ADUM4402WARWZ-RL

Overview

The ADUM4402WARWZ-RL is a quad-channel digital isolator manufactured by Analog Devices Inc., utilizing magnetic coupling technology for signal transmission. It operates within a supply voltage range of 2.7 V to 5.5 V and supports data rates up to 90 Mb/s. The device provides an insulation voltage of 5000 Vrms and features unidirectional channel polarity. Key electrical parameters include a propagation delay of 32 ns, typical rise and fall times of 3 ns, and a pulse width distortion of 11.1 ns. It draws 830 uA of operating power current and functions reliably across a temperature range of -40 C to +105 C. Packaged in SOIC-16 format, it meets AEC-Q100 qualification standards.

Feature Summary

• Provides four independent channels for high-speed digital signal isolation using magnetic coupling technology.
• Delivers enhanced electrostatic discharge (ESD) protection capabilities alongside 5000 Vrms insulation voltage rating.
• Supports bidirectional communication architectures through unidirectional channel configuration options.
• Complies with automotive reliability standards including AEC-Q100 qualification for harsh environment operation.

Applications

• Industrial automation control systems requiring galvanic isolation
• Automotive electronic modules meeting AEC-Q100 standards
• Medical equipment needing high-voltage safety isolation
• Power metering and energy monitoring circuits

Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm package integrity and moisture sensitivity level handling requirements prior to assembly. Check current availability status as supply constraints may affect procurement timelines. Ensure compliance with RoHS directives and specific ordering suffixes for reel packaging configurations.

Selection Notes

Select this component when quad-channel isolation with 5000 Vrms rating is required for unidirectional signal paths. Consider the 90 Mb/s data rate capability for moderate-speed applications. Evaluate thermal performance within the specified -40 C to +105 C operating range. Verify compatibility with system voltage levels between 2.7 V and 5.5 V before integration into design schematics.

Part Context

This part belongs to the ADUM4402 series of digital isolators from Analog Devices. It shares core specifications with variants like ADUM4402BRIZ-RL and ADUM4402CRIZ-RL, differing primarily in package type and qualification status. The WARWZ suffix indicates a wide-body SOIC-16 package suitable for higher creepage distances compared to standard narrow packages.

FAQ

What is the maximum insulation voltage rating?

The device supports an insulation voltage of 5000 Vrms.

Is this component qualified for automotive applications?

Yes, the ADUM4402WARWZ-RL meets AEC-Q100 qualification standards.