ADUM1286ARZ

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ADUM1286ARZ

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DGTL ISOLTR 3KV 2CH GP 8-SOIC

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規格

屬性 價值
Series iCoupler®
Part Status Active
Technology Magnetic Coupling
Type General Purpose
Isolated Power No
Number of Channels 2
Inputs - Side 1/Side 2 1/1
Channel Type Unidirectional
Voltage - Isolation 3000Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 1Mbps
Propagation Delay tpLH / tpHL (Max) 50ns, 50ns
Pulse Width Distortion (Max) 10ns
Rise / Fall Time (Typ) 2.5ns, 2.5ns
Voltage - Supply 3V ~ 5.5V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number ADUM1286

概述

Description

The ADUM1286ARZ is a dual-channel digital isolator manufactured by Analog Devices. It utilizes iCoupler® technology to provide high-speed, bidirectional data communication and electrical isolation between systems. Each channel is capable of data rates up to 25 Mbps and provides 3.75 kV RMS isolation, making it suitable for applications requiring robust signal integrity and protection against electrical noise and surges.
This isolator features two independent isolation channels, offering versatile configurations for both uni-directional and bi-directional communication. The ADUM1286ARZ operates with low power consumption, typically less than 3 mA per channel, and supports both 5V and 3.3V logic levels. Its wide operating temperature range from -40°C to +105°C makes it suitable for industrial, medical, and instrumentation applications.
The device is housed in a standard SOIC package, providing ease of integration into existing designs. It is ideal for use in applications such as microcontroller interfaces, sensor interfaces, and data acquisition systems where isolation between high voltage and low voltage sections is critical.

Equivalent

The ADUM1286ARZ is a dual-channel digital isolator. Equivalent products include:
1. Silicon Labs Si8620: Offers similar dual-channel isolation.
2. Texas Instruments ISO7520: Provides comparable dual-channel functionality.
3. Broadcom ACMD-7410: Another dual-channel isolator.
4. NVE IL715: Known for its robust isolation performance.
It’s important to verify specifications like data rate, isolation voltage, and package compatibility when selecting alternatives.

Features

The ADuM1286ARZ is a dual-channel digital isolator that offers high-speed, low-power isolation between systems. Key features include:
1. Isolation Technology: Utilizes iCoupler® technology, providing robust digital isolation.
2. Channel Configuration: Dual channels with independent data direction.
3. High Data Rate: Supports data rates up to 25 Mbps.
4. Wide Supply Range: Operates with a supply voltage range of 2.7 V to 5.5 V.
5. Low Power Consumption: Reduces power usage, making it suitable for energy-efficient designs.
6. High Common-Mode Transient Immunity (CMTI): Offers immunity greater than 25 kV/μs, ensuring stable operation in noisy environments.
7. Safety and Certifications: Certified for reinforced insulation with approvals like UL, CSA, and VDE.
8. Temperature Range: Functional across a wide temperature range from -40°C to +125°C.
9. Package Options: Available in small, space-saving packages like the 8-lead SOIC.
10. Applications: Ideal for industrial automation, instrumentation, and power supply applications where isolation is required.
These features make the ADuM1286ARZ suitable for applications requiring reliable, high-speed digital isolation.

Pinout

The ADuM1286ARZ is a digital isolator designed by Analog Devices. It features two independent isolation channels, and it comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. The primary function of the ADuM1286ARZ is to provide electrical isolation between different parts of a circuit, offering up to 2.5 kV isolation to protect sensitive components and improve safety.
Here's a brief description of the pin functions:
1. VIA (Pin 1): Input for Channel A.
2. VIB (Pin 2): Input for Channel B.
3. GND1 (Pin 3): Ground reference for the input side.
4. VDD1 (Pin 4): Supply voltage for the input side.
5. VOB (Pin 5): Output for Channel B.
6. VOA (Pin 6): Output for Channel A.
7. GND2 (Pin 7): Ground reference for the output side.
8. VDD2 (Pin 8): Supply voltage for the output side.
The device is commonly used in applications that require isolation between digital circuits, such as microcontrollers and high-voltage components in industrial and automotive systems.

Manufacturer

The ADUM1286ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company is known for its expertise in data conversion and signal processing technologies and serves a wide range of industries including automotive, communications, consumer electronics, healthcare, and industrial applications.

Application

The ADUM1286ARZ is a dual-channel digital isolator that is commonly used in applications requiring electrical isolation between different parts of a system. Key application areas include:
1. Industrial Automation: Provides signal isolation for communication links in factory automation systems.
2. Power Supplies: Used in isolated feedback loops for switched-mode power supplies.
3. Motor Control: Offers isolation for control signals in motor drives.
4. Data Acquisition: Isolates analog-to-digital or digital-to-analog converter interfaces.
5. Medical Equipment: Ensures patient safety by isolating low-power signal paths.
6. Renewable Energy: Used in solar inverters and wind turbines for signal isolation.
These applications leverage the device's ability to provide robust isolation with low power consumption and high data rates.

Package

The ADUM1286ARZ is housed in an 8-lead SOIC (Small Outline Integrated Circuit) package. This package type is known for its compact size and is commonly used for surface-mounted circuit applications.