4DIR2401HAXUMA1

Overview

The Infineon Technologies 4DIR2401HAXUMA1 is a four-channel digital isolator utilizing magnetic coupling technology. It features a bidirectional channel configuration with a 2/2 input-output split, housed in a PG-DSO-Wide-16 package. The device supports a data rate of 40 Mbps and provides an isolation voltage of 5700 Vrms. Key electrical parameters include a maximum propagation delay of 26 ns, a common-mode transient immunity (CMTI) of 100 kV/µs, and a supply voltage range of 2.7 V to 6.5 V. It operates within a temperature range of -40°C to +125°C.

Feature Summary

• Employs magnetic coupling technology for signal transmission across the isolation barrier.
• Provides high common-mode transient immunity to maintain signal integrity in noisy environments.
• Features bidirectional channels allowing flexible data flow direction control.

Applications

• Industrial communication interfaces requiring galvanic isolation
• Automotive electronic systems needing robust noise immunity
• Medical equipment isolated signal paths

Procurement Notes

Verify component authenticity through authorized distributors due to end-of-life status. Confirm package orientation and pinout compatibility during integration. Check RoHS compliance documentation for regulatory adherence. Validate operating temperature ranges against specific application environmental conditions before finalizing procurement decisions.

Selection Notes

Select this component when bidirectional isolation is required for SPI or similar protocols. Ensure the 5700 Vrms isolation rating meets safety standards for the target application. Consider the 40 Mbps data rate limit for high-speed interface requirements. Verify that the 16-pin wide SOIC package fits the available PCB footprint constraints.

Part Context

This part belongs to the ISOFACE™ family of digital isolators from Infineon Technologies. These devices are designed for industrial and automotive applications where reliable signal transmission across isolation barriers is critical. The family utilizes proprietary magnetic coupling technology to achieve high performance and low power consumption compared to traditional capacitive or optical isolators.

Replacement Considerations

The manufacturer lists the 4DIR2401HXUMA1 as a substitute. Verify pinout and electrical specifications match before replacement. Note that the original part status is not recommended for new designs.

FAQ

What is the channel configuration of the 4DIR2401HAXUMA1?

It has a 2/2 configuration, meaning two inputs on side 1 and two outputs on side 2, supporting bidirectional data flow.

What technology does this digital isolator use?

It uses magnetic coupling technology for signal isolation.