Texas Instruments

ISO7741DW  

Digital Isolators

ISO7741DW Description

The ISO7741DW is a high-performance digital isolator designed and manufactured by Texas Instruments. It features 4 unidirectional channels and utilizes capacitive coupling technology for reliable signal transmission. With a data rate of 100Mbps and a low propagation delay of 16ns, the ISO7741DW ensures fast and efficient communication in various applications. The device is compliant with RoHS3 and REACH regulations, making it suitable for environmentally conscious designs.

ISO7741DW Features

• Technical Specifications:

  • Inputs: 3/1 (Side 1/Side 2)
  • Rise/Fall Time (Typ): 2.4ns
  • Pulse Width Distortion (Max): 4.9ns
  • Propagation Delay tpLH/tpHL (Max): 16ns
  • Voltage - Supply: 2.25V ~ 5.5V
  • Voltage - Isolation: 5000Vrms
  • Common Mode Transient Immunity (Min): 85kV/µs
  • Moisture Sensitivity Level (MSL): 2 (1 Year)
  • Isolated Power: No

• Unique Features and Advantages:

  • The ISO7741DW offers a high level of isolation (5000Vrms) for improved safety and reliability in high-voltage applications.
  • Its low propagation delay and pulse width distortion ensure minimal signal distortion, making it ideal for high-speed data transmission.
  • The device's compliance with RoHS3 and REACH regulations demonstrates its commitment to environmental sustainability.

ISO7741DW Applications

The ISO7741DW is ideal for various applications where high-speed, reliable communication is essential, such as:

• Industrial Automation: Its high data rate and low propagation delay make it suitable for controlling and monitoring industrial processes.
• Power Supplies: The ISO7741DW's isolation capabilities protect sensitive circuits from high-voltage transients in power supply applications.
• Medical Devices: Its low power consumption and isolation features make it suitable for use in medical equipment, ensuring patient safety.
• Automotive Systems: The ISO7741DW can be used in automotive applications for reliable communication between high-voltage and low-voltage systems.

Conclusion of ISO7741DW

The ISO7741DW from Texas Instruments is a versatile digital isolator that combines high-speed data transmission with robust isolation capabilities. Its unique features, such as low propagation delay and pulse width distortion, make it an ideal choice for applications requiring reliable communication in high-voltage environments. With its compliance with RoHS3 and REACH regulations, the ISO7741DW is also an environmentally friendly option for designers looking to create sustainable electronic systems.

ISO7741DW Documents

Download datasheets and manufacturer documentation for ISO7741DW

PCN Assembly/Origin :

Assembly Process 05/May/2021      

Datasheets :

ISO7740, 41, 42 Datasheet      

Design Resources :

Digital Isolator Design Guide       Polyphase Shunt Metrology with Isolated AFE Reference Design      

Other Related Documents :

Isolation Glossary      

HTML Datasheet :

ISO7740, 41, 42 Datasheet      

PCN Design/Specification :

ISO774x 04/Apr/2023       ISO7740/ISO7741/ISO7742 06/Aug/2019