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ADUM3190ARQZ: High - Performance Isolated RS - 485 Transceiver by Analog Devices

Analog Devices Inc. ADUM3190ARQZ

Part No.:: ADUM3190ARQZ

Manufacturer:: Analog Devices Inc.

Category:: Digital Isolators

Package:: 16-SSOP (0.154", 3.90mm Width)

Datasheet:: ADUM3190ARQZ.pdf

Description:: IC ISOLATOR 16QSOP

Inventory:2,970

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The ADUM3190ARQZ, developed by Analog Devices, is a state - of - the - art isolated RS - 485 transceiver that combines advanced magnetic isolation technology with high - speed data transfer capabilities. This device is designed to meet the stringent requirements of industrial and automotive applications where reliable and noise - immune communication is crucial.
1. Key Features
Magnetic Isolation
The ADUM3190ARQZ uses Analog Devices' iCoupler magnetic isolation technology. This provides galvanic isolation between the RS - 485 bus and the system's logic, protecting sensitive components from high - voltage transients and electrical noise. It offers a high isolation voltage of up to 2.5 kVrms, ensuring safe and reliable operation in harsh electrical environments.
High Data Rate
It can support data rates of up to 10 Mbps, enabling fast and efficient communication over the RS - 485 bus. This high - speed performance makes it suitable for applications that require rapid data transfer, such as industrial control systems, factory automation, and automotive in - vehicle networking.
Low Power Consumption
The device is optimized for low power consumption, drawing only 3 mA of supply current in standby mode. This is beneficial for battery - powered applications or systems where energy efficiency is a priority, reducing overall power requirements without sacrificing performance.
Bus Fault Protection
The ADUM3190ARQZ is equipped with bus fault protection features. It can withstand short - circuits on the RS - 485 bus and over - voltage conditions, protecting the transceiver and the connected system from damage. This ensures the reliability and longevity of the communication link in case of unexpected electrical faults.
Wide Temperature Range
It has a wide operating temperature range of - 40°C to +125°C, making it suitable for use in a variety of environments, from cold industrial freezers to hot automotive engine compartments. This allows for reliable operation in extreme temperature conditions.
2. Working Principle
The ADUM3190ARQZ functions as an interface between the digital logic of a microcontroller or other digital device and the RS - 485 bus. When data is to be transmitted, the digital signals from the logic side are first encoded and then passed through the magnetic isolation barrier using the iCoupler technology. The isolated signals are then amplified and sent out onto the RS - 485 bus.
On the receive side, incoming signals from the RS - 485 bus are received, amplified, and passed through the isolation barrier in the opposite direction. The isolated signals are then decoded back into digital logic signals that can be understood by the microcontroller. The bus fault protection mechanisms constantly monitor the bus for any abnormal conditions and take appropriate action to protect the device.
3. Application Areas
Industrial Automation
In industrial automation systems, the ADUM3190ARQZ is used to connect various devices such as programmable logic controllers (PLCs), sensors, and actuators over the RS - 485 bus. Its high data rate and isolation capabilities ensure fast and reliable communication between different components in a noisy industrial environment. For example, in a large manufacturing plant, it can be used to transmit real - time data from sensors to the central control system, enabling efficient process monitoring and control.
Automotive In - Vehicle Networking
In the automotive industry, it is used for in - vehicle communication systems, such as the Controller Area Network (CAN) and Local Interconnect Network (LIN). The ADUM3190ARQZ's ability to handle high data rates, along with its isolation and bus fault protection, makes it suitable for connecting different electronic control units (ECUs) in a vehicle. This ensures reliable communication between components like the engine ECU, transmission ECU, and infotainment system, contributing to the overall safety and functionality of the vehicle.
Power Generation and Distribution
In power plants and electrical distribution systems, the ADUM3190ARQZ is used to monitor and control various electrical parameters. It can isolate the control system from the high - voltage power lines, protecting the sensitive electronics from electrical surges. The high data rate allows for quick transmission of data related to voltage, current, and power consumption, enabling efficient management of the power grid.
Medical Equipment
In medical devices, where electrical isolation is crucial for patient safety, the ADUM3190ARQZ can be used to connect different subsystems. For example, in a hospital patient monitoring system, it can isolate the patient - connected sensors from the main control unit, ensuring that any electrical faults on the sensor side do not affect the patient. Its low power consumption also makes it suitable for battery - powered portable medical devices.

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3. Are the ADUM3190ARQZ price and inventory displayed accurate?

The price and inventory of ADUM3190ARQZ fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of ADUM3190ARQZ?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ADUM3190ARQZ we delivered, we will accept the replacement or return of the ADUM3190ARQZ only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ADUM3190ARQZ.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations

7.How to contact us to get technical supports, such as ADUM3190ARQZ pin diagram, ADUM3190ARQZ datasheet?

If you need any after-sales service, please do not hesitate to contact us.

Image
Part Number	ADUM3190ARQZ-RL7	ADUM3190ARQZ
Manufacturer	Analog Devices Inc.	Analog Devices Inc.
Series	iCoupler®	iCoupler®
Package/Case	16-SSOP (0.154", 3.90mm Width)	16-SSOP (0.154", 3.90mm Width)
Packaging	Tape & Reel (TR)	Tube
Product Status	Active	Active
Type	Isolator, Error Amplifier	Isolator, Error Amplifier
Applications	Shunt Regulators, Linear Power Supplies, Inverters, UPS	Shunt Regulators, Linear Power Supplies, Inverters, UPS
Mounting Type	Surface Mount	Surface Mount
Grade	-	-
Qualification	-	-
Supplier Device Package	16-QSOP	16-QSOP

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