ADUM142E1BRQZ

Digital Isolators Overview

The ADUM142E1BRQZ is a quad-channel digital isolator from Analog Devices, utilizing iCoupler magnetic coupling technology. It features four unidirectional channels with a 2:2 input-output configuration in a QSOP-16 package. Key electrical parameters include a data rate of 150 Mb/s, isolation voltage of 3000 Vrms, and propagation delay of 15 ns. Operating supply voltage ranges from 1.7 V to 5.5 V, with a typical quiescent current of 11 mA per channel. The device supports an operating temperature range of -40°C to +125°C and offers a common-mode transient immunity of 75 kV/µs.

Digital Isolators Feature Summary

• Integrates four independent unidirectional signal paths within a single compact package for efficient board space utilization.
• Employs proprietary iCoupler magnetic coupling technology to provide robust galvanic isolation without optical components.
• Delivers high-speed data transmission capabilities suitable for demanding industrial communication protocols.

Digital Isolators Applications

• Industrial automation systems requiring isolated sensor interfaces
• Medical equipment needing patient isolation barriers
• Power electronics control circuits with high-voltage noise environments

Digital Isolators Procurement Notes

Verify component authenticity through authorized distributors due to limited availability status reported by major retailers. Confirm package variant matches QSOP-16 specifications. Check moisture sensitivity level handling requirements prior to assembly. Ensure supply chain sources provide valid traceability documentation for automotive or medical grade applications if required.

Digital Isolators Selection Notes

Select this model when four unidirectional isolated channels are necessary for signal integrity in noisy environments. Consider the 150 Mb/s data rate limit for bandwidth requirements. Evaluate the 3000 Vrms isolation rating against system safety standards. Compare power consumption characteristics against alternative isolators if low standby current is critical.

Digital Isolators Part Context

Part of the ADuM142E series, designed for general-purpose digital isolation. Builds upon Analog Devices' iCoupler architecture to replace traditional optocouplers. Offers improved reliability and smaller form factor compared to legacy isolation solutions. Suitable for replacing discrete isolation components in complex circuit designs.

Digital Isolators Replacement Considerations

ADUM142D0BRQZ-RL7 is listed as a parameter-equivalent substitute option.