4DIR1421HAXUMA1

Overview

The Infineon Technologies 4DIR1421HAXUMA1 is a four-channel digital isolator from the ISOFACE™ family, utilizing magnetic coupling technology. It features a 5700Vrms isolation voltage and supports data rates up to 40 Mbps with a propagation delay of 33 ns. The device operates on a supply voltage range of 2.7V to 6.5V and is qualified under AEC-Q100 for automotive applications. It is housed in a PG-DSO-16 package and functions within a temperature range of -40°C to +125°C.

Feature Summary

• Four-channel unidirectional SPI digital isolation architecture
• High common-mode transient immunity of 100kV/µs
• AEC-Q100 qualified for automotive reliability standards

Applications

• Automotive gate driver interfaces
• Industrial communication bus isolation
• Motor control signal transmission

Procurement Notes

Verify component status as this part is marked as Not Recommended for New Designs (NRND). Confirm availability through authorized distributors or check for valid replacement options before initiating procurement processes. Ensure compliance with RoHS3 specifications during acquisition.

Selection Notes

Select this component for designs requiring robust magnetic coupling isolation with high CMTI. Consider the NRND status when planning long-term production cycles. Evaluate alternative ISOFACE™ family members if future supply continuity is a primary constraint for the specific application environment.

Part Context

This device belongs to the ISOFACE™ 4DIRx4xxHA family of digital isolators. It represents Infineon's implementation of capacitive-free magnetic coupling technology designed to provide reliable signal transmission across isolation barriers in demanding electronic environments.

Replacement Considerations

Publicly confirmed substitute part numbers are not explicitly listed in the provided source material. Consult official Infineon documentation for current equivalent recommendations.