ADUM1402WTRWZ35

Overview

The ADUM1402WTRWZ35 is a digital isolator from Analog Devices, featuring four independent channels in a 16-pin SOIC package. It operates on a supply voltage range of 2.7V to 5.5V and supports data rates up to 90Mb/s with a propagation delay of 34ns. The device provides 2500 Vrms isolation via magnetic coupling technology. It is qualified under AEC-Q100 standards for automotive applications and functions within an operating temperature range of -40°C to +125°C.

Feature Summary

• Four-channel bidirectional digital isolation using iCoupler magnetic coupling technology
• AEC-Q100 qualified for automotive-grade reliability requirements
• High common-mode transient immunity capability
• CMOS-compatible logic interface

Applications

• Automotive electronic control units (ECUs)
• Industrial automation systems
• Power electronics interfaces
• Medical equipment signal isolation

Procurement Notes

Verify the specific suffix '35' against official Analog Devices documentation to confirm it denotes a recognized tape-and-reel packaging variant or specific qualification tier. Ensure the component matches the standard ADUM1402WTRWZ-RL specifications if no distinct datasheet exists for this suffix. Confirm RoHS compliance status directly through manufacturer resources before procurement.

Selection Notes

Select this component when four isolated channels are required for high-speed data transmission in electrically noisy environments. The wide operating temperature range and automotive qualification make it suitable for harsh conditions. Consider the 34ns propagation delay and 90Mb/s speed for timing-sensitive designs requiring galvanic isolation between different voltage domains.

Part Context

This part belongs to the ADUM1402 series of iCoupler digital isolators. It utilizes proprietary silicon-on-insulator technology to provide robust isolation without traditional optocoupler limitations. The series offers various channel configurations and packaging options to support diverse interface needs across industrial and automotive sectors.

Replacement Considerations

ADUM1402ARW

FAQ

What is the isolation voltage rating?

The device provides an insulation voltage of 2500 Vrms.

Is this component suitable for automotive use?

Yes, it is qualified according to the AEC-Q100 standard.