Product Overview: L6699DTR from STMicroelectronics

The L6699DTR is a high-performance, feature-rich controller IC designed by STMicroelectronics, tailored for resonant converters with a focus on half-bridge topologies. This advanced controller is part of ST's commitment to providing efficient and reliable solutions for switch mode power supplies.

Key Features

• Resonant Half-Bridge Controller: The L6699DTR is specifically designed to handle the requirements of resonant half-bridge topologies, providing precise control for applications that demand high efficiency and performance.
• Integrated High-Voltage Gate Driver: It comes with an integrated gate driver capable of driving high-voltage MOSFETs, ensuring robust and efficient switching with minimal external components required.
• Adjustable Dead-Time: The controller allows for adjustable dead-time, enabling optimization of converter efficiency and performance across different load conditions.
• Frequency Modulation for EMI Reduction: To meet stringent electromagnetic interference (EMI) requirements, the L6699DTR supports frequency modulation, which helps to spread the energy over a wider bandwidth and reduce peak EMI emissions.
• Soft-Start Capability: The soft-start feature prevents inrush current at startup, enhancing system reliability and extending the life of the power supply components.
• Brownout Protection: With built-in brownout protection, the device ensures stable operation under varying input voltage conditions, protecting the system against undervoltage scenarios.

Applications

The versatility of the L6699DTR makes it suitable for a wide range of applications, including but not limited to:

• High-efficiency AC-DC adapters
• Telecom and server power supplies
• Flat-panel television and monitor power supplies
• LED lighting systems

Package and Availability

The L6699DTR is available in a compact SO-16N package, making it ideal for space-constrained applications. Its tape and reel packaging facilitate efficient assembly for high-volume production. As part of STMicroelectronics' commitment to sustainability, the device is RoHS compliant and designed to meet current environmental standards.