ADUM3400WBRWZ-RL

Overview

The ADUM3400WBRWZ-RL is a quad digital isolator from Analog Devices Inc., utilizing iCoupler magnetic coupling technology. It provides four independent channels with bidirectional signal transmission, supporting data rates up to 90 Mbps. The device offers an isolation voltage of 2500 Vrms and a common-mode transient immunity of 25 kV/µs. It operates within a supply voltage range of 2.7 V to 5.5 V and features a maximum propagation delay of 32 ns. Packaged in a 16-SOIC surface-mount format, it functions reliably across an industrial temperature range of -40°C to +105°C.

Feature Summary

• Integrates four independent bidirectional digital isolator channels within a single package.
• Employs iCoupler magnetic coupling technology for high-speed signal transmission without optical components.
• Delivers robust performance with 2500 Vrms isolation capability and high common-mode transient immunity.

Applications

• Industrial automation systems requiring galvanic isolation between control and power stages.
• Medical equipment interfaces needing reliable signal separation and patient safety compliance.
• Power electronics applications involving inverters, motor drives, and converter circuits.

Procurement Notes

Verify the specific suffix configuration against official Analog Devices documentation to ensure compatibility with required packaging and tape-and-reel specifications. Confirm that the component meets all necessary regulatory standards for the intended application environment. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and sourcing integrity before finalizing procurement orders.

Selection Notes

Select this component when designing systems requiring four isolated bidirectional channels with moderate speed requirements. Ensure the PCB layout accommodates the 16-SOIC footprint and maintains adequate creepage distances for the specified isolation voltage. Consider the 2.7 V to 5.5 V operating range to align with system logic levels and power supply constraints effectively.

Part Context

This device belongs to the ADuM3400 series of quad digital isolators, representing Analog Devices' iCoupler technology line. It serves as a solid-state alternative to traditional optocouplers, offering improved reliability and smaller form factors. The series is designed for applications demanding high noise immunity and long-term stability in electrically noisy environments.

Replacement Considerations

ADUM3400CRWZ-RL