ADUM2250WARWZ-RL

Overview

The ADUM2250WARWZ-RL is a dual-channel digital isolator from Analog Devices, designed for hot-swappable I2C applications. It utilizes magnetic coupling technology to provide robust signal isolation with a rated insulation voltage of 5000 Vrms. The device supports bidirectional data transmission at speeds up to 1 Mb/s. It operates within an extended temperature range of -40°C to +105°C and meets AEC-Q100 automotive qualification standards. Packaged in a 16-pin SOIC_W surface-mount format, it ensures reliable communication across isolated boundaries.

Feature Summary

• Supports hot-swap operations on I2C buses without causing system crashes or data corruption
• Provides high common-mode transient immunity through proprietary magnetic coupling technology
• Features bidirectional channels suitable for complex two-way communication protocols

Applications

• Hot-swappable I2C bus isolation in industrial systems
• Automotive electronic control unit communication interfaces
• Isolated gate driver supply monitoring circuits

Procurement Notes

Verify the specific suffix WARWZ-RL against the official datasheet to confirm package type and reel configuration. Ensure compatibility with AEC-Q100 requirements if used in automotive contexts. Check current availability status as distribution may be restricted in certain regions. Confirm moisture sensitivity level handling procedures during assembly.

Selection Notes

Select this component when bidirectional I2C isolation with hot-swap capability is required. It is suitable for environments demanding high reliability and automotive certification. Consider the 16-pin SOIC package constraints for PCB layout. Evaluate thermal performance within the specified operating temperature range for long-term stability.

Part Context

This part belongs to the ADUM2250 series of digital isolators. It shares the core magnetic coupling architecture with other members but is optimized for I2C protocols. The series emphasizes robustness against high dv/dt noise and provides galvanic isolation for sensitive control signals in noisy electrical environments.

Replacement Considerations

Consult the manufacturer's obsolescence notices for potential alternate assemblies. Verify pinout compatibility before substituting with similar isolators. Cross-reference specifications for insulation voltage and data rate to ensure functional equivalence.