ADUM141E1BRZ-RL7

Digital Isolators Overview

The ADUM141E1BRZ-RL7 is a quad-channel digital isolator from Analog Devices, utilizing iCoupler magnetic coupling technology. It features a 3:1 channel configuration with three unidirectional forward channels and one reverse channel. The device supports data rates up to 150 Mb/s and offers a common-mode transient immunity of 75 kV/µs. It operates within a supply voltage range of 1.7 V to 5.5 V and provides an insulation voltage of 3000 Vrms. The component is housed in a 16-lead SOIC package with a width of 3.90 mm, suitable for surface mount installation across an operating temperature range of -40°C to +125°C.

Digital Isolators Feature Summary

• Integrates four isolated channels using proprietary iCoupler magnetic coupling technology for high-speed signal transmission.
• Provides robust noise immunity with a common-mode transient immunity rating of 75 kV/µs.
• Supports standard logic protocols including SPI communication interfaces.
• Operates reliably across extended industrial temperature ranges with low propagation delay.

Digital Isolators Applications

• Industrial automation systems requiring galvanic isolation
• Medical equipment signal processing circuits
• Power metering and energy management systems
• Automotive electronic control units

Digital Isolators Procurement Notes

Verify the specific suffix BRZ-RL7 to confirm the reel packaging format and tape width specifications. Ensure compatibility with moisture sensitivity levels during storage and handling procedures. Cross-reference the exact part number against official Analog Devices documentation to validate the 3000 Vrms insulation rating and channel configuration before integration into design schematics.

Digital Isolators Selection Notes

Select this component when a quad-channel isolator with asymmetric 3:1 directionality is required. It is appropriate for designs needing high common-mode transient immunity and operation at data rates up to 150 Mbps. Consider the 16-SOIC footprint constraints and the 1.7 V to 5.5 V supply voltage range during power budget calculations.

Digital Isolators Part Context

This part belongs to the ADuM141ES series of robust digital isolators. It shares architectural similarities with other members like the ADUM141E0 variant but differs in insulation voltage ratings and packaging options. The series leverages silicon dioxide insulation layers to replace traditional transformer-based isolation methods.

Digital Isolators FAQ

What is the channel configuration of the ADUM141E1BRZ-RL7?

It features a 3:1 configuration, consisting of three unidirectional forward channels and one reverse channel.

Does this device support bidirectional communication?

No, the channels are specified as unidirectional in the official product description.