The L6563DTR from STMicroelectronics is a cutting-edge Power Factor Correction (PFC) controller specifically designed to operate in Transition Mode (TM). As a highly integrated solution for power supply and lighting applications, this controller is a key component for systems that require high power factor and low Total Harmonic Distortion (THD).

Key Features:

• Transition-Mode Control: The L6563DTR operates in transition mode, which provides an excellent compromise between system efficiency and reduced component size, making it ideal for compact power supplies.
• Multi-Function Pin: This device features a multi-function pin that can be used to implement several functions such as Brownout Protection, enabling/disabling the PFC, and Overvoltage Protection, providing designers with flexibility and advanced control.
• Low Start-up Current: With its low start-up current, this controller ensures minimal power consumption during the initial phase, contributing to the overall efficiency of the power supply.
• Protection Features: The L6563DTR includes a range of protection features such as Overvoltage, Undervoltage Lockout (UVLO), and Overcurrent Protection, ensuring the safety and reliability of the application it is used in.

Applications:

Suitable for a wide array of applications, the L6563DTR is commonly used in:

• High-efficiency AC-DC converters
• Power supplies for LED lighting
• Adapters and chargers
• Flat TVs and monitors
• Blue Angel compliant applications

Technical Specifications:

• Package: The device is offered in a small SSOP10 package, which is ideal for space-constrained applications.
• Frequency Modulation: It includes frequency modulation to reduce EMI emissions and to meet regulatory standards.
• High-Voltage Startup: The IC integrates a high-voltage startup source that ensures a reliable start-up phase and reduces the number of external components required.

The L6563DTR is a robust and versatile controller that enhances the performance of power supply systems by improving power factor and reducing total harmonic distortion. With its advanced features and protections, it is a go-to solution for engineers looking to design efficient and compact power applications.