ADUM3472WARSZ - Digital Isolator from Analog Devices Inc.

The ADUM3472WARSZ is a state-of-the-art digital isolator manufactured by Analog Devices Inc., a company renowned for its high-quality and innovative semiconductor products. This particular component is designed to provide robust electrical isolation in a variety of digital communication and power supply applications. It is a part of Analog Devices' iCoupler® family, which uses chip-scale transformer technology to achieve isolation and facilitate data transfer between domains with different ground potentials.

This digital isolator features four independent isolation channels, two of which are forward-direction channels and two are reverse-direction channels. This bidirectional communication capability makes the ADUM3472WARSZ highly versatile and suitable for a wide range of applications, including isolated SPI interfaces, sensor interfaces, and industrial process controls, where bidirectional data flow is necessary.

The ADUM3472WARSZ is characterized by its high data rate of up to 25 Mbps and its low power operation, which is essential for power-sensitive applications. It operates over a wide supply voltage range of 2.7V to 5.5V, providing flexibility in various system designs. The isolator also features a high common-mode transient immunity of >25 kV/μs, ensuring reliable operation in electrically noisy environments.

For enhanced safety and reliability, the ADUM3472WARSZ offers a high isolation voltage rating of 2500 Vrms for 1 minute per UL 1577. This ensures the component can withstand high voltage differentials without compromising the integrity of the isolation barrier. Furthermore, the device is available in a compact, 16-lead SOIC package with increased creepage for improved insulation and space-saving on PCBs.

As with many of Analog Devices' products, the ADUM3472WARSZ is designed with robustness in mind. It is specified over the wide temperature range of -40°C to +125°C, making it suitable for industrial environments where extreme temperatures are common. With its combination of high-speed data transfer, low power consumption, and reliable high-voltage isolation, the ADUM3472WARSZ is an excellent choice for designers looking to enhance the safety and performance of their systems.

Key Features:

• 4-channel (2 forward, 2 reverse) digital isolator
• High data rate: Up to 25 Mbps
• Low power operation
• Wide supply voltage range: 2.7V to 5.5V
• High common-mode transient immunity: >25 kV/μs
• 2500 Vrms isolation for 1 minute per UL 1577
• 16-lead SOIC package with increased creepage
• Operating temperature range: -40°C to +125°C