The UCC3813PW-1, from the reputable semiconductor manufacturer Texas Instruments, is a high-performance, low-power BiCMOS current-mode pulse width modulator (PWM) controller. Designed for a wide range of power supply applications, this versatile component is an integral part of any efficient power management system.

Key Features

• Operating Range: The UCC3813PW-1 operates with a supply voltage range of 8.5V to 15V, making it suitable for various intermediate bus voltages in multi-rail systems.
• Frequency: It features a programmable switching frequency up to 1MHz, allowing designers to optimize their power supply for efficiency or component size.
• Drive Capability: The device can provide up to 1A peak output current to the gate of a power MOSFET, ensuring robust drive capability for a wide range of power stages.
• Energy Efficient: With its low startup and operating currents (typically 0.5mA and 2.5mA respectively), the UCC3813PW-1 is an energy-efficient choice for battery-powered and energy-sensitive applications.
• Protection Features: It includes a variety of protection features such as under-voltage lockout (UVLO), over-current protection (OCP), and thermal shutdown, enhancing the reliability and safety of the end application.

Applications

The UCC3813PW-1 is ideal for use in a variety of applications, including:

• AC-DC power supplies
• Isolated and non-isolated DC-DC converters
• Power Over Ethernet (PoE) systems
• LED drivers
• Telecom and datacom power systems

Package and Availability

Encased in a 14-pin TSSOP package, the UCC3813PW-1 combines a compact form factor with the robustness needed for industrial and commercial environments. It is available for purchase directly from Texas Instruments or through authorized distributors, ensuring easy integration into your design projects.

For detailed specifications, application notes, and support resources, visit the Texas Instruments website or contact your local sales representative.