ADUM4401WBRWZ-RL

Overview

The ADUM4401WBRWZ-RL is a quad-channel digital isolator from Analog Devices, utilizing magnetic coupling technology for signal transmission. It features four unidirectional channels with a data rate of 90 Mb/s and an insulation voltage of 5000 Vrms. The device operates within a supply voltage range of 2.7 V to 5.5 V and has a typical propagation delay of 32 ns. It is housed in a 16-pin SOIC package and supports an operating temperature range from -40°C to +105°C.

Feature Summary

• Provides galvanic isolation via magnetic coupling technology
• Supports high-speed data transmission at 90 Mb/s
• Offers enhanced ESD protection capabilities

Applications

• Industrial automation systems requiring isolated communication
• Medical equipment needing high-voltage isolation
• Power metering applications with bidirectional data transfer needs

Procurement Notes

Verify the specific suffix 'WBRWZ-RL' against official Analog Devices documentation to ensure correct packaging and variant alignment. Confirm that the component meets AEC-Q100 qualification requirements if automotive application is intended. Check current availability status as distribution may be limited or restricted in certain regions.

Selection Notes

Select this component when unidirectional isolation is required for multiple signal lines simultaneously. Consider the 5000 Vrms insulation rating for high-noise environments. Evaluate the 32 ns propagation delay against system timing constraints. Ensure the 16-SOIC package fits the PCB layout requirements.

Part Context

This part belongs to the ADUM4401 series of digital isolators. It is designed to replace optocouplers in many applications, offering better performance in terms of speed, power consumption, and size. The series is widely used in industrial and medical fields where reliable isolation is critical.

FAQ

What is the isolation voltage rating?

The ADUM4401WBRWZ-RL has an insulation voltage of 5000 Vrms.

Is the channel directionality unidirectional or bidirectional?

The ADUM4401WBRWZ-RL features unidirectional channels.