ADUM1246ARSZ-RL7

Overview

The ADUM1246ARSZ-RL7 is a micropower, dual-channel digital isolator based on Analog Devices iCoupler technology. It provides bidirectional signal isolation with a maximum data rate of 2 Mb/s and an insulation voltage of 3750 Vrms. The device operates within a supply voltage range of 2.25 V to 3.6 V and features a typical quiescent current of 306 uA per channel. It supports propagation delays of 180 ns and functions across an operating temperature range from -40°C to +125°C. Packaged in SSOP-20.

Feature Summary

• Utilizes iCoupler magnetic coupling technology for high common-mode transient immunity
• Provides bidirectional signal isolation for dual-channel applications
• Designed for low-power operation with micropower quiescent current consumption

Applications

• Industrial automation systems requiring galvanic isolation
• Medical equipment needing reliable signal transmission across isolation barriers
• Power electronics interfaces for gate drive and monitoring circuits

Procurement Notes

Verify the specific suffix RL7 indicates reel packaging when sourcing. Confirm the manufacturer part number matches ADUM1246ARSZ-RL7 exactly. Check datasheet revisions for any pinout or electrical specification updates. Ensure compatibility with your system's voltage levels and isolation requirements before procurement.

Selection Notes

Select this component for applications requiring bidirectional isolation with moderate data rates. Compare against unidirectional alternatives if only single-direction signals are needed. Consider thermal performance within the SSOP-20 package for high-density designs. Verify that the 3750 Vrms insulation rating meets your safety standards.

Part Context

This part belongs to the ADuM124x family of dual-channel digital isolators. These devices integrate both transmitter and receiver circuits on a single monolithic CMOS substrate. The series is designed to replace traditional optocouplers in many industrial and communication applications.

FAQ

Is the ADUM1246ARSZ-RL7 bidirectional?

Yes, the ADUM1246 variant is specifically designed as a bidirectional digital isolator.

What isolation technology does this component use?

It uses Analog Devices' iCoupler technology, which relies on magnetic coupling rather than optical components.