Texas Instruments

ISO1641DWR  

Digital Isolators

ISO1641DWR Description

The ISO1641DWR is a high-performance digital isolator designed by Texas Instruments. It is a part of the ISO164x series and is based on capacitive coupling technology. This I2C type isolator is hot-swappable and offers robust EMC performance, making it ideal for bidirectional applications. It has 2 channels and supports both bidirectional and unidirectional channel types. The ISO1641DWR is surface mountable and is packaged in a tape & reel (TR) format.

ISO1641DWR Features

• Inputs - Side 1/Side 2: 2/1
• Rise / Fall Time (Typ): 24ns, 16ns
• Common Mode Transient Immunity (Min): 50kV/µs
• Pulse Width Distortion (Max): 45ns
• Isolated Power: No
• Number of Channels: 2
• Technology: Capacitive Coupling
• Voltage - Supply: 3V ~ 5.5V
• Propagation Delay tpLH / tpHL (Max): 70ns, 88ns
• Voltage - Isolation: 5000Vrms
• Moisture Sensitivity Level (MSL): 2 (1 Year)
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001

The ISO1641DWR's unique features include its hot-swappable capability, robust EMC performance, and bidirectional channel support. Its capacitive coupling technology ensures reliable signal transmission, while the 5000Vrms isolation voltage provides excellent protection against electrical noise and transients.

ISO1641DWR Applications

The ISO1641DWR is ideal for a wide range of applications where robust EMC performance and reliable signal transmission are critical. Some specific use cases include:

1. Industrial Automation: The ISO1641DWR's hot-swappable capability and robust EMC performance make it suitable for use in industrial automation systems, where reliable communication between devices is essential.
2. Power Management: The isolator's ability to handle high voltage isolation and provide low propagation delay makes it ideal for power management applications, such as battery management systems and power converters.
3. Automotive: The ISO1641DWR can be used in automotive applications, such as in-vehicle networks and electric vehicle charging systems, where reliable communication and EMC performance are crucial.

Conclusion of ISO1641DWR

The ISO1641DWR is a versatile digital isolator that offers robust EMC performance, hot-swappable capability, and bidirectional channel support. Its unique features and advantages make it an ideal choice for a wide range of applications, including industrial automation, power management, and automotive systems. With its capacitive coupling technology and 5000Vrms isolation voltage, the ISO1641DWR ensures reliable signal transmission and protection against electrical noise and transients, making it a valuable addition to any high-performance electronics system.

ISO1641DWR Documents

Download datasheets and manufacturer documentation for ISO1641DWR

PCN :

Product Change Notification (PDF)      

Application Notes :

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