ADUM3211WBRZ-RL7

Overview

The ADUM3211WBRZ-RL7 is a dual-channel digital isolator from Analog Devices, 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 25 Mb/s. The device provides an insulation voltage of 2500 Vrms and features bidirectional channel polarity. Key electrical specifications include a maximum propagation delay of 45 ns and a typical power consumption of 7.7 mA per channel. It is housed in an SOIC-8 surface-mount package and is qualified under the AEC-Q100 standard for automotive applications.

Feature Summary

• Magnetic coupling isolation technology ensures robust signal integrity across the isolation barrier.
• Bidirectional data flow capability allows flexible configuration for various interface protocols.
• AEC-Q100 qualification confirms reliability and performance suitability for automotive environments.

Applications

• Automotive gate driver interfaces
• Industrial communication bus isolation
• Medical equipment signal isolation

Procurement Notes

Verify component authenticity through authorized distribution channels due to limited availability status. Confirm that the specific reel packaging matches project requirements. Ensure compliance with RoHS directives and check for any recent product change notifications regarding manufacturing site or material composition updates before finalizing procurement orders.

Selection Notes

Select this component when bidirectional isolation is required alongside high-speed data transmission capabilities. The 2500 Vrms rating suits applications demanding moderate isolation strength. Consider the 25 Mb/s data rate limit against system timing requirements. The SOIC-8 package offers a compact footprint suitable for space-constrained PCB layouts compared to wider packages.

Part Context

This part belongs to the ADUM3211 series of digital isolators designed for general-purpose isolation tasks. It shares the SOIC-8 form factor with other members of the family but differs in channel directionality and speed characteristics. The -RL7 suffix indicates tape-and-reel packaging for automated assembly processes.

FAQ

Is the ADUM3211WBRZ-RL7 unidirectional or bidirectional?

The ADUM3211WBRZ-RL7 features bidirectional channels, allowing signal transmission in both directions on each isolated pair.

What is the maximum data rate supported by this isolator?

The device supports a maximum data rate of 25 Mb/s.