ADUM1401WSRWZ-RL

Overview

The ADUM1401WSRWZ-RL is a unidirectional digital isolator from Analog Devices, housed in a 16-pin SOIC package. It features four channels with a configuration of three transmitters and one receiver. The device operates on a supply voltage range of 2.7 V to 5.5 V and supports data rates up to 90 Mb/s. It provides an isolation voltage of 2500 Vrms using magnetic coupling technology. Key electrical parameters include a propagation delay of 100 ns and power consumption of 31 mA or 57 mA depending on channel usage. It is qualified under AEC-Q100 standards and functions within a temperature range of -40°C to +125°C.

Feature Summary

• Unidirectional signal transmission architecture supporting mixed channel configurations
• Robust magnetic coupling isolation technology for high noise immunity
• Automotive-grade qualification ensuring reliability in demanding environments

Applications

• Industrial automation control systems requiring galvanic isolation
• Automotive electronic modules and sensor interfaces
• Medical equipment signal processing circuits

Procurement Notes

Verify component authenticity through authorized distribution channels due to limited availability status. Confirm that the specific suffix matches project requirements for packaging and automotive qualification. Ensure handling procedures account for moisture sensitivity classification during storage and reflow soldering processes to maintain device integrity.

Selection Notes

Select this part when unidirectional isolation is required for mixed transmitter-receiver topologies. The wide operating temperature range and AEC-Q100 qualification make it suitable for automotive applications. Consider the specific current consumption profiles associated with active channel counts to ensure adequate power budget management in the target system design.

Part Context

This component belongs to the ADUM1401 series of iCoupler digital isolators. It utilizes proprietary magnetic coupling technology to provide isolation without optical components. The series offers various channel configurations and polarity options to address diverse interface isolation needs across industrial and automotive sectors.

Replacement Considerations

ADUM1401ARWZ-RL (Bidirectional variant)

FAQ

What is the specific channel configuration of this isolator?

It features a 3Tx/1Rx configuration, providing three unidirectional transmitter channels and one unidirectional receiver channel.

Is this component suitable for automotive applications?

Yes, it is qualified according to the AEC-Q100 standard, making it appropriate for automotive electronic environments.