Product Overview: Texas Instruments UCC3813PWTR-5

The UCC3813PWTR-5 is a sophisticated low-power pulse width modulation (PWM) controller from Texas Instruments designed for a wide range of power supply applications. This device is part of the UCC3813x series, which are known for their improved performance and features that cater to modern power supply requirements.

Key Features

• Operating Range: The UCC3813PWTR-5 operates with a voltage range of 8.5V to 21V, making it suitable for various applications, including offline power converters and DC-DC regulators.
• Drive Capability: It comes with a high-current totem pole output capable of driving a power MOSFET or IGBT directly, which simplifies the design and reduces component count.
• Frequency: The device features a programmable switching frequency up to 1MHz, allowing designers to optimize their power supply for efficiency or size.
• Power Saving: With its low startup and operating current, the UCC3813PWTR-5 enhances power efficiency, making it ideal for energy-sensitive applications.
• Protection: It includes various protection features such as under-voltage lockout (UVLO), overcurrent protection, and a programmable soft start function that prevents inrush current at startup.

Applications

The UCC3813PWTR-5 is versatile and can be used in numerous applications such as:

• AC-DC power supplies
• Isolated and non-isolated DC-DC converters
• Telecommunication equipment
• Industrial power systems
• Portable devices and battery management systems

Package and Quality

The device is available in a TSSOP-14 package, which is designed for surface mount technology (SMT) and is suitable for compact PCB layouts. The UCC3813PWTR-5 is also characterized for operation from -40°C to 85°C, ensuring reliable performance in a wide range of environmental conditions. Texas Instruments is known for its commitment to quality, and this product meets the company's stringent standards for reliability and performance.

For designers looking for a reliable, efficient, and flexible solution for their power management needs, the UCC3813PWTR-5 by Texas Instruments is an excellent choice that combines functionality with ease of use.