ADUM3481ARSZ

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ADUM3481ARSZ

DGTL ISOLTR 3.75KV 4CH GP 20SSOP

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  • Mfr. Parte #ADUM3481ARSZ
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Especificaciones

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 tpLH / tpHL (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

Descripción general

Description

The ADUM3481ARSZ is a digital isolator product from Analog Devices. It is part of the ADuM348x series, which features quad-channel digital isolators offering bidirectional communication and high data rates up to 25 Mbps. Designed with iCoupler® technology, these isolators provide enhanced signal integrity and high noise immunity, making them suitable for various industrial applications.
The device offers isolation ratings up to 2.5 kV RMS, ensuring robust separation between different circuit components to prevent unintended current flow. This is essential in applications needing protection against high voltages, surge events, or ground loop issues.
In addition, the ADUM3481ARSZ focuses on low power consumption, often featuring a low-power operation mode to conserve energy. It comes in a compact, small-outline integrated circuit (SOIC) package, making it suitable for space-constrained designs.
Typical uses include industrial automation, power supply systems, and data communication interfaces where secure and reliable data transfer is crucial. The device's combination of high data rate capabilities, isolation voltage, and power efficiency makes it a versatile choice for engineers designing safe and efficient electronic systems.

Features

The ADUM3481ARSZ is a robust digital isolator manufactured by Analog Devices, designed for use in industrial and commercial applications requiring signal isolation. Key features include:
1. Isolation Channels: The device offers a four-channel digital isolation setup which facilitates the transfer of digital signals across an isolation barrier.
2. Signal Integrity: It supports high-speed data transmission with rates up to 25 Mbps, ensuring efficient communication between systems.
3. High Isolation Voltage: The ADUM3481 provides a high isolation voltage rating, typically up to 3.75 kV RMS, which helps in protecting electronic components from high voltages and ensuring safety.
4. Low Power Consumption: The device is engineered for low power operation, which is beneficial in battery-powered and energy-sensitive applications.
5. Wide Temperature Range: Suitable for extreme environments, it operates over a wide temperature range from -40°C to +105°C.
6. Compact Package: It comes in a 16-lead SOIC package, making it easy to integrate into various designs with space constraints.
These features make the ADUM3481ARSZ ideal for use in applications like data acquisition systems, industrial network isolation, and microcontroller interfaces.

Package

The ADUM3481ARSZ is a digital isolator from Analog Devices, and it comes in an 8-lead SOIC (Small Outline Integrated Circuit) package.

Pinout

The ADuM3481ARSZ is a digital isolator manufactured by Analog Devices, featuring a total of 16 pins. It is part of the ADuM348x series, which uses Analog Devices' iCoupler technology to provide signal isolation. This particular model offers four independent isolation channels, catering to data transmission needs with galvanic isolation between the input and output.
Key functions and features include:
1. Quad-Channel Isolation: It supports four independent communication channels, which can be configured as either three forward and one reverse channel or two forward and two reverse channels.
2. Data Rate: The isolator supports data rates up to 25 Mbps.
3. High Isolation Voltage: Provides a high level of isolation with a typical isolation rating of 2.5 kVrms.
4. Low Power Consumption: Designed for efficient power usage, making it suitable for battery-operated devices.
5. Wide Temperature Range: It operates over a wide temperature range, typically from -40°C to +105°C.
These attributes make the ADuM3481ARSZ ideal for applications requiring robust data transfer across high-voltage barriers, such as in industrial, medical, and instrumentation equipment.

Manufacturer

The ADUM3481ARSZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company is known for its high-performance analog and digital signal processing products, which are used in a wide range of applications, including industrial, automotive, communications, healthcare, and consumer electronics.

Application

The ADUM3481ARSZ is a digital isolator used in applications requiring isolation between different system components. Key areas include industrial automation, where it helps in isolating sensors and controllers, and data acquisition systems, ensuring clean signal transmission. It's also used in medical devices for patient safety, and in power supply applications, providing isolation in feedback loops. Additionally, it's valuable in communications systems, isolating data lines to prevent ground loops and signal interference.

Equivalent

The ADuM3481ARSZ is a quad-channel digital isolator from Analog Devices. Equivalent products from other manufacturers include the SI8642 from Silicon Labs, ISO7641 from Texas Instruments, and IL715 from NVE Corporation. Each of these offers similar digital isolation capabilities but may vary in specific features such as data rate, isolation voltage, and package type. Comparisons based on your specific requirements are recommended.

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DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

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UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

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EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

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