ADUM1241ARSZ-RL7

Overview

The ADUM1241ARSZ-RL7 is a micropower, dual-channel digital isolator utilizing iCoupler technology. It features magnetic coupling for signal transmission with a 3750Vrms isolation voltage and bidirectional data rates of 2Mbps. The device operates on a single supply voltage ranging from 2.25V to 3.6V. Key electrical specifications include a maximum propagation delay of 180ns, typical rise/fall times of 2ns, and a minimum common-mode transient immunity of 25kV/µs. It is housed in an 8-SOIC package and supports an operating temperature range of -40°C to +125°C.

Feature Summary

• Integrates dual-channel galvanic isolation using proprietary iCoupler magnetic coupling technology
• Provides bidirectional data transmission capability with default high logic state configuration
• Delivers high common-mode transient immunity to protect against noise interference
• Operates within a wide industrial temperature range for robust environmental performance

Applications

• Industrial process control systems requiring isolated communication interfaces
• Medical equipment needing reliable galvanic separation between circuits
• Power management systems utilizing isolated gate drive applications
• Inverters and motor drives requiring high-speed signal isolation

Procurement Notes

Verify the specific suffix ARSZ-RL7 to confirm the reel packaging format and pinout compatibility. Ensure the procurement source provides valid manufacturer traceability documentation. Confirm that the component meets RoHS compliance standards required for your assembly process. Cross-reference the datasheet revision date to ensure technical accuracy before finalizing orders.

Selection Notes

Select this component when bidirectional communication is required across an isolation barrier. It is suitable for applications demanding low power consumption alongside moderate data speeds. Consider the 8-SOIC package constraints for PCB layout space. Verify that the input voltage levels match the system logic requirements for proper interface operation.

Part Context

This part belongs to the ADUM1241 series of micropower digital isolators. It shares core technology with other devices in the family but differs in channel count and directionality configurations. The series is designed to replace traditional optocouplers in various industrial and commercial applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.