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ISO7741 Datasheet Robust-emc Reinforced Quad-channel Digital Isolators

Manufacturer: Texas Instruments

Overview: ISO7740, ISO7741, ISO7742 SLLSEP4I – MARCH 2016 – REVISED FEBRUARY 2024 ISO774x High-Speed, Robust-EMC Reinforced and Basic Quad-Channel Digital Isolators.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General 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 device is designed for applications that require basic insulation ratings only.

Key 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.

ISO7741 Distributor