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Product Detailed Parameters
- Description：DGTL ISOLTR 3KV 2CH GP 8-SOIC
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tube
- Number of Channels：2
- Voltage - Isolation：3000Vrms
- Rise / Fall Time (Typ)：2.5ns, 2.5ns
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：Automotive
- Qualification：-
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Overview
The ADUM121N1WBRZ is a dual-channel digital isolator from Analog Devices, utilizing iCoupler magnetic coupling technology. It features a wide operating supply voltage range of 1.7 V to 5.5 V and supports data rates up to 150 Mb/s. The device provides 3000 Vrms isolation voltage and operates within a temperature range of -40°C to +125°C. Packaged in an 8-lead SOIC_W (Wide) surface-mount format, it offers low power consumption with a typical quiescent current of 5.8 mA per channel.
Feature Summary
- High EMC robustness with superior transient immunity
- Wide operating supply voltage range for flexible integration
- Extended industrial temperature rating for harsh environments
Applications
- Industrial automation systems requiring galvanic isolation
- Medical equipment signal interface protection
- Power management circuit monitoring and control
Procurement Notes
Verify the specific suffix 'W' indicates the Wide SOIC package variant when sourcing. Confirm RoHS compliance status through official manufacturer documentation prior to procurement. Ensure compatibility with existing PCB footprint designs due to the specific package dimensions associated with this part number.
Selection Notes
Select this component for applications demanding high-speed data transmission alongside robust electromagnetic interference rejection. The wide supply voltage range accommodates various logic levels without additional level shifting. Consider the thermal performance and package size constraints when designing for high-density layouts.
Part Context
This part belongs to the ADUM121N series, representing an evolution in iCoupler technology with enhanced common-mode transient immunity compared to earlier generations. It serves as a direct replacement for legacy isolators requiring higher speed and better noise tolerance while maintaining similar pinout configurations for ease of migration.
Replacement Considerations
- ADUM121N1BRZ
FAQ
What is the maximum common-mode transient immunity of the ADUM121N1WBRZ?
The device offers a minimum common-mode transient immunity of 100 kV/µs.
Does the ADUM121N1WBRZ support bidirectional communication?
No, the channels are unidirectional, transmitting signals from input to output only.
