ISO7741

ISO7740, ISO7741, ISO7742 SLLSEP4I – MARCH 2016 – REVISED FEBRUARY 2024 ISO774x High-Speed, Robust-EMC Reinforced and Basic Quad-Channel Digital Isolators 1 Features 100Mbps data rate Robust isolation barrier: – >30-year projected lifetime at 1500VRMS working voltage – Up to 5000VRMS isolation rating – Up to 12.8kV surge capability – ±100kV/μs typical CMTI Wide supply range: 2.25V to 5.5V 2.25V to 5.5V level translation Default output high (ISO774x) and low (ISO774xF) options Wide temperature range: –55°C to 125°C Low power consumption, typical 1.5mA per channel at 1Mbps Low propagation delay: 10.7ns typical (5V Supplies) Robust electromagnetic compatibility (EMC) – System-level ESD, EFT, and surge immunity – ±8kV IEC 61000-4-2 contact discharge protection across isolation barrier – Low emissions Wide-SOIC (DW-16) and QSOP (DBQ-16) package options Automotive version available: ISO774x-Q1 Safety-related certifications: – DIN EN IEC 60747-17 (VDE 0884-17) – UL 1577 component recognition program – IEC 61010-1, IEC 62368-1, IEC 60601-1, and GB 4943.1 certifications 2 Applications Industrial automation Motor control Power supplies Solar inverters Medical equipment 3 Description The ISO774x devices are high-performance, quadchannel digital isolators with 5000VRMS (DW package) and 3000VRMS (DBQ package) isolation ratings per UL 1577. This family includes devices with reinforced insulation ratings according to VDE, CSA, TUV and CQC. The ISO7741B dev...