The UCC2813QDR-1Q1 from Texas Instruments is a robust and efficient low-power pulse-width modulator (PWM) controller that is designed to meet the needs of a wide range of power supply applications. This device is part of the UCC2813-x family of BiCMOS push-pull, high-speed, low-power, pulse-width modulators. It is specifically engineered to offer improved performance with lower power dissipation and higher speed compared to its predecessors.

Key Features

• Operating Range: The UCC2813QDR-1Q1 operates with a wide-ranging input voltage, making it suitable for various applications.
• High-Speed Operation: This PWM controller can operate at high frequencies, enabling the design of power supplies with smaller components and improved efficiency.
• Low Power Consumption: The device is designed for low startup and operating currents, which help in reducing overall power consumption.
• Improved Drive Capability: The UCC2813QDR-1Q1 offers enhanced drive capability, allowing it to drive larger MOSFETs or IGBTs, which can be beneficial in high-power applications.
• Stability: With built-in features such as under-voltage lockout, the controller ensures stable operation under various conditions.
• Temperature Range: The device is specified for operation from -40°C to +85°C, supporting its use in industrial environments.

Applications

The UCC2813QDR-1Q1 is versatile and can be used in a variety of applications, including:

• Switching power supplies
• DC-DC converters
• Power factor correction circuits
• Offline power supplies

Quality and Reliability

Texas Instruments is known for their commitment to quality and reliability, and the UCC2813QDR-1Q1 is no exception. It is designed to meet the stringent requirements of the industrial market, ensuring long-term reliability and performance. The device is available in a 14-pin SOIC package, providing a compact solution for space-constrained applications.