ADUM1300WSRWZ35-RL

Overview

The ADUM1300WSRWZ35-RL is a discontinued digital isolator manufactured by Analog Devices Inc. It features three independent channels with magnetic coupling technology, providing 2500Vrms isolation voltage and a data rate of 10Mbps. The device operates within a supply voltage range of 3V to 5.5V and supports an operating temperature range from -40°C to +125°C. It is housed in a 16-SOIC package and holds AEC-Q100 automotive qualification.

Feature Summary

• Utilizes iCoupler magnetic coupling technology for signal transmission across the isolation barrier without optical components.
• Provides robust common-mode transient immunity to minimize noise-induced errors in high-speed digital communication.
• Features a unidirectional channel configuration with three transmit paths and zero receive paths for simple interface applications.

Applications

• Automotive electronic control units requiring isolated communication interfaces
• Industrial automation systems needing reliable signal isolation between microcontrollers and peripherals
• Medical equipment utilizing isolated data acquisition channels

Procurement Notes

This component has been officially declared obsolete by the manufacturer. Procurement should focus on verifying the authenticity of remaining stock from authorized distributors or evaluating parametrically equivalent replacement parts listed in official substitution guides to ensure long-term supply stability.

Selection Notes

Designers must account for the end-of-life status when selecting this part. Verify that the specific suffix indicates the correct packaging variant if sourcing from secondary markets. Ensure the application environment strictly adheres to the specified thermal and electrical limits defined in the original datasheet.

Part Context

This part belongs to the ADUM1300 series of general-purpose digital isolators. The series is characterized by its use of silicon dioxide insulation layers and integrated passive components to achieve high-performance isolation in a compact surface-mount package suitable for various industrial and automotive applications.

Replacement Considerations

Officially confirmed parameter-equivalent substitutes include ADUM1300WTRWZ and ADUM1300WTRWZ-RL. These alternatives maintain identical functional specifications and pinouts, facilitating direct replacement in existing designs where availability permits.

FAQ

Is the ADUM1300WSRWZ35-RL currently in production?

No, the component has been officially discontinued and is no longer in active manufacturing.

What is the maximum data rate supported by this isolator?

The device supports a maximum data rate of 10Mbps per channel.