Texas Instruments UCC21351x-Q1 Gate Drivers

Introduction

The Texas Instruments UCC21351x-Q1 Gate Drivers are advanced isolated dual-channel drivers engineered for high efficiency and robustness in power applications. With their impressive specifications and AEC-Q100 qualification, these drivers are particularly well-suited for automotive environments.

Part Description

The UCC21351x-Q1 Gate Drivers feature a peak-source current of 4A and a peak-sink current of 6A, making them capable of driving power MOSFETs, SiC, and IGBT transistors effectively. They come with programmable dead time and operate over a wide temperature range of -40 to 150°C. These drivers are designed to enhance efficiency and power density while providing robust performance. Key features include:

• Universal dual low-side, dual high-side, or half-bridge driver configuration
• Common-Mode Transient Immunity (CMTI) greater than 125V/ns
• UVLO protection for all power supplies
• Fast enable for power sequencing
• Integrated de-glitch filter that rejects input transients shorter than 5ns

Applications

The UCC21351x-Q1 Gate Drivers are suitable for a variety of applications, including:

• On-board battery chargers
• High-voltage DC-DC converters
• Automotive HVAC systems
• Body electronics in vehicles

Industries

These gate drivers find their primary applications in the following industries:

• Automotive
• Renewable Energy
• Industrial Automation
• Consumer Electronics

Usage Ideas

Here are three project ideas utilizing the UCC21351x-Q1 Gate Drivers:

1. Electric Vehicle Charger: Design an on-board battery charger for electric vehicles that utilizes the UCC21351x-Q1 to efficiently manage power delivery to the battery pack.

2. DC-DC Converter for Solar Applications: Create a high-voltage DC-DC converter for solar power systems, leveraging the robust performance of the UCC21351x-Q1 to ensure reliable energy conversion.

3. Automotive HVAC Control System: Develop a control system for automotive HVAC that uses the UCC21351x-Q1 to drive the necessary power transistors, ensuring efficient operation and temperature regulation.

Conclusion

The Texas Instruments UCC21351x-Q1 Gate Drivers are a versatile and powerful solution for driving power transistors in various applications. With their robust features and AEC-Q100 qualification, they are ideal for automotive and industrial applications where efficiency and reliability are paramount. Whether you're designing battery chargers, DC-DC converters, or HVAC systems, the UCC21351x-Q1 provides the performance needed to meet modern power demands.