Texas Instruments

ISO7761DBQR  

Digital Isolators

ISO7761DBQR Description

The ISO7761DBQR is a high-performance digital isolator from Texas Instruments, designed to provide reliable signal transmission in demanding industrial and automotive applications. This device features 6 unidirectional channels, offering robust isolation with a 3000Vrms isolation voltage. The ISO7761DBQR operates over a wide voltage range of 2.25V to 5.5V, making it suitable for various power supply requirements.

ISO7761DBQR Features

• Technology: Capacitive coupling ensures high-speed data transmission with low power consumption.
• Data Rate: Supports a data rate of 100Mbps, enabling fast communication between isolated domains.
• Propagation Delay: Offers a maximum propagation delay of 16ns for both tpLH and tpHL, ensuring quick signal transmission.
• Rise/Fall Time: Features a typical rise/fall time of 1.1ns/1.4ns, contributing to high-speed operation.
• Pulse Width Distortion: Maintains a maximum pulse width distortion of 4.9ns, ensuring signal integrity.
• Common Mode Transient Immunity: Provides a minimum immunity of 85kV/µs, protecting against fast transients.
• Mounting Type: Surface mount packaging allows for easy integration into PCB designs.
• Package: Available in a tape and reel (TR) package, facilitating automated assembly processes.

ISO7761DBQR Applications

The ISO7761DBQR is ideal for a variety of applications where signal isolation is critical, including:

• Industrial Control Systems: Protecting control circuits from high-voltage transients and noise.
• Automotive Applications: Isolating high-voltage domains in electric and hybrid vehicles, such as battery management systems and motor controllers.
• Power Distribution Systems: Ensuring safe and reliable communication between different voltage domains in power distribution networks.
• Medical Equipment: Providing galvanic isolation for safety-critical signal paths in medical devices.

Conclusion of ISO7761DBQR

The ISO7761DBQR from Texas Instruments stands out in the digital isolator market due to its high isolation voltage, fast data rate, and robust performance characteristics. Its unique combination of features makes it an excellent choice for demanding applications where signal integrity and system safety are paramount. With its wide voltage range and surface mount packaging, the ISO7761DBQR offers a versatile solution for designers looking to implement reliable isolation in their electronic systems.

ISO7761DBQR Documents

Download datasheets and manufacturer documentation for ISO7761DBQR

Datasheets :

ISO7760-63 Datasheet      

HTML Datasheet :

ISO7760-63 Datasheet