The Texas Instruments UCC37323DGNR is a high-speed, low-side gate driver designed for driving power MOSFETs and IGBTs. This driver is part of the UCC37xxx series, renowned for their robust performance in various applications, including motor control, power supply systems, and other power conversion technologies.

Key Features

• Output Drive Capability: The UCC37323DGNR can deliver peak output currents of up to 9A, ensuring efficient switching of connected power devices.
• Wide Supply Voltage Range: It operates over a supply voltage range of 4V to 15V, making it versatile for different power levels and compatible with a variety of control circuits.
• High-Speed Operation: With a propagation delay typically under 25ns and a rise and fall time of approximately 15ns, this driver enables high-frequency operation, which is crucial for modern power-efficient converters.
• Dual Outputs: The device features dual outputs that can be configured for either inverting or non-inverting operation, providing design flexibility.
• Drive Voltage Flexibility: The UCC37323DGNR allows for bootstrapped supply configurations, enabling higher drive voltages for the MOSFET or IGBT gate, thus enhancing performance.
• Thermal Shutdown: An integrated thermal shutdown feature protects the device from overheating, thus ensuring reliability and a longer operational lifespan.

Applications

The UCC37323DGNR is ideal for a wide range of applications, including:

• Switch Mode Power Supplies (SMPS)
• DC to AC Converters
• DC to DC Converters
• Motor Drives
• Power Inverters
• Class D Audio Amplifiers

Package and Quality

The device is available in an 8-pin MSOP PowerPAD™ package, which not only minimizes the footprint on the PCB but also enhances thermal dissipation. Texas Instruments' commitment to quality is evident in the UCC37323DGNR, as it is designed to meet or exceed industry standards for performance and reliability.