation: Enhances signal integrity across isolated networks.
2. Motor Control: Provides reliable isolation for feedback and control signals.
3. Power Conversion: Isolates control circuits in power supply and inverter systems.
4. Medical Equipment: Ensures patient and operator safety by isolating data pathways.
5. Telecommunications: Maintains signal quality in communication systems with different ground potentials.
6. Consumer Electronics: Isolates data lines in devices requiring safety isolation.
These applications benefit from the device's ability to provide high data rates, low power consumption, and compact form factor.

Package

The ADUM3481ARSZ is an electronic component packaged in an SOIC (Small Outline Integrated Circuit) form factor, specifically an 8-lead SOIC. This package type is commonly used for surface-mount technology, allowing the component to be mounted directly onto the surface of a printed circuit board (PCB).

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