Texas Instruments

ISOW7741DFMR  

Digital Isolators

The ISOW7741DFMR is a high-performance, isolated gate driver from Texas Instruments. It is designed to provide robust and reliable control for high-voltage power devices in a wide range of applications.

Description:

The ISOW7741DFMR is a monolithic isolated gate driver that combines a high-voltage power MOSFET and a proprietary capacitive coupling technique to provide high-voltage isolation between the input and output. It features a logic-level input interface that can be easily interfaced with microcontrollers and other digital circuits, and a high-voltage output that can drive power MOSFETs, IGBTs, and other high-voltage power devices.

Features:

• High-voltage isolation: The ISOW7741DFMR provides up to 5.5kVrms of isolation between the input and output, ensuring safe and reliable operation in high-voltage environments.
• Logic-level input interface: The device features a logic-level input interface that can be easily interfaced with microcontrollers and other digital circuits, eliminating the need for external level-shifting or buffering.
• High-voltage output: The ISOW7741DFMR can drive N-channel MOSFETs with voltage ratings up to 1200V and IGBTs with voltage ratings up to 1700V.
• Wide input voltage range: The device can operate from a supply voltage as low as 2.7V, making it suitable for a wide range of applications.
• Low propagation delay: The ISOW7741DFMR has a propagation delay of only 60ns, enabling fast switching and high efficiency in power conversion applications.
• Short-circuit protection: The device features integrated short-circuit protection that limits the output current in the event of a short circuit, protecting the power device and the driver itself.

Applications:

The ISOW7741DFMR is suitable for a wide range of applications that require high-voltage isolation and robust gate drive, including:

• Industrial motor control
• Solar inverters
• Battery chargers
• Power supplies
• Electric vehicle charging stations
• Renewable energy systems

In summary, the ISOW7741DFMR is a high-performance, isolated gate driver that provides reliable and efficient control for high-voltage power devices in a wide range of applications. Its high-voltage isolation, logic-level input interface, and robust short-circuit protection make it an ideal choice for demanding power conversion applications.

ISOW7741DFMR Documents

Download datasheets and manufacturer documentation for ISOW7741DFMR