ADUM1285ARZ

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ADUM1285ARZ

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DGTL ISOLTR 3KV 2CH GP 8-SOIC

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Attribut Wert
Series iCoupler®
PartStatus Active
Technology Magnetic Coupling
Type General Purpose
IsolatedPower No
NumberofChannels 2
Inputs-Side1/Side2 2/0
ChannelType Unidirectional
Voltage-Isolation 3000Vrms
CommonModeTransientImmunity(Min) 25kV/µs
DataRate 1Mbps
PropagationDelaytpLH/tpHL(Max) 50ns, 50ns
PulseWidthDistortion(Max) 10ns
Rise/FallTime(Typ) 2.5ns, 2.5ns
Voltage-Supply 3V ~ 5.5V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154", 3.90mm Width)
SupplierDevicePackage 8-SOIC
BaseProductNumber ADUM1285

Übersicht

Description

The ADUM1285ARZ is a dual-channel digital isolator manufactured by Analog Devices. It is part of the ADuM128x series, which uses iCoupler® technology to provide signal isolation through integrated transformers rather than traditional optocouplers. This isolation enhances performance, reliability, and power efficiency.
Key features of the ADUM1285ARZ include:
- Isolation Voltage: Offers up to 2.5 kVrms isolation.
- Channels: Dual-channel, allowing for bi-directional communication.
- Data Rate: Supports data rates up to 25 Mbps.
- Low Propagation Delay: Ensures quick data transmission with low latency.
- Power Consumption: Designed for low power use, making it suitable for portable and battery-powered applications.
- Operating Temperature: Functions across a wide temperature range, typically from -40°C to +105°C.
The ADUM1285ARZ is used in applications requiring electrical isolation to protect sensitive components and systems, such as in industrial automation, medical equipment, and power supply circuits. Its compact SOIC (Small Outline Integrated Circuit) packaging makes it easy to integrate into various electronic designs.

Equivalent

The ADUM1285ARZ is a dual-channel digital isolator from Analog Devices. Equivalent products include:
1. Silicon Labs Si8620 series
2. Texas Instruments ISO7721
3. Maxim Integrated MAX12931
4. Broadcom ACPL-C790
These alternatives offer similar functionality in terms of digital isolation capabilities and performance. Always verify the specific electrical characteristics and package compatibility when selecting an equivalent component.

Features

The ADUM1285ARZ is a dual-channel digital isolator manufactured by Analog Devices. Key features include:
1. Isolation Technology: iCoupler® technology offers significant isolation of up to 2500 V rms, providing robust protection from high voltages.
2. Data Rate: It supports high data rates, typically up to 25 Mbps, making it suitable for applications requiring fast data transmission.
3. Low Power Consumption: The device operates with low power, typically drawing around 0.8 mA per channel at 3 Mbps, which helps in reducing overall system power requirements.
4. Wide Temperature Range: It operates over a wide temperature range from -40°C to +105°C, ensuring reliability in various environmental conditions.
5. Channel Configuration: The ADUM1285ARZ offers two independent isolation channels that can be configured for either direction, enhancing design flexibility.
6. Propagation Delay: Exhibits a low propagation delay, typically around 10 ns, which is crucial for timing-sensitive applications.
7. Input Supply Voltage: Works with a wide input supply voltage range between 3.0 V and 5.5 V.
These features make it suitable for applications such as industrial automation, power supplies, and data acquisition systems.

Pinout

The ADuM1285ARZ is a dual-channel digital isolator manufactured by Analog Devices. It comes in an 8-lead SOIC (Small Outline Integrated Circuit) package. The primary function of this device is to provide electrical isolation between different sections of a system, particularly in applications involving communication between circuits operating at different voltage levels.
Key specifications include:
- Pin Count: 8 pins
- Isolation Channels: 2 independent channels
- Isolation Voltage: Typically rated for 2.5 kVrms
- Data Rate: Up to 25 Mbps
The ADuM1285ARZ uses iCoupler technology to achieve the isolation, offering a combination of high data rates with low power consumption. It is used in applications like microprocessor system interfaces, SPI interfaces, and industrial field bus isolation.

Manufacturer

The ADUM1285ARZ 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 a wide array of electronic equipment. The company is known for producing high-performance ICs used in analog and digital signal processing applications, serving industries such as telecommunications, healthcare, automotive, and industrial automation.

Application

The ADUM1285ARZ is a dual-channel digital isolator used primarily for isolating data signals in various applications. Key application areas include:
1. Industrial Automation: Isolation in programmable logic controllers (PLCs) and motor control systems.
2. Power Electronics: Galvanic isolation in inverters and converters.
3. Medical Devices: Ensuring patient safety by isolating data communications in diagnostic and monitoring equipment.
4. Telecommunications: Isolation in data communication systems to protect sensitive components.
5. Consumer Electronics: Providing isolation in devices requiring data integrity and safety.
Its compact size and high-speed operation make it ideal for applications needing reliable, high-performance isolation.

Package

The ADUM1285ARZ is a digital isolator manufactured by Analog Devices, and it comes in an SOIC (Small Outline Integrated Circuit) package type. Specifically, it is an 8-lead SOIC package, which is commonly used for surface-mounted integrated circuits.

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